Meteor Observation Bulletin No. 141 www.rmob.org April 2005 1. GLOBAL OBSERVATIONS Observer: Enric Fraile Algeciras Location: Centre Meteorologic de l'Alt Camp (Tarragona) (01 15' E, 41 17' N) Frequency: 48.24715 MHz Transmitter Location: Biedenkopf C2 TV, Video Frequency 48.250 MHz, ERP 100 kW, Azimuth 90 +/-65 Antenna: 3 element Yagi Azimuth 200 deg (NE), elevation 20 deg Receiver: home made converter 20 dB gain, 1 dB noise and TEN-TEC 1254. 10 dB attenuator in the receiver to reduce direct reception Sensitivity: 0.25 uV for 10 dB S/N Observing method: the audio signal of the video carrier is received using a SSB filter (2500 Hz) and fed into the PC in real time. Data sampling system: own written software "MSD" with sound card. | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 8 10 12 18 12 10 18 13 5 23 29 18 20 13 1 | 13 11 45 9 18 5 19 14 19 18 20 12 13 25 2 | 11 8 12 14 10 11 10 19 9 17 8 27 16 3 | 16 10 24 17 15 10 20 7 10 15 18 8 21 23 4 | 5 11 23 11 15 5 22 10 16 10 14 24 24 31 5 | 17 15 23 10 15 13 24 20 10 39 22 12 38 31 6 | 34 24 27 8 13 19 20 2 14 22 23 7 55 35 7 | 25 25 24 19 24 33 2 32 36 36 28 52 35 8 | 27 12 25 19 27 29 22 28 22 28 34 32 9 | 21 18 26 32 25 14 27 39 27 30 52 34 10 | 19 18 13 19 20 17 17 32 17 40 33 27 11 | 7 7 15 16 18 10 16 27 18 16 27 25 12 | 16 17 7 16 19 15 11 36 17 17 16 25 19 13 | 12 23 23 19 10 13 10 2 24 26 15 23 22 21 14 | 15 11 24 16 43 16 19 15 12 18 23 44 29 26 15 | 7 18 11 16 11 9 10 16 19 21 20 20 19 7 16 | 4 13 8 8 6 8 8 9 11 17 12 15 18 11 17 | 4 6 7 4 8 12 4 9 6 18 9 20 9 9 18 | 9 6 13 4 5 5 7 4 19 15 7 16 14 6 19 | 9 6 11 10 7 8 8 3 14 8 4 14 22 12 20 | 8 6 11 12 6 8 5 6 10 7 6 13 15 8 21 | 14 12 14 17 12 11 11 10 11 16 10 19 16 17 22 | 18 26 19 18 9 25 10 15 10 19 8 18 18 18 23 | 11 32 13 20 16 30 13 10 19 19 5 31 11 22 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 25 42 31 36 27 47 62 40 24 37 31 27 34 1 | 15 21 21 23 28 60 71 22 26 20 44 22 36 2 | 15 30 22 24 29 22 41 32 23 23 17 23 18 3 | 13 20 31 38 28 45 33 31 18 24 34 29 36 4 | 16 25 44 38 45 38 83 73 27 53 47 37 5 | 13 24 45 68 43 91 54 69 48 18 35 53 57 6 | 27 39 63 54 33 101 79 73 44 57 52 57 52 7 | 38 31 70 67 64 55 89 67 70 60 52 65 61 8 | 53 41 57 60 58 85 63 68 56 84 53 64 59 9 | 31 50 46 57 55 57 99 44 57 30 154 47 83 10 | 27 28 44 59 50 41 80 34 39 37 87 42 55 11 | 16 36 40 44 32 44 57 34 30 39 25 45 31 12 | 27 27 34 29 22 23 38 29 16 46 52 28 31 13 | 31 53 33 28 48 38 62 49 46 70 50 61 14 | 39 56 40 44 40 134 52 24 58 62 47 43 15 | 34 39 41 29 29 34 22 19 30 167 34 21 16 | 26 24 44 17 28 23 18 23 25 20 13 17 17 | 10 16 19 17 13 21 18 11 10 14 21 20 18 | 20 12 15 66 23 14 15 8 10 11 13 16 12 19 | 14 17 105 14 20 24 17 19 18 16 16 22 14 20 | 16 16 67 18 25 19 17 13 21 9 20 21 15 21 | 25 27 39 25 39 16 29 28 23 21 31 27 29 22 | 39 35 27 42 39 49 35 42 31 27 24 29 34 23 | 35 32 29 23 33 40 35 29 27 41 36 37 35 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | April 2005 Notes: . ? local interference or Es propagation opening . F possible F.A.I. Enric Fraile Algeciras --------------------------------------------------------------------------- Observer: Michael Boschat Location: Halifax, Canada (63 36' W, 44 39' N, 58 meters above sea level) Listening Frequency: 83.24 MHz Receiver: Icom R-10 Antenna: resonant dipole Antenna Direction: Horizontally polarized with lobes in E-W plane, elev 0 deg Filter: high-Q (Q at least 300) bandpass filter between antenna & receiver. Listening Mode: CW Recording method: listening by ear Number of meteors heard in one hour interval 2005| UT Apr | 09h 10 11 12 13 14 15 16 17 18 ----+--------------------------------------- 15 | - 18 27 20 16 - - - - - 16 | - - - - - - - - - - 17 | - - 11 21 24 15 - - - - 18 | - - 12 16 15 - - - - - 19 | - - - - - - - - - - 20 | - 13* 26* * * * * - - - 21 | - - - 14* 32* 13* * - - - 22 | 14* 12* * * * * * - - - 28 | - - - - - - - - 8 17 29 | - - - 29 17 - - - - - 30 | - - - - - - - - - - ----+--------------------------------------- Apr | 09h 10 11 12 13 14 15 16 17 18 2005| UT Notes: . no corrections for radiant position made to the counts. . ( - ) means no observations made. . * = Interference . Es = sporadic E . Note: The volume on my receiver is weak now because of age so I just listen to the major/minor showers when they occur. Mike Boschat --------------------------------------------------------------------------- Observer: Jeff Brower Location: Loveland, Colorado, USA (40 22.2' N, 105 06.0' W) at 1524 meters Receiver: ICOM PRC-1000 CW mode Sensitivity: 0.32 uV for 10 dB S/N for CW mode Antenna: 5 element Log Periodic up 2 m indoors Az 0 deg (N), elev 0 deg Frequency: 61.260135 MHz Transmitter: Bend, Oregon - 293 degrees at 1393 km at 58 kW Computer: Dell Latitude CPXH 500GT Laptop Data sampling system: MAnalyzer-B with 100 Hz bandwidth centered on 900 Hz Meteor reflections/hour | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 18 20 18 22 17 27 19 18 32 32 31 27 27 16 18 1 | 22 15 21 22 20 17 20 23 32 16 18 17 24 10 23 2 | 10 18 16 27 21 18 22 20 24 16 23 23 32 13 25 3 | 34 19 22 22 22 35 27 35 29 28 27 31 42 28 28 4 | 36 24 30 52 34 45 51 39 35 43 33 53 60 53 51 5 | 84 65 64 64 68 73 63 72 85 63 63 84 94 84 85 6 |105 95 84 119 96 106 114 125 122 106 84 112 119 148 120 7 |131 159 123 120 140 182 139 155 179 150 80 170 192 166 194 8 |181 166 143 135 151 159 167 150 169 195 102 199 171 155 150 9 |157 156 139 140 185 181 182 184 203 183 130 212 175 184 134 10 |166 182 173 146 200 167 197 191 186 193 104 244 209 217 210 11 |177 189 245 157 208 210 206 198 211 182 121 228 218 202 208 12 |184 163 221 142 178 216 222 225 210 138 139 250 232 251 203 13 |154 177 142 153 150 197 189 216 164 101 93 196 179 156 149 14 |155 206 168 140 117 131 133 139 161 108 69 161 131 132 127 15 |109 160 201 165 162 123 176 163 163 133 85 162 150 133 152 16 |138 142 178 176 180 188 181 195 186 139 110 173 165 171 181 17 |123 154 161 205 152 154 177 212 202 159 59 189 171 177 174 18 |168 183 142 154 177 157 133 162 200 135 48 152 161 155 174 19 |129 146 145 154 141 157 101 194 187 115 73 140 156 159 165 20 |134 128 154 129 116 146 76 180 141 112 96 139 140 128 125 21 | 90 93 118 90 77 76 94 99 152 89 105 92 92 98 83 22 | 56 81 74 58 53 67 66 72 94 65 75 62 46 71 55 23 | 47 43 54 31 45 38 36 56 46 37 52 44 25 42 40 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 24 26 25 21 25 32 24 30 38 42 32 28 35 38 16 1 | 21 12 25 17 12 29 26 23 20 30 29 22 22 34 22 2 | 18 23 24 14 18 22 28 32 17 27 31 29 17 21 25 3 | 27 25 31 22 33 30 36 31 33 24 28 29 28 39 17 4 | 54 40 54 34 50 47 56 40 66 52 51 41 25 73 31 5 | 69 65 86 60 80 82 102 100 85 94 84 76 84 105 59 6 |145 121 134 115 132 138 118 149 148 139 102 111 137 132 120 7 |159 163 161 159 196 187 232 186 151 156 144 137 184 173 135 8 |139 210 155 157 171 163 200 181 184 164 146 153 142 159 123 9 |183 168 189 173 177 214 202 158 193 148 182 178 211 169 130 10 |155 183 180 162 198 221 247 191 182 212 193 181 231 172 143 11 |184 176 210 208 206 243 239 210 223 211 248 203 231 206 175 12 |184 180 177 161 213 255 273 213 203 222 192 216 230 207 202 13 |142 178 156 169 143 243 255 182 176 202 206 161 229 214 197 14 |140 146 121 123 118 170 198 151 172 155 141 135 157 132 182 15 |160 193 114 163 138 207 217 211 191 170 133 153 158 175 209 16 |197 199 218 151 153 226 234 199 238 194 170 215 213 185 208 17 |178 183 193 171 173 229 237 199 237 163 176 217 216 172 190 18 |145 200 191 143 187 193 253 171 224 187 170 193 225 114 153 19 |134 227 183 137 210 229 226 179 208 207 155 206 237 117 163 20 |157 192 160 107 123 161 148 136 217 133 136 152 138 80 96 21 |149 157 127 111 90 124 151 154 127 94 116 130 121 52 75 22 | 74 100 96 58 75 50 93 105 84 86 60 92 69 57 102 23 | 37 54 58 40 46 43 47 55 61 39 49 49 44 36 55 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Seconds per Hour of Echoes during the Lyrids | April 2005 UT | 20 21 22 23 24 ---+-------------------- 0h| 9 26 15 10 22 1 | 7 9 15 8 8 2 | 10 11 10 15 9 3 | 11 17 32 24 13 4 | 27 38 33 22 39 5 | 40 63 85 73 44 6 | 55 60 97 77 71 7 | 99 102 347 97 89 8 | 95 107 144 178 106 9 | 95 116 218 83 108 10 | 75 118 231 72 119 11 | 87 146 192 112 97 12 | 94 184 269 157 101 13 | 74 146 258 83 69 14 | 38 115 218 59 52 15 | 68 99 233 132 78 16 | 111 115 190 494 188 17 | 97 165 194 133 145 18 | 123 108 140 334 178 19 | 102 118 191 85 179 20 | 52 81 91 56 125 21 | 63 67 73 85 70 22 | 38 32 43 66 53 23 | 22 19 16 38 29 ---+-------------------- UT | 20 21 22 23 24 | April 2005 Notes: . - System off line or down for service . DR Direct Reception such as Es, tropo . Local time is MDT = UT - 6 hours . this is my last report from Colorado. We move to British Columbia on May 11. Jeff Brower NK0L --------------------------------------------------------------------------- Observer: Gaspard De Wilde ON4ZK Location: Dessel, Belgium (5 06' E, 51 14' N) Frequencies: 49.990 kHz Transmitter: VVS beacon at Astrolab IRIS, Ypres, Belgium (2 55' E, 50 49' N), 50 W, carrier (no modulation), LHCP, upward beaming Antenna: vertical dipole, elev 45 deg, azimuth W Receiver and antenna home made Observing method: automated setup, 100 samples/second, 8 bit resolution. differential measurement for local noise reduction [Time and details of all individual meteor reflections are stored on file in the Ghent University format (Prometeos), and are available for further analysis]. Raw counts of reflections with a duration of at least 0.05 s during one hour interval starting at UT: | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 23 13 22 24 34 20 33 17 59 43 29 30 1 | 11 15 18 22 26 38 28 21 49 55 18 28 2 | 15 31 16 31 25 45 24 31 44 51 15 25 3 | 25 23 34 14 41 30 33 32 48 48 22 24 4 | 15 17 29 33 22 35 24 41 55 50 17 18 5 | 20 33 23 39 36 32 44 46 56 50 20 40 6 | 20 28 45 38 43 40 49 46 70 52 23 29 7 | 40 25 26 23 42 34 44 33 65 66 20 18 8 | 32 16 18 24 28 34 19 29 62 42 21 9 | 10 19 17 27 21 20 50 26 33 4 14 10 | 29 26 9 34 21 29 52 18 32 3 11 | 15 10 24 22 16 34 12 37 20 12 | 24 17 19 23 20 14 26 21 13 | 13 14 18 21 23 21 39 13 14 | 14 7 16 17 12 17 19 15 | 7 6 10 15 2 16 28 22 16 | 7 6 8 5 8 cir 10 24 1 17 | 5 5 11 7 5 8 15 8 7 4 18 | 2 4 4 13 8 9 20 12 6 11 19 | 13 9 10 12 15 8 7 23 15 9 15 20 | 14 5 3 13 14 13 14 34 10 12 21 | 13 18 23 14 14 15 40 22 17 20 23 22 | 9 20 14 23 17 16 41 45 14 17 23 23 | 22 30 24 20 21 27 35 36 17 13 50 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Notes: . X = unreliable data . the Lyrids were observed with a single vertical dipole 45 deg elevation From April 26 to 30, crossed dipoles with different polarisation were tried out, finally settling for a RHCP receiving antenna. Gaspard De Wilde --------------------------------------------------------------------------- Observer: David Entwistle Location: Goosnargh, near Preston (England) 53 49' N, 2 40' W Frequency: 55.25 MHz TV channel E3 (video) Portugal; transmitter Lousa Antenna: Jaybeam 3-element Yagi, Az 180 deg, elev 10 deg Polarization horizontal Receiver: Icom PCR1000 Computer: Zenith Z-Star Software: Meteor v 8.2 Software | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 10 10 15 21 14 11 16 27 12 20 17 21 6 15 15 1 | 12 17 21 11 15 18 12 21 18 19 17 20 9 16 7 2 | 13 18 17 14 19 8 22 25 32 13 17 13 20 13 15 3 | 15 25 14 21 15 21 20 16 21 21 18 16 16 17 15 4 | 11 19 20 13 17 16 14 14 17 18 24 22 16 11 19 5 | 14 11 23 12 10 17 13 15 29 15 14 19 12 27 18 6 | 18 15 13 14 15 16 16 16 13 18 18 19 20 16 16 7 | 24 19 14 22 25 7 19 16 15 16 20 14 25 13 21 8 | 19 38 20 21 23 29 25 24 15 21 23 25 24 20 13 9 | 11 15 20 12 25 23 24 17 22 25 17 20 23 27 18 10 | 11 13 23 18 18 21 14 13 18 8 26 18 30 11 9 11 | 18 10 19 15 9 13 13 14 26 18 11 16 15 11 16 12 | 15 14 9 17 14 18 16 17 16 13 13 11 14 20 18 13 | 13 22 10 19 10 15 15 18 23 25 14 15 19 21 17 14 | 15 10 17 8 12 14 12 10 13 16 13 13 11 14 17 15 | 12 9 13 14 14 23 13 18 14 10 13 7 14 8 12 16 | 13 16 11 8 11 15 10 9 20 9 5 12 7 18 6 17 | 10 6 12 5 5 9 7 7 9 15 12 13 9 7 9 18 | 13 5 13 6 12 7 13 10 14 5 10 13 4 9 7 19 | 5 10 12 11 10 10 9 10 10 9 9 6 14 7 9 20 | 13 5 13 12 10 17 8 9 14 7 13 9 10 10 9 21 | 14 13 5 5 9 9 11 13 9 12 14 7 14 15 13 22 | 13 17 11 10 14 9 16 11 12 17 9 8 12 11 11 23 | 12 15 15 13 15 11 16 16 14 14 17 9 10 17 8 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 19 20 20 13 20 14 28 35 19 9 12 11 20 14 10 1 | 19 13 24 19 17 20 42 20 12 16 14 19 17 18 20 2 | 15 16 22 11 15 22 39 18 23 21 16 20 14 18 13 3 | 19 12 27 9 14 15 34 20 19 13 12 15 14 20 20 4 | 26 22 19 19 16 19 27 19 25 21 10 19 16 16 25 5 | 22 11 22 12 16 18 30 17 14 20 17 20 21 20 19 6 | 24 26 12 16 12 24 36 36 20 26 29 23 27 27 20 7 | 29 8 19 17 25 20 40 25 26 15 24 35 20 18 31 8 | 18 16 19 15 16 25 44 24 24 14 23 24 22 22 34 9 | 22 15 14 12 23 20 27 15 19 15 19 24 21 25 17 10 | 26 15 19 12 18 24 32 26 13 15 16 16 32 17 22 11 | 18 10 6 11 14 20 17 18 16 13 17 14 62 13 18 12 | 15 18 17 13 14 22 20 28 12 25 17 15 49 19 14 13 | 20 13 15 18 16 18 26 15 16 27 20 16 49 21 15 14 | 12 14 10 12 11 10 18 16 18 13 15 10 27 12 23 15 | 16 12 6 13 12 18 20 15 12 16 15 13 9 14 11 16 | 15 6 10 10 17 19 14 16 10 11 9 8 14 11 10 17 | 6 10 10 10 9 12 7 11 11 15 8 11 3 7 9 18 | 6 13 11 11 10 13 12 12 6 3 4 15 9 18 9 19 | 10 9 10 25 10 7 11 11 10 7 11 19 10 11 12 20 | 14 14 10 7 10 12 11 11 14 7 11 7 18 14 10 21 | 9 13 8 8 10 17 15 18 11 5 12 14 10 9 11 22 | 12 13 4 7 14 15 19 9 20 18 20 10 9 14 19 23 | 25 9 14 18 17 16 23 9 11 13 13 10 16 10 23 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Note: . The Lyrid peak is well recorded, but I am unsure of the cause of the high counts on the morning of 28th April (around Solar longitude 38.2). I cannot discount meteor activity, so have left them in. David Entwistle ---------------------------------------------------------------------- Location: Astronomical Observatory, Ghent University, Belgium (ED50 coordinates: 3 42.5' E, 51 01.4' N) Antenna (2x): 4 elements horizontal Yagi, pointed east, elevation 20 deg Antenna amplifier: 10 dB gain narrow band resonance lambda/4 antenna filter Frequency: (1)=67.40 MHz (signal) and (2)=65.3 MHz (interference control) Receiver (2x): modified commercial FM receiver Data acquisition: 12 bits PC-based A/D convertor, 250 Hz sampling rate Interference rejection: dual setup: receiver (1) tuned at distant transmitter, receiver (2) tuned at empty frequency. Anti-coincidence measurement rejects registration of broadbanded spurious signals (lightning, computers, ignition motors, etc). Further information: see WWW page (additional info + observational data) http://allserv.UGent.be/~hdejongh/astro/meteor/meteor.html Data format: results are shown as total reflection time, expressed as a percentage. The actual number shows 10 times this value. When no figure is shown, the equipment was either out of service, or results could have been affected by interference, sporadic-E. % reflection time 10x | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+------------------------------------------------------------ 0h| 1 2 1 | 1 1 2 | 1 2 6 1 1 2 1 8 3 0 1 3 1 1 3 | 8 6 12 4 9 6 5 3 16 2 13 10 1 4 8 4 | 12 5 18 10 8 16 17 11 3 19 36 12 6 28 10 5 | 9 3 12 7 6 18 11 14 9 13 13 8 4 20 8 6 | 15 28 7 11 8 11 17 12 8 12 17 20 10 7 7 7 | 27 5 9 21 17 7 5 9 12 11 10 8 11 12 7 8 | 9 12 16 12 19 4 5 8 25 13 20 13 15 10 5 9 | 3 8 17 13 8 8 6 20 5 21 17 14 23 9 11 10 | 16 4 17 9 19 11 1 20 14 4 16 31 12 7 23 11 | 9 9 8 14 24 3 12 10 10 13 13 11 26 11 12 12 | 6 12 19 7 15 16 3 8 7 12 11 20 14 4 6 13 | 1 10 4 5 19 4 7 5 8 6 20 9 13 5 5 14 | 4 3 5 2 5 2 3 5 5 3 12 16 14 2 7 15 | 2 1 7 2 4 3 2 5 3 2 5 10 5 3 4 16 | 4 1 3 17 11 4 6 6 0 5 9 7 4 4 4 17 | 11 3 4 6 2 5 2 6 2 3 15 2 2 7 6 18 | 5 9 3 4 8 4 8 5 2 12 11 4 1 3 4 19 | 2 6 4 2 14 2 2 2 2 5 2 15 5 2 7 20 | 4 2 2 9 6 4 7 9 10 3 3 5 3 3 7 21 | 0 1 3 2 2 3 2 2 1 3 4 2 3 2 1 22 | 0 0 0 0 1 1 2 0 1 0 1 1 0 1 0 23 | 0 0 0 0 0 0 0 ---+------------------------------------------------------------ UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+------------------------------------------------------------ 0h| 0 1 1 | 0 0 0 0 4 2 | 1 0 1 0 1 7 0 5 2 1 3 5 15 9 3 | 2 8 4 8 4 11 13 11 11 9 7 11 8 19 4 | 2 3 12 21 3 20 18 7 26 12 11 16 24 47 5 | 3 14 6 3 6 17 28 8 12 15 20 14 33 33 6 | 6 13 12 6 7 12 39 26 20 23 16 39 25 16 7 | 5 17 7 8 11 19 20 18 8 11 21 23 48 27 8 | 21 12 5 34 6 19 31 41 23 17 29 12 20 16 15 9 | 15 8 15 12 8 27 32 27 22 10 14 13 13 11 17 10 | 13 8 9 22 7 12 20 22 11 11 8 17 13 19 20 11 | 13 8 4 10 14 24 12 7 15 9 7 10 16 29 22 12 | 24 14 3 6 10 13 8 18 7 5 11 17 10 16 11 13 | 5 8 4 9 3 6 14 12 7 5 11 57 7 12 10 14 | 5 6 6 10 4 4 9 10 8 5 3 9 11 8 6 15 | 6 8 2 10 3 4 2 5 2 6 4 8 5 10 8 16 | 1 5 2 5 9 1 3 7 3 3 4 6 6 15 9 17 | 6 3 7 5 7 3 4 3 2 11 10 9 5 5 5 18 | 7 4 0 2 3 3 7 7 5 5 9 3 2 7 5 19 | 3 3 4 2 12 10 13 2 1 4 7 1 4 4 6 20 | 5 5 2 2 6 1 7 16 11 3 5 6 3 7 5 21 | 11 2 2 3 2 2 4 2 1 1 2 4 4 5 2 22 | 0 0 0 0 0 1 0 0 0 0 1 1 23 | 0 0 0 0 0 ---+------------------------------------------------------------ UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Note: . power outage during the morning hours of April 22 Pierre De Groote --------------------------------------------------------------------------- Observer: Patrice Guérin Location: Le Pin, France (0 39.5' E, 46 51.8' N, alt 180 m) Frequency: 90.25 MHz Antenna: 5 element Yagi FM, astronomical azimuth = 40 deg (SW) Elevation = 20 deg Receiver: FM tuner Yamaha digital synthesizer TX-492RDS. Observing method: Electronic interface on LINE (Pierre Terrier) output audio signal are fed in COM1: of PC 286/12 boosted 8 MB RAM Meteor v 7.1 Software COLORGRAMME ON LINE. | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h|241 170 161 126 161 192 109 160 117 85 115 72 74 122 97 1 |190 146 141 120 238 210 160 130 114 87 169 61 82 110 90 2 |164 163 133 89 178 212 161 144 65 93 152 88 41 117 76 3 |198 178 120 90 120 53 199 129 64 103 204 60 76 97 95 4 |203 150 88 111 189 57 217 170 68 117 153 211 134 142 105 5 |159 156 71 153 171 62 198 186 115 98 194 167 189 150 99 6 |140 174 57 202 126 131 193 166 160 101 175 198 213 185 137 7 |169 160 98 181 89 149 171 123 89 76 119 100 215 146 104 8 |103 76 77 80 50 162 121 115 61 109 124 34 144 106 59 9 | 54 37 68 67 56 60 82 77 26 114 123 42 116 112 44 10 | 58 50 40 98 48 66 79 54 27 93 122 51 70 102 22 11 | 65 81 49 63 61 71 104 76 23 116 69 47 67 93 52 12 | 63 56 47 67 38 70 117 66 10 101 73 21 36 95 63 13 | 35 70 48 62 45 77 110 88 13 59 59 32 38 123 56 14 | 50 70 37 66 26 53 124 87 16 84 70 34 55 106 57 15 | 92 56 64 66 51 78 99 79 15 73 61 29 31 95 101 16 |114 69 56 68 75 82 113 81 24 82 55 33 48 117 81 17 |127 88 86 42 64 80 93 115 42 62 66 34 43 122 81 18 |150 73 58 104 85 94 98 119 48 76 40 55 44 93 75 19 |158 82 101 136 115 65 131 147 67 63 69 53 62 80 105 20 |254 192 103 146 104 82 168 214 165 57 40 80 37 120 135 21 |244 141 107 157 160 89 144 200 195 65 83 48 107 109 155 22 |195 156 103 149 177 106 99 245 77 24 77 60 85 105 231 23 |180 136 130 143 153 130 153 163 43 24 120 46 80 101 73 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 76 28 51 76 86 37 123 118 154 83 89 126 112 215 101 1 | 67 82 32 96 94 52 143 85 166 49 109 168 166 136 128 2 | 56 161 26 113 81 126 98 27 194 56 105 110 102 153 259 3 | 62 142 37 105 58 234 142 40 189 78 117 131 62 139 247 4 | 67 153 87 123 138 233 190 83 171 121 133 149 124 136 228 5 |125 190 96 163 117 211 206 140 214 145 188 150 213 108 186 6 |143 86 158 184 164 159 207 144 224 139 157 128 217 150 176 7 | 84 123 95 106 74 115 97 97 233 143 141 116 199 127 184 8 | 59 46 59 57 45 118 29 91 164 118 94 69 102 45 212 9 | 37 22 52 130 65 38 28 61 65 113 123 49 64 33 205 10 | 21 14 77 93 48 30 39 80 57 108 122 48 70 42 61 11 | 28 19 66 95 50 33 57 91 65 103 145 48 52 44 80 12 | 8 21 26 64 36 16 43 83 68 64 134 33 45 29 89 13 | 13 16 34 76 25 29 56 22 54 38 136 32 82 14 77 14 | 19 24 15 44 32 25 56 26 35 61 80 28 123 22 40 15 | 18 28 20 52 69 26 87 38 36 54 61 28 42 23 29 16 | 14 48 40 54 62 26 91 82 43 96 83 33 33 27 51 17 | 25 42 102 48 67 23 55 136 39 94 82 43 47 28 104 18 | 16 44 41 55 61 18 29 100 39 68 60 35 79 39 151 19 | 69 46 79 57 78 32 73 60 49 73 45 37 136 60 217 20 |111 45 133 100 205 51 82 91 44 70 44 91 207 158 209 21 |122 27 72 85 122 88 138 163 71 100 87 119 138 133 207 22 | 76 24 121 80 25 108 142 84 44 135 73 133 223 112 197 23 | 59 26 84 88 39 153 76 78 50 148 115 106 198 106 172 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Patrice Guérin --------------------------------------------------------------------------- Observer: Szabolcs Kiss Location: Tapioszecso, Hungary (47 27' N, 19 36' E) Frequency: 91.3 MHz Antenna : 3 element yagi (Hirschmann Fm 30), horizontal polarisation, azimuth NE, elevation 0 deg. Receiver: Ford Sound 2014 car radio Observing method: Electronic interface on LINE output audio signal are fed in COM port of a PC. METEOR v 8.2 version processes the signal and records on hard disk the time of the events. Number of meteors in one hour intervals | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+------------------------------------------------------------ 0h| 2 1 5 7 8 197? 1 3 1 2 1 8 0 0 2 1 | 1 4 9 0 102? 58? 1 0 1 1 0 9 0 1 2 2 | 4 4 3 2 6 22 4 4 1 1 3 0 3 0 1 3 | 10 4 5 5 24 34 3 2 3 8 4 1 1 1 3 4 | 8 6 7 2 19 38 4 3 2 2 4 3 7 1 4 5 | 7 11 10 2 30 114? 5 10 4 3 6 6 3 6 3 6 | 5 2 6 2 76 15 7 7 9 5 1 5 0 8 5 7 | 8 8 11 3 42 2 8 2 4 1 4 13 5 3 4 8 | 8 7 3 4 1 6 3 14 10 2 9 6 4 8 8 9 | 8 5 7 5 5 6 4 2 6 1 3 3 2 5 0 10 | 13 9 19 10 0 5 11 12 4 3 8 8 6 1 6 11 | 7 5 10 8 4 9 5 3 8 4 5 11 2 2 10 12 | 7 6 11 2 4 5 1 8 2 6 7 6 7 2 1 13 | 3 7 3 2 1 3 6 4 5 1 3 3 0 4 1 14 | 12 7 2 2 7 3 1 5 10 1 4 4 1 2 3 15 | 11 7 3 1 1 3 3 7 3 13 2 3 3 3 6 16 | 3 4 2 1 0 1 3 6 4 3 4 0 2 0 8 17 | 3 1 4 1 1 6 7 4 2 1 2 1 0 1 2 18 | 6 4 1 6 2 1 19 5 0 2 1 3 0 0 1 19 | 5 2 1 2 0 1 11 1 0 1 1 0 0 0 0 20 | 3 2 4 0 0 2 4 2 2 2 1 1 4 0 0 21 | 0 2 3 1 1 2 4 2 3 0 1 2 0 1 2 22 | 3 8 2 131? 5 3 3 0 8 0 3 1 5 4 0 23 | 1 8 5 8 69? 4 5 3 5 2 22 4 6 7 3 ---+------------------------------------------------------------ UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+------------------------------------------------------------- 0h| 0 0 145? 2 1 11 12 5 99? 5 3 6 2 3 23 1 | 1 2 115? 6 4 40 3 4 9 5 2 6 0 3 47 2 | 4 1 51 4 6 28 9 3 4 1 2 4 0 2 5 3 | 3 1 162? 5 5 98? 5 0 3 18 1 3 3 12 14 4 | 0 0 116? 4 4 82? 11 8 7 26 3 10 3 38 96? 5 | 3 1 29 4 14 3 18 4 8 1 5 20 7 23 106? 6 | 7 4 7 5 5 5 23 10 4 22 4 6 9 8 13 7 | 2 10 83 9 6 32 19 19 9 27 9 9 7 62 10 8 | 2 45 45 3 78 64 10 5 19 17 5 9 10 2 8 9 | 3 1 19 7 4 6 7 6 10 9 2 5 7 5 4 10 | 5 5 2 5 3 18 3 2 12 7 5 3 5 3 8 11 | 4 6 6 11 9 11 4 1 11 35 4 6 10 8 8 12 | 5 7 1 98? 1 7 4 7 14 10 2 15 109? 9 8 13 | 2 4 4 5 123? 3 5 6 82 3 2 0 96 1 6 14 | 4 0 2 6 17 3 9 5 56 42 1 6 96 6 9 15 | 5 0 3 0 15 6 12 1 84 75 6 6 39 2 5 16 | 1 1 2 4 6 1 6 0 28 2 19 1 6 7 0 17 | 0 1 1 0 13 0 5 0 13 2 21 0 2 83 1 18 | 0 3 4 26 1 0 3 0 81 2 49 0 49 72 1 19 | 2 1 4 6 2 3 5 0 20 0 69 1 151?263? 6 20 | 16 1 8 18 11 3 6 1 171? 1 1 2 9 233? 91? 21 | 3 4 3 0 1 2 3 3 2 5 3 1 3 165? 43 22 | 7 8 1 1 0 6 4 34 9 6 2 5 0 252? 65? 23 | 3 130 2 5 7 7 13 58 6 4 1 7 1 246?215? ---+------------------------------------------------------------ UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Notes: . sometimes this setup receives artificial signals Szabolcs Kiss --------------------------------------------------------------------------- Observer: Stan Nelson, KB5VL Location: Roswell, NM 88201 (33 26.6' N, 104 30.9' W, elev 1110 m) Receiver: Marantz TUNER ST6000 Frequency: 88.7 MHz Antenna : Radio Shack FM beam pointed north east, elev 15 Observing method: WMeteor v 3.2 Software on Compaq 5726 Pentium | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 6 0 1 1 0 1 9 3 0 3 1 4 2 0 4 1 | 5 2 4 2 0 2 15 0 0 1 2 7 3 1 4 2 | 8 0 0 1 0 6 23 0 0 1 5 4 5 0 5 3 | 5 2 2 4 0 17 24 1 0 5 1 2 9 3 4 4 | 7 2 3 4 0 16 28 5 0 4 1 5 4 2 4 5 | 6 0 4 2 0 12 28 6 0 2 2 3 12 2 7 6 | 3 0 7 4 0 7 27 5 0 2 2 4 8 2 3 7 | 7 1 5 3 0 11 14 3 0 4 1 4 7 2 6 8 | 5 0 2 5 4 6 16 4 0 1 4 5 5 5 10 9 | 10 2 1 4 12 6 8 2 0 4 6 8 7 5 7 10 | 6 0 4 5 13 11 13 4 0 6 6 12 5 17 6 11 | 13 0 3 1 17 3 12 5 0 1 0 8 4 26 10 12 | 11 3 5 5 18 13 9 0 5 1 10 7 4 21 3 13 | 8 0 4 3 9 9 3 0 4 4 1 5 4 6 5 14 | 4 0 2 3 6 7 6 0 2 3 6 4 7 6 2 15 | 5 1 0 3 5 12 3 0 3 1 3 1 2 1 3 16 | 6 0 0 0 4 15 3 0 0 6 1 0 3 1 3 17 | 0 0 0 0 1 6 1 0 0 0 3 2 4 1 2 18 | 0 0 0 0 3 3 2 0 1 0 2 2 1 0 1 19 | 0 0 0 0 12 3 0 0 2 0 0 1 0 2 1 20 | 1 0 0 0 85 2 0 0 0 0 0 1 0 2 1 21 | 0 1 1 0 52 2 1 0 1 2 2 2 0 3 3 22 | 3 3 1 0 85 13 2 0 1 3 2 4 3 5 5 23 | 0 2 3 0 4 8 0 0 2 2 2 4 2 2 3 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 3 7 6 27 9 3 9 4 0 2 3 3 0 1 1 | 6 5 6 66 9 10 10 7 3 1 2 4 1 1 2 | 5 5 5 0 8 3 6 5 2 2 3 2 5 3 3 | 3 12 9 10 27 1 2 2 3 1 2 4 2 10 4 | 16 9 9 3 3 8 5 4 1 6 5 4 6 8 5 | 8 10 4 0 3 10 6 4 2 4 7 8 6 7 6 | 2 5 6 2 10 4 11 6 7 9 6 7 4 13 7 | 5 7 13 9 10 6 19 5 5 9 5 12 5 4 8 | 10 15 15 4 9 8 23 1 11 3 3 14 6 13 9 | 3 21 19 5 7 12 16 8 15 7 5 6 2 9 10 | 9 28 12 6 9 13 7 76 22 4 5 2 3 14 11 | 1 16 4 7 8 5 10 93 10 1 1 1 4 5 12 | 6 13 5 8 3 7 7 114 9 0 1 2 52 5 13 | 4 1 6 3 6 5 7 79 4 2 1 4 5 30 14 | 1 1 2 5 4 5 6 62 5 2 0 2 2 78 15 | 3 4 4 5 1 3 2 7 3 1 3 1 1 103 16 | 0 18 1 1 1 1 1 37 3 1 1 2 7 107 17 | 0 2 1 3 1 0 1 10 1 0 0 1 39 110 18 | 0 1 2 1 0 1 1 2 0 0 0 0 40 63 19 | 1 1 3 5 0 1 0 1 1 1 0 1 0 67 20 | 2 2 0 0 1 0 0 0 2 3 0 0 1 63 21 | 6 2 3 1 2 4 2 1 0 0 2 2 2 91 22 | 9 7 5 4 5 7 3 2 2 1 3 2 5 53 23 | 4 6 3 4 5 7 2 2 0 0 3 2 1 111 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Stan Nelson --------------------------------------------------------------------------- Observer: Sadao Okamoto Location: Damine Meteor Observatory, Japan (137.53 E, 35.07 N) Location: Nissin site at Nissin City (137.024 E, 35.12 N, Height=30 m) Transmitter: HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification. Antenna: 2 element Cross Yagi 4 dBi aiming to Zenith. Omni-directional in azimuth and elevation above 15 deg elevation. Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) At present time more than 100 observers are listing for Kimio Maegawa's 53.75 MHz beacon. Receiver: IC575 Antenna : 2 element HB9CV, pointed to the zenith Observing method: HROFFT and HROview software, manual count. Total number of echoes 2005 Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 LT Apr| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+--------------------------------------------------------------------------- 1 | 4 7 11 6 5 11 31 26 20 21 20 24 24 22 14 10 9 8 8 1 0 2 4 6 2 | 5 5 5 11 9 24 20 31 31%43 27 41 34 14 14 12 9 8%10 - - -%17 25 3 | 34 36 32 33 30 31 26 47 21 29%28 20 14 18 14 9 6 3 5 1 4 15 28 21 4 | 32 25 23 19 32 34 25 21 30 20%23%16%14%11 9 %5 5 3 3 IF IF 2 0 0 5 | %4%12 %4 - -%28 17 21 18 14 IF 22 9 5 13 5 7 3 4 %2 IF %8 IF%10 6 | %1 6 3 7 5 4 26 32 15%23 10 13 10%14 7 %3 %6 4 2 5 7 12 10 14 7 | 13 23 26 29 34 26 19 14 24 18 26 18 17 17 9 8 8 6 4 3 4 8 9 13 8 | 32 21 10 7 5 6 11 15 13 17%12 IF IF %6 %8 IF IF IF IF %2 1 2 2 2 9 | 3 6 2 3 1 9 19 30%26%27%21 17 14 17 8 11 %5 4 4 3 3 5 4 5 10 | 7 15 8 9 5%16 32 39%36 28 32 26 19 29 11 9 5 3 9 %5 8 12 7 20 11 | 26 35 31 47 24 35 45 34 20 31 31 39 27 17 15 10 6 3 4 2 2 1 1 5 12 | 5 4 8 10 8 9 23 23 24 29 17 30 20 15 9 4 4 12 7 6 4 9 14 16 13 | 31 34 35 38 34 35 31 25 26 21 16 19 14 11%12 %2 %5 2 %3 5 8 2 0 1 14 | 2 1 0 1 0 15 24 13 17%10%14 IF%11 8 7 4 9 3 %3 %3 - - - - 15 | %7 1 4 0 5 12%13 21 22 19 11 7 10%10 %9 3 6 5 %1 2 1 1 0 %5 16 | 2 3 4 1 3 13 24 23 20 20 %8 %8 7 4 6 2 3 %5 1 0 5 4 2 2 17 | 3 6 6 3 8%24 30 19 17%16 - - - - - - - - - - - - - - 18 | - - - - - - - - - - - - -%14 9 11 3 4 2 2 3 2 5 7 19 | 7 10 13 7 9 19 21 23 25 24 25 5 10 7 7 7 4 1 1 3 3 3 4 3 20 | 4 12 6 10 11 15 18 19 17%20 - - - -%11 8 6 %8 ES 2 7 16 15 26 21 | 39 35 40 38 36 41 46 35 19 19 15 19 16 19 11 10 %6 5 2 3 1 1 1 8 22 | 5 12 10 8 7 13 28 14 11%24 - - - - - - - 2 %2 3 3 6 18 17 23 | 21 33 34 42 23 25 24 34 35 22 20%17 17 11 8 %4 %8 4 ES %0 3 %8 %5 7 24 | 10 32 25 16 23%24 16 24%15 %8 IF IF 3 14 15 4 3 5 1 1 2 5 8 16 25 | 19 20 22 25 16 20 19 26 28 16 14 12 15 IF 10 11 11 5 6 6 8 5 14 18 26 | 18 29 30 27 27 24 38 30 27 24 27 23 36 21 15 7 6 IF %8 8 4 9 8 15 27 | 14 11 33 31 27 36 25 21%12%12%21%13 12 7 %7 3 %5 8 9 6 8 9 14 22 28 | 18 36 30 28 29 26 29 29%25 30 21 26 16 8 4 11 2 4 4 4 5 6 14 8 29 | 27 20 18 32 16 17 38 31 - 14 21 24%20 IF IF %6 %6 6 2 3 3 6 14 17 30 | 13 18 10 15 19 22 28 24 16 21 11 16%13 22%11 12 4 %5 %3 %2 IF 6 5 10 ---+--------------------------------------------------------------------------- Apr| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 LT Echoes with duration > 20 s 2005 Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 LT Apr| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+--------------------------------------------------------------------------- 1 | 2 | 3 | 1 1 1 4 | 1 5 | 6 | 7 | 1 1 8 | 9 | 10 | 1 11 | 1 1 12 | 13 | 1 1 14 | 1 15 | 1 16 | 17 | 18 | 19 | 1 20 | 2 21 | 1 22 | 2 2 23 | 1 1 24 | 1 1 25 | 1 1 26 | 1 1 2 27 | 1 1 28 | 1 29 | 1 30 | 1 1 1 1 ---+--------------------------------------------------------------------------- Apr| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 LT Notes: -: lost counts because of high noise level or machine failure @: Hourly rate estimated by effective observation time less than 60 min n: Contamination due to radio noise or interference IF: Contamination due to radio noise or interference ES: Contamination due to sporadic E opening F: No data available due to TX or RX failure . the low counts during midnight in the first half of April are due to a machine problem. . observed maximum of the Lyrids on April 23 LT = JST = UT + 9 hours Sadao Okamoto --------------------------------------------------------------------------- Observer: Mike Otte Location: Pearl City, IL, USA (42 N, 90 W) Frequency: 87.5 MHz Antenna : 4 elem Yagi pointed south west, elev 45 deg Receiver: car radio Observing method: Colorgramme WMeteor v 3.2 Total Counts | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 9 8 4 0 0 1 2 1 0 3 2 8 4 0 3 1 | 4 3 2 2 4 0 3 1 2 4 0 2 11 0 2 2 | 4 10 0 2 0 0 4 2 0 4 3 9 25 0 5 3 | 1 1 2 2 4 1 2 11 11 20 6 11 39 14 13 4 | 3 4 8 3 0 4 3 4 6 12 5 3 8 12 11 5 | 0 1 3 1 0 4 9 31 5 9 7 11 23 22 28 6 | 12 1 3 3 1 4 2 13 11 8 3 25 2 7 20 7 | 6 1 1 3 9 4 2 2 8 3 1 30 21 5 38 8 | 2 1 2 4 6 3 7 5 0 5 0 3 30 21 22 9 | 0 1 4 5 7 9 3 2 11 4 5 18 37 21 52 10 | 4 1 2 4 7 7 9 4 25 3 2 13 26 27 46 11 | 6 5 2 19 5 4 3 38 19 1 3 14 0 25 27 12 | 5 15 4 11 2 1 0 6 42 1 1 4 0 27 19 13 | 4 14 2 9 1 7 4 11 8 1 1 9 0 30 34 14 | 2 8 7 3 2 1 10 6 5 0 0 8 0 9 8 15 | 1 9 2 0 2 4 4 20 5 2 2 4 0 6 10 16 | 3 3 1 1 2 1 9 7 9 7 4 23 0 7 7 17 | 1 2 0 0 2 1 3 0 2 3 0 7 0 5 13 18 | 3 2 2 2 0 0 1 1 1 4 1 7 0 2 2 19 | 1 4 1 0 2 2 1 4 3 1 1 8 0 7 4 20 | 0 0 0 0 0 0 2 1 1 3 14 7 0 1 4 21 | 1 1 1 2 0 7 4 2 0 0 21 13 0 2 6 22 | 6 0 1 1 0 3 2 2 6 2 8 9 0 3 6 23 | 2 0 6 1 0 5 4 5 1 2 30 36 0 21 25 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 4 4 4 4 13 4 5 6 2 5 10 12 2 4 7 1 | 10 6 10 4 2 9 11 15 20 9 10 4 6 9 10 2 | 8 5 4 4 6 3 5 8 16 13 28 8 8 10 8 3 | 16 7 8 6 3 5 8 16 28 16 30 17 19 14 18 4 | 10 14 7 11 4 12 6 6 20 16 11 9 11 9 15 5 | 52 11 25 15 8 14 20 13 13 12 41 10 18 27 26 6 | 38 17 35 14 4 13 16 24 26 27 24 10 13 12 30 7 | 27 25 48 10 6 8 7 11 13 33 34 14 22 14 18 8 | 16 24 45 7 3 5 10 11 26 32 57 14 10 15 22 9 | 26 16 10 18 10 9 14 12 15 68 40 43 19 17 18 10 | 41 21 25 27 14 21 16 18 22 101 55 32 58 54 38 11 | 36 23 21 21 6 16 19 10 16 55 24 41 40 59 26 12 | 32 16 14 14 2 6 13 19 26 31 16 14 29 36 31 13 | 62 13 11 7 10 9 11 27 9 35 14 8 13 12 36 14 | 39 10 7 8 5 16 24 10 5 9 19 9 9 8 22 15 | 10 8 10 10 2 6 11 15 12 8 6 10 2 9 6 16 | 13 5 5 3 7 11 33 11 9 23 29 12 25 28 16 17 | 2 0 3 1 5 5 12 2 3 6 5 14 8 4 3 18 | 2 1 1 3 1 4 4 5 2 6 2 6 4 7 14 19 | 3 4 1 2 2 6 8 15 7 3 11 5 4 8 26 20 | 2 2 1 2 4 3 18 8 2 6 38 13 9 7 2 21 | 3 0 4 4 8 5 13 12 9 5 21 10 12 7 3 22 | 6 5 1 3 7 6 24 16 5 14 23 8 1 4 8 23 | 6 1 34 25 8 18 47 11 6 49 16 14 14 20 20 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Mike Otte --------------------------------------------------------------------------- Observer: Marcel Schneider Location: Schifflange, Luxembourg, (6 01' E, 49 30' N ) Frequency: 62.2400 MHz new frequency starting March 2004 Antenna: 5 element Yagi, Receiver: Uniden UBC 220 XLT new scanner: PSR-225 (500 channels/ 115.000 frequencies) Observing method: software DOS Meteor v8.1 running on PC 386SX 25 MHz | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 47 171 88 55 73 2 36 34 151 18 29 41 24 9 54 1 |160 146 190 216 55 75 19 137 120 72 109 157 39 62 87 2 |133 211 158 18 62 5 81 152 176 79 198 70 23 8 185 3 | 96 203 172 16 198 10 44 135 169 112 114 56 8 3 135 4 |103 176 244 31 93 36 63 131 111 72 154 66 80 3 43 5 | 14 213 118 151 101 16 85 84 88 46 145 13 27 44 62 6 | 48 106 57 127 15 62 47 61 55 0 127 14 69 72 70 7 | 31 29 173 185 4 77 72 125 39 2 47 33 66 18 25 8 | 53 41 31 59 20 30 24 30 120 0 43 34 23 16 40 9 |150 36 17 55 32 20 49 11 160 2 25 102 47 57 8 10 | 97 16 109 206 88 191 181 148 142 78 40 63 62 81 133 11 | 94 8 270 307 27 272 102 168 80 253 27 15 64 27 41 12 | 8 26 209 273 69 259 49 199 135 182 20 47 37 18 37 13 | 14 55 154 126 69 125 138 189 159 211 92 138 47 32 166 14 | 39 158 168 205 103 180 177 140 135 165 135 224 48 0 2 15 | 71 146 146 238 33 194 161 95 137 162 22 174 33 14 6 16 |154 126 142 127 22 136 93 132 150 207 38 234 0 8 49 17 |204 33 125 24 25 221 107 200 109 198 139 121 31 10 105 18 |253 125 189 16 95 114 145 165 88 228 24 36 7 13 6 19 |322 58 162 14 27 169 109 202 84 123 66 35 64 15 41 20 |200 64 213 13 43 138 183 135 93 184 22 50 31 84 0 21 |115 108 127 29 102 25 103 95 38 52 33 107 27 71 34 22 |157 228 122 64 11 75 113 144 102 80 110 103 9 93 0 23 |152 212 84 82 2 79 175 119 65 33 99 127 41 66 11 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 15 90 84 31 95 97 87 26 10 0 65 0 71 3 78 1 | 80 1 72 62 20 38 98 144 52 0 171 1 138 5 82 2 | 7 0 11 7 0 0 0 103 0 0 179 17 13 0 14 3 | 0 16 32 0 0 33 2 38 2 0 119 109 31 0 81 4 | 9 79 44 37 84 116 54 43 65 98 134 100 24 65 41 5 | 8 7 0 5 0 1 0 44 0 11 197 0 46 70 36 6 | 0 0 4 0 0 23 0 7 10 0 125 0 72 18 17 7 | 2 0 14 79 1 33 5 10 0 0 86 1 57 65 14 8 | 0 18 18 60 7 77 2 19 1 0 93 6 9 0 32 9 | 7 54 47 4 15 55 24 6 10 8 44 27 23 27 64 10 | 9 22 90 9 54 89 39 16 59 10 106 30 84 26 39 11 | 10 38 38 12 20 0 17 21 120 6 52 42 18 29 26 12 | 14 55 39 15 41 76 22 13 1 8 65 33 43 38 23 13 | 28 73 29 10 26 59 22 20 15 6 74 254 124 111 45 14 | 35 167 75 7 11 108 34 34 21 8 20 127 22 53 27 15 | 22 51 63 143 7 114 24 48 52 6 41 212 10 164 22 16 | 39 51 58 133 7 58 54 30 0 28 79 176 26 248 64 17 |116 74 83 141 6 29 132 191 6 14 9 107 14 190 35 18 |197 93 6 138 12 110 84 99 0 10 1 70 12 158 57 19 | 7 64 0 59 107 17 85 6 0 8 30 179 15 98 21 20 |177 44 1 61 28 4 72 110 0 13 18 14 59 41 55 21 | 91 29 64 57 190 23 116 91 81 9 156 51 67 101 36 22 | 74 56 115 107 43 38 69 12 10 13 11 81 98 62 62 23 |101 0 116 153 36 63 109 46 1 101 3 184 109 113 98 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Marcel Schneider --------------------------------------------------------------------------- Observer: Andy Smith Location: Plymouth UK (50 26' N 4 05' W) Receiver: PCR-1000 x2 Antenna: Royal Discone Frequency: 48.250 & 59.257 MHz Computer: PC running WinXP Pro; SpecLab Observing method: Colorgramme for Spectrum Lab v 1.0 Automatic counting using Spectrum Lab v2.4 | March 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h|121 113 152 89 139 87 125 90 106 111 157 138 111 109 1 | 100 120 143 138 96 134 91 105 134 122 85 92 2 | 70 104 48 90 115 132 100 57 108 120 113 75 98 3 | 61 98 74 68 64 108 106 81 107 96 111 67 117 4 | 68 84 74 102 51 88 86 108 96 84 107 85 108 5 |100 78 61 94 43 62 110 96 89 106 110 118 105 6 |101 83 75 98 41 57 80 104 100 183 89 117 120 102 7 |106 95 101 81 54 84 83 76 69 86 92 118 74 88 8 |107 109 115 134 70 80 112 77 63 164 133 81 95 122 9 |111 116 158 109 116 101 137 73 89 114 125 81 106 127 10 |137 114 110 117 130 72 121 117 84 121 150 90 75 135 11 |116 131 126 115 60 88 106 60 107 112 122 68 70 116 12 |106 97 118 105 42 77 82 84 95 68 100 81 59 102 13 | 97 84 100 45 54 73 62 78 70 92 76 50 106 14 | 32 87 92 28 82 51 64 52 51 75 82 54 55 15 | 43 67 71 34 60 0 58 41 42 54 61 64 47 16 | 31 45 52 33 0 41 30 25 43 48 35 35 46 17 | 49 47 43 36 10 41 32 27 26 39 31 42 37 18 | 37 38 48 37 21 31 12 28 53 30 29 36 38 19 | 37 52 55 53 46 47 28 21 45 38 33 34 46 20 | 63 62 70 61 57 41 39 33 39 68 61 43 62 89 21 | 73 91 53 91 65 78 44 43 61 87 72 46 61 38 22 | 87 88 94 120 75 65 104 68 78 123 83 70 65 65 23 | 78 94 104 113 73 113 69 79 105 70 79 121 102 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | March 2005 | March 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 184 120 145 83 85 55 97 69 96 47 109 109 1 | 162 114 173 134 74 54 111 72 107 29 113 115 2 | 170 111 142 128 86 50 116 74 94 30 119 103 3 | 157 109 157 101 102 76 130 93 110 58 118 106 4 | 139 162 225 83 99 61 127 65 91 64 107 98 5 | 179 186 274 121 98 63 154 80 106 81 113 97 6 | 153 149 250 112 98 66 136 70 136 92 107 120 7 | 123 164 266 85 72 81 138 105 115 107 129 121 8 | 137 233 249 125 46 72 147 101 112 79 149 92 9 | 163 250 183 139 76 78 148 95 97 96 135 135 10 | 192 237 187 143 98 85 103 106 89 104 111 11 | 198 254 178 119 109 81 107 114 122 98 114 108 12 | 102 155 201 117 88 92 84 94 78 196 87 109 13 | 115 158 95 87 88 61 83 76 156 67 82 14 | 105 88 122 71 50 73 41 68 77 146 63 79 15 | 89 70 89 57 45 53 36 56 42 97 49 57 16 | 72 45 49 31 30 45 27 28 37 59 32 46 17 | 53 57 26 36 33 38 18 31 27 36 26 39 18 | 44 43 33 44 57 25 27 44 30 77 19 12 37 19 | 45 46 61 56 115 37 30 49 31 68 37 30 38 20 | 57 74 42 47 45 39 35 31 28 63 45 38 48 21 | 79 95 77 73 59 31 39 34 40 81 49 45 52 22 | 111 69 78 51 70 21 55 59 36 81 64 69 58 23 | 153 147 107 50 83 19 54 65 67 100 111 93 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | March 2005 | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 85 82 75 98 141 128 123 122 79 111 76 43 40 63 86 1 | 87 76 86 132 86 142 122 118 91 108 70 35 76 65 74 2 | 99 93 85 135 98 151 139 154 87 112 82 40 123 69 80 3 | 91 87 88 152 129 176 137 132 81 102 83 48 120 79 97 4 | 94 71 76 156 148 178 143 155 56 61 90 48 79 64 84 5 | 78 85 69 123 136 157 117 134 53 43 61 46 62 76 98 6 | 95 87 90 147 146 182 138 136 41 71 60 45 89 81 94 7 | 94 79 95 161 167 163 153 127 64 76 71 58 105 109 114 8 |112 115 104 -1 160 204 170 159 64 81 80 63 113 105 108 9 | 98 97 111 -1 177 155 167 181 63 73 56 66 -1 101 122 10 |112 86 143 157 215 135 170 169 100 64 82 63 84 115 110 11 |110 125 141 136 205 150 180 162 153 101 82 51 93 103 133 12 | 94 81 141 124 190 137 169 146 157 124 84 60 115 97 140 13 |114 66 145 105 178 110 121 105 140 95 88 49 87 86 82 14 | 90 58 109 96 126 93 107 89 96 92 30 51 58 66 58 15 | 65 48 56 57 78 74 73 62 78 56 33 21 48 56 39 16 | 43 18 53 49 45 66 60 56 69 57 29 23 35 29 27 17 | 39 41 54 33 44 59 47 48 65 39 25 16 24 33 28 18 | 34 29 42 36 26 53 54 41 41 11 28 20 28 25 22 19 | 36 26 50 37 43 51 50 51 24 45 27 13 20 28 30 20 | 53 46 58 44 42 57 66 55 59 43 16 28 21 25 40 21 | 38 53 57 47 38 78 69 47 59 40 28 32 34 37 44 22 | 55 56 68 57 71 90 78 47 71 73 19 30 37 45 54 23 | 78 73 81 80 105 121 97 53 89 75 48 28 54 77 72 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ---+----------------------------------------------------------- 0h| 82 98 86 53 60 57 114 101 101 127 95 113 122 55 73 1 | 96 110 94 54 86 60 121 96 100 115 100 129 121 78 66 2 | 96 116 71 54 85 71 107 106 117 121 108 119 147 76 74 3 |101 127 84 70 81 67 112 118 111 109 109 105 100 68 69 4 | 92 117 81 83 69 70 143 113 117 113 120 129 140 81 84 5 | 92 104 87 78 67 72 115 124 108 127 137 117 155 73 94 6 | 80 110 65 76 73 85 123 125 128 112 134 146 155 98 103 7 |127 142 119 88 99 96 129 122 143 159 160 145 142 93 106 8 |136 163 126 99 117 68 153 134 155 167 149 145 182 117 99 9 |125 163 110 106 112 111 120 146 141 154 150 157 160 101 104 10 |142 181 107 115 118 90 108 143 141 168 159 157 176 118 119 11 |149 169 89 98 69 100 122 138 175 137 156 155 197 102 74 12 |103 159 96 108 93 96 106 118 156 146 169 139 167 98 45 13 | 99 113 84 92 59 101 104 98 113 120 132 109 140 81 28 14 | 62 100 52 54 46 69 75 76 116 99 100 93 118 72 21 15 | 45 60 40 32 36 63 58 38 73 55 80 55 64 30 19 16 | 38 30 27 37 21 41 40 39 48 44 33 38 37 31 14 17 | 29 27 18 41 16 28 29 27 35 27 32 30 31 25 7 18 | 28 24 12 69 16 22 26 18 30 37 31 33 35 24 6 19 | 22 31 15 47 22 36 23 -1 32 34 42 27 30 23 5 20 | 22 23 18 25 23 35 42 -1 51 51 35 48 31 34 23 21 | 41 31 31 41 29 45 60 27 47 52 55 52 31 32 29 22 | 67 50 52 29 41 65 83 59 69 90 67 81 38 54 38 23 | 83 62 58 55 50 78 72 82 106 94 77 102 50 62 -1 ---+----------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | April 2005 Andy Smith --------------------------------------------------------------------------- Observer: Dave Swan Location: Christchurch UK (50.47 N 1.44 W) Receiver 1: Pro 2006 (modified to give a carrier detected output for Chessell 301 pen recorder). Detected signal level > 23 dBm Antenna: 5 element Yagi Gain 7.5 dBd. Azimuth 210 deg elevation 10 deg. Antenna relocated and RG 213 low loss cable installed on July 28, 2001. This removed a -2 dB loss from the antenna and feeder system. Frequency: 55.25 MHz Transmitter: TV channel E3 (video) Portugal; transmitter Lousa; distance ~ 1250 km Computer: AST 486 Notebook with Meteor v 7.1 software | April 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 8 18 48 6 16 5 70 4 6 12 12 23 12 10 10 1 | 8 14 35 15 10 7 49 17 12 10 9 21 12 9 11 2 | 10 10 47 10 14 6 56 14 16 10 12 16 13 10 11 3 | 17 21 52 16 12 14 73 11 18 23 10 13 12 12 13 4 | 19 23 46 25 18 8 52 17 15 18 17 8 18 8 9 5 | 15 15 43 20 16 11 36 7 16 13 18 13 16 12 16 6 | 25 19 48 20 15 8 36 36 25 14 24 20 15 20 13 7 | 18 32 55 25 20 20 47 20 13 16 19 14 26 11 17 8 | 17 25 37 22 21 19 68 15 19 31 17 16 29 41 E 9 | 23 30 31 20 18 16 130 15 22 49 18 24 17 39 31 10 | 29 22 25 25 14 13 140 9 30 25 15 E 20 34 ES 11 | 19 20 36 13 12 23 65 5 17 25 16 17 15 27 ES 12 | 14 49 12 13 13 15 77 21 19 E 13 16 22 26 ES 13 | 23 E 18 21 17 11 75 20 33 E 13 18 28 12 ES 14 | 17 E 21 9 21 6 69 12 18 E 16 23 16 18 ES 15 | 22 E 17 14 9 10 82 20 11 19 8 18 10 7 ES 16 | 5 16 11 6 8 2 16 9 9 12 9 E 7 5 8 17 | 4 4 8 17 6 4 9 12 9 5 E 2 11 8 14 18 | 1 4 4 E E 5 6 1 2 2 E 6 10 8 8 19 | 5 2 9 5 E 5 4 7 3 8 E 1 5 26 10 20 | 7 4 7 1 E 4 3 12 20 7 8 4 8 22 E 21 | 14 4 11 7 E 9 4 7 6 7 20 4 13 19 8 22 | 24 6 12 12 14 2 6 12 6 17 14 13 7 18 6 23 | 18 6 7 16 5 E 5 7 9 9 9 3 12 11 10 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 ---+----------------------------------------------- 0h| 3 7 10 13 16 11 24 61 37 7 6 10 1 | 9 10 12 16 6 12 26 57 15 7 11 10 2 | 6 19 13 18 9 18 17 63 18 14 7 8 3 | 13 24 16 11 14 22 41 82 15 10 8 12 4 | 15 14 17 13 4 22 18 61 11 13 22 10 5 | 6 23 12 17 13 17 33 53 11 21 12 16 6 | 15 24 16 14 26 18 61 58 17 21 48 15 7 | 16 15 27 29 19 11 48 76 28 15 13 18 8 | 14 E 25 18 E 23 38 59 13 14 20 11 9 | 25 33 30 17 E 18 27 53 18 24 18 15 10 | E 47 18 14 E 13 24 87 15 9 6 28 11 | E E 19 18 E 13 15 112 16 E 6 12 12 | E E 18 19 E 12 25 110 107 E 16 42 13 | 39 E 20 16 E 15 19 64 141 19 19 28 14 | 52 E 10 9 E 25 16 23 19 24 E 20 15 | 34 E 18 15 E 10 12 25 14 E E 9 16 | 15 27 9 6 E 13 9 29 5 E E 13 17 | 10 7 14 6 9 9 25 6 8 E 22 42 18 | 13 3 25 7 3 6 41 8 5 E 9 28 19 | 7 11 7 44 3 10 23 2 3 E 11 10 20 | E E 5 3 4 8 22 19 4 E 3 27 21 | E 8 7 4 9 26 29 15 9 E 3 35 22 | E 10 13 6 11 19 37 10 8 28 13 55 23 | E 4 8 12 22 25 56 29 10 26 46 24 ---+----------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 | April 2005 Receiver 2: AR-3000A Antenna: 2 ele yagi Azimuth 120 deg elevation 45 deg. Antenna relocated and RG 213 low loss cable installed on July 28, 2001. This removed a -2 dB loss from the antenna and feeder system. Frequency: 62.1927 MHz Transmitter: TV channel E3 (video) Portugal; transmitter Lousa; distance ~ 1250 km Computer: Pentium 366 MHz Observing Method: HROFFT 1 v 1f, manual count | April 2005 UT | 9 10 11 12 13 14 15 ---+--------------------------- 0h| 148 162 173 162 180 1 | 155 159 219 180 159 2 | 184 199 211 219 190 3 | 197 201 232 217 224 4 | 193 237 235 198 203 5 | 282 226 251 227 243 6 | 267 279 240 256 274 7 | 265 268 256 296 308 8 | 224 236 254 290 293 9 | 359 220 290 228 274 269 10 | 313 219 293 238 258 275 11 | 283 190 232 204 238 ES 12 | 211 205 205 247 206 ES 13 | 167 154 148 150 169 ES 14 | 141 147 125 134 130 ES 15 | 102 114 102 103 124 115 16 | 72 74 78 83 85 94 17 | 59 66 63 56 82 58 18 | 61 60 72 66 72 62 19 | 59 70 58 80 56 73 20 | 193 94 82 84 89 98 21 | Au Au 117 101 134 131 22 | Au Au 132 145 150 191 23 | Au Au 129 162 180 218 ---+--------------------------- UT | 9 10 11 12 13 14 15 | April 2005 | April 2005 UT | 16 17 18 19 20 21 22 23 24 ---+------------------------------------ 0h| 239 235 217 210 231 284 273 249 1 | 270 260 259 239 228 283 229 253 2 | 250 262 276 297 261 305 261 242 3 | 225 295 312 290 287 307 259 278 4 | 237 252 295 298 273 338 307 302 5 | 278 308 306 314 312 347 339 278 6 | 325 349 365 352 366 356 413 362 361 7 | E 358 361 377 334 371 398 338 358 8 | E E 347 362 378 371 375 358 378 9 | 335 E 339 375 322 336 310 329 341 10 | E E 298 315 328 388 371 335 294 11 | 266 307 245 277 248 276 275 272 316 12 | 225 241 244 242 280 246 254 234 13 | 207 182 173 183 246 E 213 187 14 | 151 193 159 176 168 E 192 181 15 | 131 144 134 117 120 140 169 129 16 | 71 115 95 106 108 93 116 97 17 | 73 87 79 75 63 79 101 93 18 | 76 78 67 58 88 99 98 77 19 | 96 82 86 80 99 86 76 110 20 | 102 130 97 108 106 107 124 103 21 | 149 139 151 138 162 211 166 22 | 190 166 153 176 210 198 191 23 | 240 217 221 243 225 255 250 ---+------------------------------------ UT | 16 17 18 19 20 21 22 23 24 | April 2005 Notes: . E = Sporadic E . Au = Aurora . data has been corrected for Sporadic-E Dave Swan --------------------------------------------------------------------------- Observer: Ilkka Yrjölä Location: Finland (26 35' E, 60 54' N) Frequency: 88.7 + 107.9 MHz Receiver: Modified car radios, narrow band FM (B=15 kHz) detected signal level >-131 dBm FM squelch detection, no pulse noise rejection required Antennas: two 3-el. Yagis, G=4 dBd to SW, azimuth 45 deg (SW), polarisation H Data sampling system: squelch threshold triggering, sampling rate 32 ms Computer logs total reflection time, number of events in 10 minute periods for each receiver Data on major showers available in the Compact MS-Soft format. New versions and revised documents available, please replace old MS-Soft versions: * Documents for MS-Soft 5.1. Zipped ~2.5 MB * MS-Soft v5.1 for Ham Radio MS, VGA only. Zipped ~0.4 MB * MS-Soft v4.4 runs on EGA/CGA/Text. Zipped ~0.45 MB * VM-Soft v4.4 for visual meteor work. Zipped ~0.37 MB Lyrids 2005 UT | 21 Apr 22 Apr 23 Apr 24 Apr ----+---------------------------------- 0h | 273 352 354 245 1 | 271 380 354 278 2 | 325 348 339 268 3 | 295 317 308 382 4 | 265 1047 456 295 5 | 327 539 341 313 6 | 420 579 383 374 7 | 360 541 376 320 8 | 391 555 349 314 9 | 357 521 360 307 10 | 387 391 395 296 11 | 292 326 263 296 12 | 260 265 250 266 13 | 232 227 243 281 14 | 220 198 241 222 15 | 208 255 182 188 16 | 168 298 168 187 17 | 163 181 151 189 18 | 242 216 168 166 19 | 234 239 210 200 20 | 234 222 203 212 21 | 294 252 203 214 22 | 301 263 229 233 23 | 270 269 265 229 ----+---------------------------------- UT | 21 Apr 22 Apr 23 Apr 24 Apr Ilkka Yrjölä 2. ABOUT THE RMOB The RMOB is an independent initiative of some workers in the field of radio meteor scatter observations and data reduction. It started in August 1993 in order to spread the Perseid results via E-mail. Since then, it has appeared monthly, and it has gradually been expanded. In regularly publishing summaries of observations, potential radio observers are kept up to date of existing installations, possibilities and limitations of radio meteor observations. In the long run, there should be sufficient observing stations to cover the whole globe, allowing to detect stream outbursts which may remain unnoticed visually. RMOB contains typically: summaries of previous month's observations, equipment data, first results of stream activity by radio methods, relations between radio and optical meteors, references to other publications in the field of meteor astronomy and radio scatter techniques, announcements of meetings, short questions and answers, links to interesting web sites. Contributors are mentioned, and interested persons are asked to contact them directly. RMOB can be copied freely in unabridged and unmodified form. Extracts should indicate the source (Radio Meteor Obs Bulletin, month and year). If you want to subscribe (or un-subscribe) to the E-mail distribution list, please send a message to C. Steyaert. 3. ANNOUNCEMENTS NEW METEOR BEACON We are proud to announce that a new beacon for meteor scatter is operational since April 16: 50 W, location Astrolab Iris (50 49' N, 2 55' E) Ypres Belgium, 49990 kHz (pure carrier), left handed circular polarisation, 'upward' beaming (achieved with crossed dipoles 1/8 wavelength above the ground Please listen in AM (SSB), or use a FFT program such as HROFFT or other. Preferably point your antenna at 80 km 'above' the beacon. A horizontal antenna will pick reflections caused by aircraft. All observations, positive or negative, welcome. Chris Steyaert / Gaspard De Wilde COLORGRAMME FOR RMOB Contributors to RMOB are invited to use the latest version of 'Colorgramme'. It has now a spreadsheet entry tab: counts can be entered manually regardless of how the counts are obtained. Not only does the observer obtain himself a graphical presentation of his results, it will also help in standardising the reporting and decrease the amount of manual work by Pierre Terrier and the undersigned. http://radio.meteor.free.fr/les_voilas/colorgramme_for_rmobv2.zip 4. CONTRIBUTORS / USEFUL ADDRESSES Enric Fraile Algeciras (EA3BTZ) C/ Moianes 19-21 Esc. A 6º 1ª, E Barcelona mailto:e.fraile@telefonica.net http://www.telefonica.net/web/enricfraile (in Spanish) http://astrosurf.com/somyce/c_radio.htm Michael Boschat Royal Astronomical Society of Canada - Halifax Center 6306 Cork St., Apt.308, Halifax, Nova Scotia Canada B3L 1Z1 mailto:aa063@chebucto.ns.ca http://www.chebucto.ns.ca/~aa063 Jeff Brower Loveland, Colorado, USA mailto:jbrower@lpbroadband.net Maurice De Meyere (ON4NU) Hullekensstraat 24, B-9831 Deurle, Belgium mailto:maur1234@scarlet.be Gaspard De Wilde (ON4ZK) Dessel, Belgium mailto:on4zk@vt4.net David Entwistle mailto:david@d-entwistle.fsnet.co.uk http://www.d-entwistle.fsnet.co.uk/Results/Months/ Valter Gennaro Fenics Group FVG, Italy mailto:vgennar@mail.nauta.it Ghent University, Astronomical Observatory Krijgslaan 281(S9), B-9000 Gent, Belgium mailto:pierre.de.groote@pandora.be, mailto:paul_vauterin@applied-maths.com Patrice Guérin La Chapelle, 79140 Le Pin, France mailto:astro03947@wanadoo.fr Steve Hansen Amherst, Mass., USA mailto:shansen@tiac.net Peter Jenniskens SETI Institute, USA mailto:pjenniskens@mail.arc.nasa.gov Global-MS-Net: http://leonid.arc.nasa.gov/GlobalMSNet/index.html Szabolcs Kiss Katai ut 99, H-2251 Tapioszecso, Hungary tel: +36 29 446 015 mailto:achilles@freemail.hu Kimmo Lehtinen Helsinki, Finland http://www.astro.helsinki.fi/~lehtinen Alastair McBeath IMO: International Meteor Organization 12A Prior's Walk, Morpeth, Northumberland, NE61 2RF, England, U.K. mailto:vice_president@imo.net Stan Nelson, KB5VL Roswell, NM 88201, USA mailto:sanelson@starband.net Hiroshi Ogawa University of Tsukuba, Japan mailto:HZH02257@nifty.ne.jp Radio Meteor Obs. http://www.amro-net.jp/radio.htm Sadao Okamoto mailto:a9a5yr@bma.biglobe.ne.jp Mike Otte W9YS 5001 S Koch Rd Pearl City, IL 61062 USA mailto:motte@aeroinc.net TianJing Ouyang (TIAOU) Wuhan, Hubei Province, P. R. of China mailto:oy4481@163.com Marcel Schneider Schifflange, Luxembourg mailto:schneima@pt.lu SKiYMET Radar ALOMAR Observatory Norway mailto:weiss@iap-kborn.de http://www.iap-kborn.de/radar/Radars/ALWIN/index_eng.htm Andy Smith Plymouth, United Kingdom mailto:andy@television.f9.co.uk Chris Steyaert Kruisven 66, B-2400 Mol, Belgium mailto:observations@rmob.org Dave Swan Christchurch, UK mailto:dave@radiodesignservices.co.uk http://www.radiodesignservices.co.uk Istvan Tepliczky Budapest, Hungary mailto:tepi@mcse.hu Pierre Terrier Canet (close to Montpellier), France mailto:pierre.terrier@free.fr http://members.tripod.com/~astro_electronic/index.html Meteor & Colorgramme web site: http://page.to/meteor/ Visual RMOB web site: http://visualrmob.free.fr/ Meteor mailing list: mailto:meteor-request@ml.free.fr?subject=subscribe Garfield Tsao (BM2EQB) LonTan Observatory, LonTan, TauYan, Taiwan mailto:tsao5916@ms17.hinet.net http://www.geocities.com/Eureka/Office/1528 (in Chinese) http://www.tsao5916.com Ilkka Yrjölä Kuusankoski, Finland http://www.kolumbus.fi/oh5iy Ham Call: OH5IY -- Christian Steyaert (RMOB0504) 7 May 2005 --