Meteor Observation Bulletin No. 139 www.rmob.org February 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. | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 10 12 14 11 16 22 15 23 21 18 18 11 40 1 | 19 3 9 12 14 14 12 8 12 20 15 17 2 | 18 14 14 10 8 19 8 15 20 15 16 3 | 17 16 18 24 16 19 18 22 26 10 23 4 | 15 14 22 25 14 17 28 15 23 25 26 5 | 13 20 18 18 16 14 28 20 17 20 19 6 | 14 15 27 27 20 16 42 14 20 33 19 7 | 22 13 24 18 10 16 32 20 2 29 25 22 8 | 17 43 13 22 28 20 37 38 21 19 32 42 9 | 21 20 29 34 22 16 21 37 24 32 35 28 10 | 30 25 17 14 13 20 36 33 24 21 20 34 11 | 14 28 15 20 11 16 27 19 23 22 31 29 17 12 | 30 19 27 8 11 10 8 22 14 24 19 23 18 13 | 10 17 19 15 12 10 7 11 21 23 30 23 16 14 | 11 19 19 24 9 15 16 23 16 12 48 22 15 | 10 12 12 13 13 9 10 10 14 18 51 21 5 16 | 3 9 13 11 8 10 6 14 11 19 9 15 12 17 | 5 11 7 7 15 14 13 3 11 16 14 14 8 18 | 7 4 8 7 7 10 6 11 6 9 12 13 30 19 | 6 13 10 13 8 5 11 6 16 8 13 4 7 20 | 8 14 3 18 26 12 12 15 19 15 19 14 12 21 | 5 7 12 7 26 18 10 16 18 20 18 12 14 22 | 6 22 15 10 17 13 16 16 16 17 22 20 11 23 | 8 16 17 15 15 15 21 15 22 25 33 11 13 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+--------------------------------------------------- 0h| 11 18 15 9 13 22 12 8 13 15 21 18 13 1 | 11 10 13 15 14 12 16 28 13 15 16 12 18 2 | 9 12 14 14 19 19 13 12 7 14 15 11 10 3 | 19 26 14 14 25 19 25 11 9 25 13 23 17 4 | 22 17 19 14 13 15 25 23 25 17 23 18 15 5 | 13 22 13 12 17 29 13 14 24 21 22 23 25 6 | 14 25 23 10 21 19 16 19 17 16 16 13 23 7 | 22 15 14 24 11 25 26 22 19 28 21 23 20 8 | 32 17 22 24 15 38 23 24 22 21 21 24 33 9 | 19 23 13 26 21 27 32 11 16 24 20 32 28 10 | 17 24 14 15 16 37 15 15 23 22 22 27 23 11 | 28 16 25 18 20 25 8 16 20 10 14 22 21 12 | 22 13 14 13 12 18 5 8 7 10 15 11 14 13 | 12 13 5 19 18 14 17 28 11 31 18 22 8 14 | 10 17 6 22 11 17 15 17 18 16 13 20 19 15 | 15 10 8 14 16 18 15 25 15 17 10 8 14 16 | 8 9 4 9 4 12 12 13 4 9 15 10 9 17 | 5 7 9 4 10 11 4 4 8 12 7 7 7 18 | 10 2 10 9 9 5 10 7 12 10 15 11 9 19 | 3 14 13 21 18 11 9 8 14 3 12 19 12 20 | 13 7 10 17 15 15 10 10 15 12 11 13 15 21 | 12 15 13 9 17 14 6 11 16 16 14 19 15 22 | 20 15 11 13 14 15 16 16 19 17 15 24 18 23 | 15 13 15 7 12 7 22 15 15 18 14 21 21 ---+--------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 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 Feb | 09h 10 11 12 13 14 15 16 17 18 ----+--------------------------------------- 24 | - - - - - - 43 18 - - 25 | - - - 28 23 13 - - - - ----+--------------------------------------- Feb | 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: Problems with receiver power supply. Does not work properly by adapter and battery die quick. Mike Boschat --------------------------------------------------------------------------- Observers: Alessandro and Giuseppe Candolini Location: AFAM Observatory, Remanzacco (Italy, 46.1 N, 13.3 E) Receiver: ICOM IC R-9000 Sensitivity: 0.32 uV for 10 dB S/N in SSB mode Antenna: Horizontally polarized 4-elements Yagi Frequency: 53.7592 MHz in USB mode Transmitter: Monte Cammarata TV, Italy (37.62 N, 13.62 E). Video frequency 53.7604 MHz, ERP 35 kW Computer: PC Pentium 166 with a 16 bit soundcard Observing method: the audio signal of the video carrier is received and fed into the PC in real time, where the signal is analyzed in the frequency domain. Data sampling system: MOP software (by DL2NFX and DL8NEQ, minor modifications to the free source code by W. Boschin). MOP parameters: sensitivity= 5, values over average= 2. Uncorrected meteor counts/hour (duration >= 0.16 s) | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+------------------------------------------------------------ 0h| 261 244 216 221 208 205 - 18 207 136 249 227 184 187 203 1 | 289 284 291 269 267 257 - 270 298 219 265 230 192 227 263 2 | 348 298 329 320 310 330 - 333 319 280 326 304 277 288 335 3 | 351 285 364 353 345 365 - 300 337 332 356 299 291 291 321 4 | 324 246 367 306 348 303 - 293 304 272 307 295 231 277 297 5 | 259 - 190 263 315 316 - 246 244 263 270 262 225 224 233 6 | 281 - 207 269 323 - - 266 254 283 249 274 251 200 237 7 | 268 - 258 291 293 - - 264 299 279 300 253 226 229 283 8 | 298 160 286 306 294 - - 186 259 188 280 254 275 229 272 9 | 244 206 278 217 250 - - 172 223 232 214 207 176 192 219 10 | 181 218 252 211 149 - - 188 205 186 204 186 157 148 226 11 | 157 174 185 175 126 - - 163 164 155 202 154 151 139 186 12 | 130 168 188 186 91 - - 152 151 187 174 166 131 131 180 13 | 130 136 165 167 94 - - 143 138 150 156 129 111 131 166 14 | 87 90 125 118 100 - - 118 80 126 118 97 77 87 112 15 | 62 76 62 78 70 - - 72 66 58 81 75 72 63 73 16 | 50 67 54 64 49 - - 60 75 75 53 58 47 47 57 17 | 56 67 59 55 51 - - 77 55 56 53 29 38 47 50 18 | 54 86 82 57 67 - - 82 74 79 73 55 58 67 64 19 | 106 119 82 104 107 - - 88 105 81 92 82 94 74 83 20 | 122 179 144 157 133 - - 134 136 144 141 122 119 115 109 21 | 157 199 183 194 145 - - 175 157 189 185 156 148 140 147 22 | 203 227 219 205 183 - - 193 164 167 163 159 146 155 147 23 | 183 193 193 197 160 - - 191 177 190 183 150 139 159 160 ---+------------------------------------------------------------ UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+---------------------------------------------------- 0h| 198 192 193 192 202 197 188 143 187 154 160 175 186 1 | 248 240 211 201 261 234 245 214 242 203 196 221 245 2 | 301 271 247 - 319 300 278 239 280 260 247 292 262 3 | 341 304 277 295 336 283 300 216 310 271 260 262 289 4 | 262 292 267 293 280 245 264 228 257 213 230 270 251 5 | 249 231 227 271 266 241 238 195 208 212 223 245 202 6 | 253 256 142 253 266 240 224 195 226 224 203 269 235 7 | 283 274 - 262 278 243 241 237 243 253 243 277 259 8 | 277 291 227 165 253 265 222 222 237 258 230 272 279 9 | 216 204 210 235 212 187 189 161 181 187 199 196 205 10 | 187 173 163 150 192 173 178 164 139 162 148 203 158 11 | 151 155 178 132 153 149 155 139 150 184 142 216 144 12 | 139 178 159 170 171 149 134 155 180 161 158 175 130 13 | 157 144 152 147 136 130 131 141 132 130 111 127 131 14 | 108 102 102 107 83 101 96 103 109 98 94 100 108 15 | 55 81 89 63 67 68 79 75 68 59 80 64 67 16 | 60 52 41 59 54 43 54 60 40 47 45 53 51 17 | 83 61 68 38 45 41 50 44 42 39 36 36 55 18 | 64 80 53 62 68 61 79 61 58 56 77 61 47 19 | 92 96 75 98 81 92 71 84 59 78 92 85 67 20 | 104 127 65 126 129 130 114 113 124 88 104 122 70 21 | 154 159 107 155 148 153 123 180 139 133 132 122 78 22 | 154 137 133 166 151 123 140 152 144 139 133 142 - 23 | 126 152 176 189 173 126 135 147 142 158 179 169 - ---+---------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 Uncorrected meteor counts/hour (duration >= 1 s) | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+------------------------------------------------------------ 0h| 261 244 216 221 208 205 - 18 207 136 249 227 184 187 203 1 | 289 284 291 269 267 257 - 270 298 219 265 230 192 227 263 2 | 348 298 329 320 310 330 - 333 319 280 326 304 277 288 335 3 | 351 285 364 353 345 365 - 300 337 332 356 299 291 291 321 4 | 324 246 367 306 348 303 - 293 304 272 307 295 231 277 297 5 | 259 - 190 263 315 316 - 246 244 263 270 262 225 224 233 6 | 281 - 207 269 323 - - 266 254 283 249 274 251 200 237 7 | 268 - 258 291 293 - - 264 299 279 300 253 226 229 283 8 | 298 160 286 306 294 - - 186 259 188 280 254 275 229 272 9 | 244 206 278 217 250 - - 172 223 232 214 207 176 192 219 10 | 181 218 252 211 149 - - 188 205 186 204 186 157 148 226 11 | 157 174 185 175 126 - - 163 164 155 202 154 151 139 186 12 | 130 168 188 186 91 - - 152 151 187 174 166 131 131 180 13 | 130 136 165 167 94 - - 143 138 150 156 129 111 131 166 14 | 87 90 125 118 100 - - 118 80 126 118 97 77 87 112 15 | 62 76 62 78 70 - - 72 66 58 81 75 72 63 73 16 | 50 67 54 64 49 - - 60 75 75 53 58 47 47 57 17 | 56 67 59 55 51 - - 77 55 56 53 29 38 47 50 18 | 54 86 82 57 67 - - 82 74 79 73 55 58 67 64 19 | 106 119 82 104 107 - - 88 105 81 92 82 94 74 83 20 | 122 179 144 157 133 - - 134 136 144 141 122 119 115 109 21 | 157 199 183 194 145 - - 175 157 189 185 156 148 140 147 22 | 203 227 219 205 183 - - 193 164 167 163 159 146 155 147 23 | 183 193 193 197 160 - - 191 177 190 183 150 139 159 160 ---+------------------------------------------------------------ UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+---------------------------------------------------- 0h| 198 192 193 192 202 197 188 143 187 154 160 175 186 1 | 248 240 211 201 261 234 245 214 242 203 196 221 245 2 | 301 271 247 - 319 300 278 239 280 260 247 292 262 3 | 341 304 277 295 336 283 300 216 310 271 260 262 289 4 | 262 292 267 293 280 245 264 228 257 213 230 270 251 5 | 249 231 227 271 266 241 238 195 208 212 223 245 202 6 | 253 256 142 253 266 240 224 195 226 224 203 269 235 7 | 283 274 - 262 278 243 241 237 243 253 243 277 259 8 | 277 291 227 165 253 265 222 222 237 258 230 272 279 9 | 216 204 210 235 212 187 189 161 181 187 199 196 205 10 | 187 173 163 150 192 173 178 164 139 162 148 203 158 11 | 151 155 178 132 153 149 155 139 150 184 142 216 144 12 | 139 178 159 170 171 149 134 155 180 161 158 175 130 13 | 157 144 152 147 136 130 131 141 132 130 111 127 131 14 | 108 102 102 107 83 101 96 103 109 98 94 100 108 15 | 55 81 89 63 67 68 79 75 68 59 80 64 67 16 | 60 52 41 59 54 43 54 60 40 47 45 53 51 17 | 83 61 68 38 45 41 50 44 42 39 36 36 55 18 | 64 80 53 62 68 61 79 61 58 56 77 61 47 19 | 92 96 75 98 81 92 71 84 59 78 92 85 67 20 | 104 127 65 126 129 130 114 113 124 88 104 122 70 21 | 154 159 107 155 148 153 123 180 139 133 132 122 78 22 | 154 137 133 166 151 123 140 152 144 139 133 142 - 23 | 126 152 176 189 173 126 135 147 142 158 179 169 - ---+---------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 Notes: . - means no observations made . local time is UT + 1 hour . data are not corrected for Sporadic E Walter Boschin --------------------------------------------------------------------------- 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: single station at 100 kW Computer: Dell Latitude CPXH 500GT Laptop Data sampling system: MAnalyzer-B with 100 Hz bandwidth centered on 900 Hz Meteor reflections/hour | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 28 28 25 116 26 29 34 29 32 30 18 21 35 17 16 1 | 30 22 30 59 34 27 30 32 32 28 24 22 26 21 24 2 | 27 23 34 23 33 28 33 28 29 30 30 19 21 24 17 3 | 31 32 51 30 40 36 43 36 44 42 39 15 22 27 21 4 | 31 35 50 47 42 47 44 35 46 38 57 30 36 31 32 5 | 46 63 66 61 79 83 66 50 58 61 70 60 47 48 45 6 | 88 70 101 94 129 100 77 102 96 104 113 94 95 90 87 7 |126 166 157 128 165 159 124 125 146 130 165 156 135 108 120 8 |162 189 186 212 243 228 183 188 199 175 184 220 210 148 194 9 |206 205 215 241 206 272 225 207 210 175 195 243 189 173 190 10 |241 272 214 261 258 255 244 222 263 213 228 201 233 225 226 11 |277 244 279 297 282 278 274 293 284 285 293 224 243 260 238 12 |295 317 293 308 318 305 363 310 304 356 280 256 218 288 229 13 |260 325 268 287 314 294 333 296 307 327 283 264 210 238 223 14 |230 259 256 215 320 233 273 303 250 327 276 230 175 207 195 15 |170 192 146 159 223 251 215 210 196 202 158 167 165 139 159 16 |169 181 169 189 182 236 172 175 231 181 187 156 189 134 138 17 |192 166 152 169 159 187 195 134 - 153 187 163 161 142 152 18 |195 154 156 144 165 203 166 114 - 155 143 143 151 132 136 19 |146 111 118 146 113 166 139 94 120 140 133 129 113 86 98 20 |111 124 131 135 102 99 126 108 101 101 109 74 100 94 94 21 | 69 76 51 77 66 111 91 97 74 74 74 65 89 80 73 22 | 39 46 50 53 51 81 68 43 50 62 40 37 59 43 37 23 | 28 33 41 27 46 55 53 24 25 35 23 31 30 21 16 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+---------------------------------------------------- 0h| 20 30 19 23 25 17 21 10 14 31 11 24 29 1 | 24 18 16 19 14 24 19 9 25 25 17 15 15 2 | 25 31 16 24 23 17 19 15 16 20 18 19 17 3 | 30 34 27 31 22 27 12 19 29 23 20 17 21 4 | 26 31 34 30 25 20 30 22 26 29 34 40 28 5 | 45 49 48 50 56 54 50 54 62 40 60 38 57 6 | 81 77 54 75 77 63 65 83 81 83 61 78 108 7 | 112 106 112 118 120 110 118 104 122 106 105 132 136 8 | 196 165 167 135 136 124 166 152 161 169 145 157 158 9 | 183 177 157 168 190 170 157 148 154 166 154 158 170 10 | 181 177 163 189 205 197 184 169 195 148 167 164 194 11 | 212 190 252 192 203 190 269 196 212 217 171 184 189 12 | 212 242 241 235 220 255 251 254 236 235 233 208 204 13 | 203 232 244 232 239 203 225 233 246 231 244 206 225 14 | 176 250 221 242 155 180 175 146 218 213 257 174 202 15 | 138 173 176 198 155 152 115 111 172 154 186 168 145 16 | 173 184 153 137 181 126 131 129 164 161 193 160 155 17 | 180 134 144 145 153 122 130 125 157 143 175 197 147 18 | 118 101 109 141 153 105 113 128 128 148 138 174 126 19 | 102 87 81 111 105 107 102 77 115 118 116 116 94 20 | 56 73 88 83 87 85 68 87 92 113 94 116 84 21 | 50 53 59 60 54 63 73 50 61 70 86 83 58 22 | 25 37 36 47 25 36 35 30 41 43 46 67 39 23 | 11 19 19 35 23 23 24 31 21 33 32 24 23 ---+---------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 Notes: . - System off line or down for service . DR Direct Reception such as Es, tropo . Local time is MST = UT - 7 hours Jeff Brower NK0L --------------------------------------------------------------------------- Observer: David Entwistle Location: Goosnargh, near Preston (England) 53 49' N, 2 40' W Frequency: 55.25 MHz 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 | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 15 16 12 17 16 20 18 20 7 9 11 11 9 11 12 1 | 15 24 11 10 16 20 12 20 14 13 6 16 14 10 17 2 | 14 19 22 22 17 18 25 16 14 9 19 15 24 16 21 3 | 16 12 12 17 17 24 24 19 14 16 22 15 26 18 19 4 | 10 19 17 15 15 17 21 20 11 16 19 21 20 19 20 5 | 12 20 14 18 21 20 14 16 21 16 18 12 22 24 22 6 | 14 16 13 14 17 18 13 16 10 16 15 18 16 13 13 7 | 15 17 13 19 16 14 14 15 16 20 20 20 23 16 17 8 | 11 23 18 19 18 20 11 15 18 12 18 14 14 15 21 9 | 14 22 23 16 9 21 10 19 14 23 13 23 15 18 23 10 | 13 15 15 22 29 15 8 14 17 20 13 13 17 14 20 11 | 12 14 7 13 15 20 18 12 20 12 16 14 12 13 19 12 | 17 12 10 13 10 16 13 18 13 21 18 14 14 23 16 13 | 18 8 11 14 16 7 7 15 13 16 11 12 13 11 16 14 | 14 14 18 10 16 14 14 13 14 16 11 18 9 15 17 15 | 14 13 8 11 15 11 12 17 17 10 8 18 19 14 9 16 | 6 10 9 10 13 14 15 6 9 9 9 7 11 11 9 17 | 5 12 11 12 8 4 12 11 11 8 13 9 9 19 12 18 | 10 10 8 15 11 13 15 10 8 9 10 6 12 22 12 19 | 15 7 6 9 19 12 13 12 7 12 16 15 14 13 9 20 | 12 16 14 14 9 10 17 14 13 7 11 10 18 15 13 21 | 17 12 12 13 14 16 11 11 13 13 18 15 16 20 11 22 | 14 8 10 19 9 16 18 15 13 19 20 16 14 12 19 23 | 20 18 13 16 19 15 10 20 10 12 16 14 12 17 11 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+--------------------------------------------------- 0h| 16 16 18 16 12 10 12 16 8 20 16 22 12 1 | 18 4 10 10 9 17 17 12 10 15 16 15 22 2 | 13 11 15 15 6 12 13 14 15 19 14 13 22 3 | 23 14 20 17 23 16 15 19 17 18 15 22 26 4 | 27 14 20 17 15 11 9 23 24 19 24 22 23 5 | 9 13 13 23 14 15 20 12 12 24 20 21 11 6 | 11 13 14 12 14 24 10 10 20 9 18 14 21 7 | 15 14 9 13 16 10 27 13 19 22 15 30 12 8 | 21 22 20 18 15 27 14 12 30 17 15 14 22 9 | 20 18 12 11 11 21 19 16 14 14 16 16 15 10 | 17 23 19 17 13 17 19 7 20 18 15 13 20 11 | 21 18 18 9 9 14 14 6 18 17 13 17 17 12 | 13 19 17 15 25 14 9 9 13 15 16 23 13 13 | 13 19 12 16 11 6 12 12 21 13 23 11 20 14 | 14 7 15 17 12 16 21 15 13 19 11 16 14 15 | 15 13 11 15 12 10 18 12 8 6 12 9 12 16 | 5 15 14 14 17 13 13 13 16 11 16 12 15 17 | 12 5 4 15 7 7 8 12 21 10 6 6 13 18 | 7 5 30 13 14 10 7 9 14 8 14 14 15 19 | 20 11 7 9 7 9 9 7 16 7 12 5 10 20 | 15 11 11 6 11 12 15 17 8 9 16 17 13 21 | 14 13 17 12 13 12 13 11 16 9 13 25 22 22 | 15 12 18 17 11 14 11 13 24 19 17 15 13 23 | 15 13 12 12 15 17 18 10 15 10 22 23 19 ---+--------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 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 | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+------------------------------------------------------------ 0h| 1 1 1 0 2 0 0 1 1 0 1 1 | 2 1 1 0 0 0 0 1 1 1 0 1 2 | 1 1 0 0 0 0 0 2 1 1 0 1 3 | 9 26 15 6 16 5 8 14 10 14 12 3 0 1 4 | 13 20 25 20 13 13 14 14 12 27 21 12 2 8 3 5 | 19 25 20 20 28 24 17 10 9 9 10 22 3 11 8 6 | 30 12 24 40 24 16 40 11 17 12 20 23 1 11 9 7 | 28 23 47 40 33 20 22 11 16 23 24 11 9 4 7 8 | 33 16 36 35 33 39 12 18 21 10 12 9 2 11 3 9 | 12 18 19 28 46 21 8 16 26 10 35 10 2 11 5 10 | 26 15 23 14 28 12 13 27 15 7 20 5 6 5 1 11 | 28 12 15 22 23 13 9 9 15 11 9 10 5 3 2 12 | 25 10 12 16 20 9 10 18 13 6 6 8 5 7 2 13 | 4 11 19 15 7 12 9 11 17 6 13 3 2 2 1 14 | 4 14 14 6 11 2 6 13 5 6 6 16 5 7 2 15 | 4 10 13 7 13 3 8 3 3 2 2 1 1 4 2 16 | 7 11 2 5 2 3 3 2 2 2 5 1 8 12 16 17 | 6 3 7 3 4 2 3 5 3 2 3 1 3 4 3 18 | 5 13 10 11 9 7 3 7 3 3 8 2 3 6 6 19 | 11 6 4 5 7 7 7 5 8 9 12 3 4 6 3 20 | 15 12 7 14 9 7 3 7 6 15 3 4 3 5 3 21 | 9 17 15 18 10 11 4 8 14 6 14 2 3 1 3 22 | 11 8 12 8 8 4 7 10 4 6 5 1 0 6 1 23 | 1 1 0 1 0 1 0 1 1 1 4 1 0 0 ---+------------------------------------------------------------ UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+---------------------------------------------------- 0h| 1 5 1 | 1 2 | 3 | 1 3 2 3 7 2 5 4 4 5 5 3 4 | 3 13 4 5 4 6 9 11 7 13 5 11 2 5 | 9 6 14 2 14 13 51 11 2 4 4 9 7 6 | 10 21 13 4 9 15 11 2 12 13 3 5 6 7 | 7 6 14 5 8 14 14 4 9 3 4 6 4 8 | 4 4 6 5 6 11 12 8 16 7 11 4 9 9 | 4 5 11 9 8 10 9 10 5 7 4 3 7 10 | 14 6 8 7 7 7 10 5 3 5 4 5 6 11 | 4 10 5 6 7 7 4 13 2 6 4 6 3 12 | 6 10 11 6 7 11 10 9 10 6 8 4 12 13 | 4 6 3 5 6 12 6 3 3 8 3 5 11 14 | 2 0 2 2 1 3 7 3 2 8 3 2 2 15 | 1 8 7 5 1 8 11 1 8 3 1 1 8 16 | 0 3 5 2 2 6 2 0 1 2 1 2 1 17 | 2 4 1 1 3 6 6 1 1 4 2 3 2 18 | 8 3 8 5 2 7 4 0 3 1 2 2 1 19 | 5 6 4 1 3 6 2 1 1 1 1 2 3 20 | 4 1 7 2 2 2 4 4 1 1 5 2 2 21 | 1 6 4 2 5 6 5 2 3 5 3 5 1 22 | 4 3 5 3 3 4 9 2 5 4 3 3 0 23 | 1 1 0 1 0 0 0 1 0 2 0 ---+---------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 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. | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 30 193 76 34 40 133 182 174 186 128 90 82 71 85 160 1 | 71 195 80 52 52 89 185 180 161 161 86 101 79 91 210 2 | 95 143 51 31 136 119 249 125 212 57 120 135 84 102 227 3 | 70 81 56 60 81 161 213 120 113 50 121 95 101 105 188 4 | 52 45 51 156 95 140 247 182 100 88 119 77 95 90 179 5 |155 67 31 179 59 143 187 193 184 101 160 136 115 196 180 6 |160 90 74 156 41 90 200 199 156 126 169 120 124 195 139 7 |139 125 122 135 84 98 231 168 161 153 190 141 147 181 127 8 |143 72 59 100 141 69 200 99 112 83 132 102 111 164 110 9 |133 88 29 65 149 62 208 75 111 167 142 105 94 86 99 10 |140 36 33 36 103 42 152 92 111 123 120 113 70 81 106 11 |144 45 23 50 66 49 140 105 87 90 136 94 94 76 96 12 |135 57 42 40 41 42 70 83 50 67 123 114 91 95 107 13 |128 64 40 41 64 49 77 85 71 66 127 88 103 109 84 14 | 97 42 52 50 82 50 68 93 56 45 129 93 94 76 69 15 | 67 32 46 45 87 48 89 95 75 53 129 87 110 82 71 16 | 46 61 63 51 106 55 84 113 86 66 174 68 86 96 119 17 |103 96 92 86 53 68 104 114 98 71 127 36 50 111 119 18 | 68 176 131 66 51 141 133 151 106 85 153 64 64 116 137 19 | 82 142 136 102 80 106 159 137 120 63 118 72 70 146 92 20 |126 98 90 99 87 131 148 148 141 103 107 105 87 148 81 21 |175 81 68 93 99 164 163 173 213 109 149 196 78 196 89 22 |182 76 31 110 99 201 188 180 239 93 118 154 99 213 126 23 |163 112 35 70 144 197 163 225 117 102 132 98 95 211 152 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+--------------------------------------------------- 0h|137 170 138 120 156 30 191 98 179 190 121 127 58 1 |157 137 151 130 136 28 162 127 201 235 140 157 62 2 |128 181 163 152 104 29 119 121 165 194 130 80 97 3 |113 138 162 105 206 51 146 132 127 197 113 145 93 4 |105 165 155 73 217 61 148 138 124 173 85 107 112 5 |127 201 225 90 164 114 174 137 172 193 95 125 118 6 |167 209 202 148 187 160 226 196 190 230 91 147 91 7 |132 195 176 152 194 184 132 160 167 159 165 98 74 8 | 96 179 139 99 118 168 103 91 146 142 103 63 34 9 | 70 126 117 51 58 117 84 114 132 176 63 36 40 10 | 85 121 114 54 54 92 104 60 79 151 97 56 26 11 | 97 110 149 56 23 86 94 62 70 162 120 24 28 12 | 81 167 179 33 26 88 70 67 63 166 131 34 38 13 | 86 132 151 22 35 55 50 60 45 138 52 19 33 14 | 79 99 110 26 24 112 77 79 52 189 85 23 31 15 |114 152 98 24 21 128 87 82 58 158 82 16 28 16 |118 134 80 47 40 155 110 76 90 136 109 27 40 17 |101 136 117 78 33 138 103 136 90 150 126 33 42 18 |187 98 103 99 52 195 122 175 140 173 170 34 44 19 |187 131 150 94 45 184 133 165 161 134 119 45 57 20 |154 162 68 70 44 148 114 168 175 148 92 51 53 21 |178 131 15 180 74 115 108 207 204 210 206 35 61 22 |148 148 269 249 33 92 73 190 201 222 200 42 78 23 |143 147 233 232 23 175 89 181 200 215 242 42 53 ---+--------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 Patrice Guérin --------------------------------------------------------------------------- Observer: Steve Hansen Location: Amherst, Mass., USA (71.37 d W, 42.51 d N) Frequency: 88.7 MHz Antenna: Yagi, azimuth = 270 deg, Elevation = 0 deg Receiver: Icom PCR-1000 Observing method: Electronic interface on LINE (Pierre Terrier) output audio signal are fed in COM of IBM 380ED Laptop (Pentium) Threshold was set to 100 and delay at 5 seconds. Colorgramme WMeteor v 1.1 | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 ---+----------------------------------------------------- 0h| 4 2 4 0 37 4 20 1 1 2 0 2 5 1 | 5 2 7 0 52 2 10 5 5 7 1 8 4 2 | 1 6 14 0 45 6 2 6 1 4 0 1 1 3 | 7 1 9 0 57 2 8 0 1 0 1 4 1 4 | 8 6 11 0 51 9 14 4 1 1 2 4 1 5 | 12 2 3 0 44 0 38 0 0 2 0 1 3 6 | 44 3 11 0 24 2 3 2 2 1 1 5 0 7 | 19 5 16 0 10 0 3 2 1 1 2 1 0 8 | 27 9 41 0 16 3 7 2 4 1 2 3 3 9 | 76 16 11 0 4 1 4 4 1 2 3 5 0 10 | 67 23 4 0 2 1 1 4 1 1 7 0 1 11 | 75 65 0 0 14 6 5 5 6 5 3 9 4 12 | 53 30 19 0 3 12 13 7 6 4 6 4 4 13 | 41 57 30 0 7 16 7 7 3 4 5 8 9 14 | 51 3 1 50 8 22 5 8 1 5 3 5 10 15 | 27 5 0 41 5 10 3 3 4 5 0 8 5 16 | 7 5 0 41 9 24 13 2 2 6 3 4 11 17 | 6 3 32 0 2 7 7 14 4 6 2 2 26 18 | 9 2 133 6 9 20 18 1 0 4 7 6 8 19 | 7 2 116 22 3 5 26 56 4 2 15 6 7 20 | 7 2 42 24 3 6 5 24 4 5 6 0 21 | 7 2 4 41 5 17 5 1 2 4 3 4 22 | 9 3 0 38 2 53 3 5 6 5 3 6 23 | 5 3 1 33 2 14 3 6 8 4 7 3 ---+----------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 | February 2005 Note: . my interface died in the first half of the month. I've got some high voltage electrical equipment in my basement lab and I had a bad ground which ran a pulse into my receiver's ground. The only thing that was affected was the interface so I've got to open it and, most likely, replace the IC. I should be back on line by the weekend. Steve Hansen --------------------------------------------------------------------------- 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 Jan| 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 Jan| 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 | 31 32 37 42 44 50 53 49 32 17 18%17 29%20%12 11%10 3 9 10 5 11 23 23 2 | 24 29 28 53 44 59 40 34 25 29%29%19 20 24 13 5 7 7 7 6 9 7 16 31 3 | 20 17 28 46 25 50 57 60 34 23 34%57 32 26 19 14 20 4 9 11 4 13 27 11 4 | 15 33 47 47 64 77 91 88 61 40%52%30%29 26 9 12 %4 2 10 5 %4 %3 %5 %6 5 | 10 17 21 31 36 38 19%32 15%20 19 24 19 10 9 7 7 3 3 5 - - - - 6 | - - - - - - - - %5 25 11 30 22 17 7 6%10 7 7 8 8 12 20 14 7 | 15%18 IF 37 36 47 36 40 16 24 18 22 15 14 6 %6 %6 8 %5 5 7 10 23 %8 8 |%10%46 40 42 45 50 38 46 32 28 29 22 %6 14 %5 11 12 5 6 8 10 12 13 17 9 | 26 35 29 53 43 40 19 26%31 28 29 27%12%12 14 4 5 6 8 6 %8 - - - 10 | - - - - - - - - -%32 21 42 20 15 %8 8%11 7 5 9 3 16 17 18 11 | 20 42 28 36 56 43 32 41 13 21%17%24%18 11%13%11 9 %8 3 5 %9 10 12 10 12 | 14 20 38 43 37 42%26 22 21 27 23 IF %6 13 %5 11 IF 7 6 4 6 8 12 16 13 | 15 27 38 39 37 36 38 45 25 19 9 14 15 12 7 %6 6 7 2 7 %4%11 11%11 14 | IF IF%14 IF%32 IF%23%20 20 33 23 25 21 7 10 4 4 6 %6 8 7 15 13 25 15 |%17%28%30 34%32 34 32 30%20 26 29%33%19 14 8 7 %2 4 2 9 5%16 19 14 16 | 33 38 61 69 61 49 47 36%28 32 27 24 16 20 14 IF%11 3 5 6 7 13 9 17 17 | 32 21 43 35 43 51 35 24 32 31 25%26 IF%13 7 9 2 4 4 4 9 16 22 19 18 | 22 42 42 51 41 48 31 20 33 29 30%22 IF IF IF IF %4 2 3 9 8 10 21 19 19 | 23 35 35 36 37 36 34 41 30 20 24%22%19%18 11 6 3 3 9 3 6 11 11 22 20 | 14%25 24 27 39%29 19 25%20%15%14%14 15 14 IF IF IF IF IF IF%10 9 8 13 21 | 17 25 53 38 31 52 26 28 17 27 23 22 23%17 7 %5 4 3 %0 4 7 13 15 17 22 | 13 26 26 34 36 35 24 29%18%18%11 IF 15%12 %6 5 %4 4 6 7 10 8 8 10 23 | 17 17 29 31 22 31 41 29 17 31 19 21 19 15 10 11 6 6 3 6 7 12%16%12 24 | 25 30 44 39 39 IF IF%30 24 20 18%21 - - - - - - - - - %7 5 8 25 | 10 18 21 20 33 23%16 22 13 15 9 13 14 11 7 3 3 3 6 4 2 8 9 11 26 | 12 19 22 26 28 19 15 12 18%20%14 8 6 7 1 4 2 2 1 4 3 7 6 6 27 | 13 12 18 17 17 16 11 8 8 %3 - 10 7 11 %4 8 2 %3 4 1 6 7 10 5 28 | 5 14 14 25 21 19 18 17 14 14 11 25 12 10 6 %0 %5 %6 %6 %5 8 5 5 4 29 | 11 15 11 8 10 12 10 15 14 13 10 10 7 11 11 8 6 7 5 4 6 7 12 14 30 | 15 22 27 24 26 20 23 25 19 IF%16 IF %4 %7 %2 4 5 5 3 3 5 10 6 16 31 | 14 25 33 23 20 27 7%18%12 14 11 15%21 7 %5 %7 %5 4 %2 2 %6 9 11 14 ---+--------------------------------------------------------------------------- Jan| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT Jan| 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 2005 2005 Feb| 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 Feb| 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 | 21 26 38 29 26 25 17 30 22%21%11%20%11%12 ES IF 3 7 ES 7 6 %8 12 17 2 | 14 24 25 34 36 34 31 26%17%20 12 28 28 27 12 17 12 %6 5 %4 10 15 23 14 3 |%21%26 23 22 18 27 30%35 14 23 14 13%16 IF 15 %5 %2 1 6 2 4 9 9 13 4 | 18 18 31 32 32 40 24 14 15 18 18 13 13 12 9 %7 8 3 2 4 1 9 14 6 5 | 8 14 22 34 37 32 16 27 31 29 20 20 14%11 %8%11 7 7 4 10 2 11 7 10 6 | 18 19 22 25 22 21 11%14 13 22 17 12%26%13 6 %7 %3 6 2 6 4 14 13 10 7 | 17 16 22%13%15 14 25 14 8 20 9 12 15 13 13 5 7 %1 8 3 7 9 13%14 8 | - - - - - - - - -%17 13%12 13 9 17 9 6 8 6 5 6 13 14 8 9 | 20 28%22 IF 21 19%13 21 22 16 18 12%12 11 13 IF IF IF 4 3 3 %2%11 8 10 | 10 19 30 26 20 19 26 20 21 21 13 22 8 7%12 4 %5 %1 4 5 %6 9 6 9 11 | 9 13 21 20 16 17 13 19 17 19%11 6 IF%12 IF %5 IF %0 %2 2 5 8 13 10 12 | 11 26 17 16 18 16 17 19 15 12 11 13 13%12 %5 %6 %0 %2 5 5 4 %8 7 6 13 | 12 17 20 15 18 30 16 19 9 15 14 12 10%14 %5 5 IF 3 %5 2 3 6 4 9 14 | 11 22 23 19 19 17 13 15%14%10 24%17%11 %5 %8 IF %4 6 %1 4 5 %5 13 4 15 | 15 15 19 21 12 24 13 13 15 15 7 10 11 3 %4 %4 %4 3 2 3 8 %8 17 11 16 | 10 19 27 35 36 29 26 31 19 22%17 15 18 7 17 12 %8 11 12 7 8 8 17 17 17 | 24 16 23 27 23 22 16 10 15 15 13 14 8 8 4 6 0%241 IF%10 %6 6 9 5 18 | 11 9 19 20 14 12 19 11 15 28 13 11 9 8 7 9 4 5 1 5 6 7 9 8 19 | 21 25 19 22 17 23 19 17 20 25 18 19 14 15 8 6 8 5 8 9 8 5 10 14 20 | 15 12 20 21 18 17 15 18 15 16 15 14 5 8 3 %1 %2 2 %4 0 6 - - - 21 | - - - - - -%19 18 14 13 %7 12%14 %4 8 %8 IF 3 %5 5 5 10 7 10 22 | %7 11 15 22%17 17 22 21 18 30 12 17 15 5 5 %5 9 4 6 7 5 %5 5 10 23 | 13 19 30 31 21 22 23 27 35 18 15 21 8 14 %8 3 %4 6 0 1 4 6 5 11 24 | 11 15 22 23 19 19 16 21 19 17 14 15 11 16 8 7 7 3 3 6 2 10 10 22 25 | 10 18 24 21 22%18 21 24%24%16 19 12 12 15 6 7 5 6 4 7 4 12 8 14 26 | 13 16 18 20 23 13 17 20 12 15 11 13 7 %6 IF %8 4 3 2 3 6 4 9 8 27 | 17 22 18 18 22 21 14 17 11 16 11 1 8 %6 %3 3 %2 2 %7 4 %0 6 8 4 28 | 12 14 17 10 15 15 8 15 15%11 15 19 12 11 7 1 5 5 1 1 4 5 6 8 ---+--------------------------------------------------------------------------- Feb| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT Feb| 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 2005 Echoes with duration > 20 s 2005 Jan| 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 Jan| 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 | 1 2 | 2 1 3 | 1 1 1 1 1 4 | 1 1 1 1 5 | 1 6 | 1 7 | 1 1 1 8 | 1 9 | 10 | 11 | 1 12 | 1 1 13 | 14 | 1 15 | 1 16 | 17 | 1 1 1 18 | 1 1 19 | 1 1 20 | 1 1 21 | 22 | 2 1 23 | 1 1 24 | 25 | 26 | 1 27 | 28 | 29 | 30 | 31 | ---+--------------------------------------------------------------------------- Jan| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT Jan| 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 2005 2005 Feb| 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 Feb| 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 | 1 3 | 4 | 1 5 | 6 | 7 | 1 1 8 | 1 9 | 10 | 1 11 | 1 12 | 1 13 | 1 14 | 15 | 1 16 | 17 | 1 1 18 | 1 19 | 20 | 1 1 21 | 22 | 23 | 1 24 | 1 25 | 1 26 | 2 1 27 | 28 | 1 ---+--------------------------------------------------------------------------- Feb| 15h16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT Feb| 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 2005 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 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 | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h|165 115 106 48 40 104 35 50 29 123 143 16 28 50 93 1 | 53 83 60 13 12 49 38 28 13 18 59 15 32 25 27 2 | 41 80 77 18 8 48 41 13 4 19 52 25 65 29 21 3 | 33 70 36 18 5 51 27 14 14 45 38 14 38 26 27 4 | 57 105 38 19 27 105 26 40 65 88 107 40 113 22 66 5 | 35 81 33 23 11 120 10 8 56 79 81 56 89 13 46 6 | 90 145 104 39 27 31 24 2 129 132 176 109 22 12 90 7 | 34 39 22 20 55 87 37 2 28 35 48 112 33 14 27 8 | 62 76 40 53 16 64 22 2 59 35 60 79 34 22 47 9 | 56 128 30 1 15 72 22 1 36 56 99 117 49 18 73 10 | 69 117 19 23 14 31 16 2 65 76 71 208 59 34 35 11 | 88 170 64 38 4 37 46 2 85 100 101 82 54 22 56 12 | 74 142 64 54 10 42 38 7 73 73 103 127 43 20 54 13 | 58 87 86 133 20 83 46 7 75 77 93 146 81 16 38 14 | 53 91 126 200 49 33 32 7 99 111 128 143 35 16 69 15 | 67 63 95 150 15 60 28 10 125 108 153 115 64 28 92 16 | 61 45 49 85 20 39 22 13 53 56 67 184 70 21 45 17 | 67 58 66 115 11 35 54 54 85 121 105 43 33 47 45 18 | 46 47 43 59 12 35 26 44 32 52 77 14 8 24 11 19 | 20 23 9 22 5 26 6 10 22 38 48 2 12 19 7 20 | 20 24 4 7 2 21 8 11 24 40 14 1 45 20 16 21 | 35 33 8 9 20 38 16 19 33 50 17 1 29 21 10 22 | 85 54 10 13 62 48 24 29 86 87 12 6 27 40 33 23 | 65 38 8 15 75 39 30 6 83 72 11 29 28 37 24 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+--------------------------------------------------- 0h| 44 142 159 159 27 10 78 137 141 94 38 6 28 1 | 22 53 71 48 13 28 104 35 37 57 4 10 15 2 | 22 44 59 49 9 28 47 32 41 51 23 20 24 3 | 16 52 38 51 5 28 21 36 29 37 34 34 27 4 | 43 79 96 109 3 24 87 86 78 107 57 81 42 5 | 38 66 80 149 0 25 22 52 87 75 85 128 25 6 | 25 141 153 139 4 2 21 144 181 156 244 88 1 7 | 25 42 48 113 2 17 1 60 50 42 118 52 16 8 | 45 77 76 50 12 11 2 104 30 60 47 45 15 9 | 74 54 93 76 33 4 39 95 32 93 66 28 15 10 | 82 44 72 99 9 20 83 85 80 57 72 49 57 11 |106 100 113 76 3 32 58 82 99 82 63 42 81 12 |112 90 99 89 12 30 43 95 83 72 94 44 45 13 | 87 98 105 115 30 25 44 82 91 62 74 56 44 14 | 68 65 121 118 28 17 65 86 94 40 80 51 35 15 | 67 37 109 66 6 63 43 78 66 31 28 17 52 16 | 71 41 51 71 2 37 34 46 28 9 30 22 27 17 |106 91 99 0 3 93 72 52 39 6 2 10 70 18 | 48 46 54 0 2 38 40 16 7 1 2 38 29 19 | 33 30 33 18 0 18 25 12 1 5 12 45 9 20 | 51 49 58 14 1 38 32 13 4 25 15 48 3 21 | 44 55 51 30 2 46 34 23 2 21 19 39 13 22 |103 87 67 39 6 48 36 0 6 35 9 37 28 23 | 82 68 70 22 16 56 42 36 2 15 5 19 45 ---+--------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 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 | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h|102 0 124 49 32 152 77 125 135 113 194 14 150 1 | 95 0 20 4 18 9 60 21 22 24 106 1 92 2 | 88 0 157 48 201 140 160 188 66 201 161 67 154 3 |109 0 179 27 199 106 184 155 18 167 190 63 179 4 | 96 0 157 39 74 70 126 162 11 182 180 40 146 5 | 21 0 162 53 40 49 94 98 6 179 114 54 122 6 | 42 0 115 37 14 30 110 138 82 155 51 37 140 7 | 30 0 142 105 63 50 112 156 83 33 71 18 205 8 | 84 0 76 80 136 15 131 119 28 18 45 32 142 9 | 1 0 0 11 109 145 10 135 161 96 118 29 23 169 10 | 4 2 56 156 107 2 149 181 120 73 45 13 204 11 | 12 31 0 62 196 156 57 60 111 128 50 68 83 214 12 | 0 29 0 113 153 214 20 130 130 182 27 135 42 167 13 | 0 29 0 114 182 40 26 139 214 52 44 22 152 14 | 0 2 0 198 136 98 37 127 192 54 85 17 118 15 | 0 22 0 9 79 88 141 97 34 120 149 192 96 86 68 16 | 0 4 0 15 39 52 153 156 23 90 204 257 68 36 41 17 | 4 2 0 7 24 18 84 262 17 158 215 239 95 16 191 18 | 26 11 131 41 274 218 172 194 175 191 193 113 110 203 19 | 19 244 12 100 55 90 207 175 172 159 46 216 192 20 | 44 223 128 25 92 257 222 59 158 193 45 154 93 21 | 24 149 164 28 134 141 140 89 29 131 27 212 156 22 | 0 164 53 43 99 191 143 95 128 90 54 234 162 23 | 0 222 35 122 70 151 209 135 165 9 43 192 130 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+--------------------------------------------------- 0h| 63 89 204 35 206 7 72 8 116 24 102 136 80 1 | 83 15 22 10 137 24 0 15 16 1 16 150 46 2 |125 95 138 116 196 18 0 1 165 73 81 173 203 3 |116 45 247 156 162 0 0 0 172 64 101 130 114 4 |179 86 177 213 195 20 0 4 62 61 17 185 118 5 |105 92 126 144 210 16 19 21 76 35 20 140 125 6 |111 15 104 138 119 1 31 154 112 57 12 139 96 7 |116 36 123 91 107 3 7 0 134 58 3 131 75 8 |133 64 94 73 62 0 0 0 88 82 0 102 111 9 | 68 29 102 164 81 0 5 0 95 96 0 66 151 10 |183 3 130 160 64 6 7 6 109 186 1 68 88 11 |166 25 136 148 153 6 6 9 75 176 58 41 18 12 |114 0 133 105 120 9 7 8 39 138 84 73 22 13 |101 3 78 104 123 12 10 11 99 167 52 123 20 14 | 76 9 144 140 34 10 10 10 78 67 159 51 55 15 |231 30 133 143 15 10 11 7 159 61 69 45 26 16 |105 90 135 113 8 10 7 15 116 42 228 36 24 17 | 84 91 123 85 7 7 7 113 82 4 195 33 14 18 |104 83 39 190 6 6 10 124 91 22 229 56 23 19 | 64 189 65 192 10 6 9 77 85 40 149 14 86 20 |131 120 20 207 11 126 11 158 17 61 126 24 95 21 |137 236 78 98 8 7 8 29 56 15 63 45 154 22 |119 188 179 79 7 15 7 184 27 111 70 70 128 23 |115 195 105 125 9 18 6 114 26 32 215 79 127 ---+--------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 Marcel Schneider --------------------------------------------------------------------------- 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 | February 2005 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 28 26 19 9 24 13 22 26 20 8 8 40 61 53 24 1 | 11 13 4 8 19 41 13 46 22 16 5 61 72 49 15 2 | 24 16 17 10 34 86 26 56 19 22 24 78 65 75 21 3 | 37 21 21 19 40 81 39 70 19 20 26 93 91 94 40 4 | 70 40 31 21 60 100 37 85 19 25 19 75 112 101 29 5 | 30 21 23 20 50 67 46 63 22 23 20 104 84 87 23 6 | 33 24 23 10 40 53 34 40 24 22 12 54 77 78 14 7 | 33 31 27 15 36 50 26 39 19 19 24 66 49 46 27 8 | 32 36 32 27 23 44 25 46 20 27 31 53 49 43 28 9 | 28 23 28 34 27 60 44 13 19 25 48 55 68 77 25 10 | 39 28 25 26 41 47 12 21 26 18 45 62 46 61 20 11 | 30 23 39 21 36 51 13 26 14 19 57 54 59 42 22 12 | 33 15 33 23 25 48 19 23 13 19 45 56 37 57 22 13 | 21 22 36 19 16 47 23 23 12 20 43 55 32 39 27 14 | 12 15 20 13 7 28 21 15 16 21 58 35 40 41 16 15 | 12 38 15 11 15 16 19 15 14 11 36 29 48 39 9 16 | 15 25 13 14 11 19 26 14 8 10 35 31 22 28 15 17 | 13 6 9 8 13 13 13 8 15 5 20 24 19 15 10 18 | 9 27 7 8 7 11 11 7 5 11 24 26 14 23 13 19 | 6 11 4 5 20 8 9 11 11 7 12 14 21 5 11 20 | 19 8 5 14 13 6 4 14 15 6 31 35 28 10 19 21 | 15 8 7 25 30 12 7 13 11 11 33 24 27 12 24 22 | 13 9 13 32 29 11 11 27 13 15 41 28 34 17 10 23 | 18 10 5 29 28 29 26 23 10 15 43 49 47 19 19 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | February 2005 | February 2005 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 ---+--------------------------------------------------- 0h| 10 17 5 22 9 15 9 15 8 6 14 10 15 1 | 16 18 11 10 10 11 14 14 6 11 12 9 16 2 | 21 19 23 11 8 6 15 14 15 14 26 17 16 3 | 22 21 23 14 19 15 18 20 14 12 25 15 37 4 | 23 34 23 20 18 22 30 18 21 10 18 26 27 5 | 12 20 21 9 19 8 20 16 8 18 26 13 23 6 | 18 12 7 11 16 10 17 9 16 18 24 14 45 7 | 24 24 16 12 17 21 28 15 12 16 20 13 22 8 | 28 22 24 20 21 16 23 12 15 28 20 14 31 9 | 21 23 18 16 35 23 24 14 48 21 20 17 29 10 | 29 22 20 20 34 19 24 11 51 11 28 21 19 11 | 23 24 13 10 24 16 17 10 54 24 21 24 10 12 | 21 24 19 21 18 18 19 10 52 20 11 21 15 13 | 19 5 13 12 15 16 9 7 59 13 29 11 13 14 | 16 7 13 24 9 17 19 24 47 11 12 17 14 15 | 10 9 14 11 8 10 9 8 30 11 13 14 19 16 | 12 8 7 7 11 11 6 7 15 5 8 9 6 17 | 9 9 8 7 7 5 3 7 16 9 10 3 7 18 | 8 12 4 10 6 9 7 7 16 6 3 4 3 19 | 3 20 12 10 4 12 3 5 9 12 9 8 4 20 | 16 20 23 9 5 16 5 5 11 7 11 9 8 21 | 22 11 26 7 9 23 7 7 9 5 13 11 3 22 | 19 20 16 8 11 16 6 11 20 10 79 16 16 23 | 14 24 15 7 10 12 11 16 8 20 18 12 17 ---+--------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 | February 2005 Notes: . E = Sporadic E . Au = Aurora . data has been corrected for Sporadic-E Dave Swan 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. CONTRIBUTORS / USEFUL ADDRESSES Arima High School Saitama, Saitama, Japan Masami Aihara Yokohama, Kanagawa, Japan 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 Minoru Ehara Sayama, Saitama, Japan David Entwistle mailto:david@d-entwistle.fsnet.co.uk http://www.d-entwistle.fsnet.co.uk/Results/Months/ Kenji Fujito Yokkaichi, Mie, Japan 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 Kiss Szabolcs mailto:achilles@freemail.hu Kazuyoshi Kanatsu Matsue, Shimae, Japan Masaru Kubota Yokohama, Kanagawa, Japan Kimmo Lehtinen Helsinki, Finland http://www.astro.helsinki.fi/~lehtinen Masahiko Matsuda Kawaguchi, Saitama, Japan Alastair McBeath IMO: International Meteor Organization 12A Prior's Walk, Morpeth, Northumberland, NE61 2RF, England, U.K. mailto:vice_president@imo.net Toshihide Miyake Okayama, Japan mailto:to-miyake@mx31.tiki.ne.jp Naoki Moriwaki Kure, Hiroshima, Japan Kazuyuki Nagao Aomori, Aomori, Japan 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://homepage2.nifty.com/~baron/ 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 Shigeo Sambe Sapporo, Hokkaido, Japan Robert Savard Sherbrooke Quebec Canada mailto:rs@sympatico.ca http://www.r-savard.ca (in French only) Marcel Schneider Schifflange, Luxembourg mailto:schneima@pt.lu Ton Schoenmaker, Dutch Meteor Society & IMO Meester Homanstraat 8, NL-9301 HP Roden, Netherlands mailto:schoenmaker@astron.nl Call: PA0EFA Hironobu Shida Akita, Akita, Japan SKiYMET Radar ALOMAR Observatory Norway mailto:weiss@iap-kborn.de http://www.iap-kborn.de/radar/Radars/ALWIN/index_eng.htm Chris Steyaert Kruisven 66, B-2400 Mol, Belgium mailto:observations@rmob.org Hirofumi Sugimoto Saitama, Saitama, Japan Dave Swan Christchurch, UK mailto:dave@radiodesignservices.co.uk http://www.radiodesignservices.co.uk Towada Technical High School Aomori, Japan 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 Nobuharu Watanabe Tama, Tokyo, Japan Michinari Yamamoto Sayo, Hyogo, Japan Ilkka Yrjölä Kuusankoski, Finland http://www.kolumbus.fi/oh5iy Ham Call: OH5IY -- Christian Steyaert (RMOB0502) 9 March 2005 --