Meteor Observation Bulletin No. 305 www.rmob.org December 2018 1. GLOBAL OBSERVATIONS Observer: Associazione Astrofili Veneziani "AAV" Planetario di Venezia Location: Venezia, Italy (12 22' E, 45 25' N) Frequency: 143.05 MHz Graves Receiver: Yaesu FT-817 Antenna: Yagi 6 elements Antenna Direction: elev 20 deg, azimuth 294 deg (W) Computer: Pentium + XP Observing method: Spectrumlab + Colorgramme RMOB Lab v 3.0 | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h|100 103 101 108 120 126 114 114 134 125 151 131 164 250 193 1 |119 120 103 109 130 100 104 114 139 118 114 132 149 196 166 2 | 95 131 118 122 144 129 125 108 125 134 121 129 180 187 143 3 |115 141 140 115 120 112 115 127 148 120 130 158 152 176 147 4 |136 130 113 138 134 115 120 134 120 118 123 136 173 180 129 5 |142 149 147 129 101 117 117 101 129 133 131 124 147 177 118 6 |112 111 122 111 140 120 121 112 115 104 118 111 131 152 131 7 |122 129 112 131 130 129 112 105 118 123 130 134 161 148 130 8 | 84 83 118 97 123 107 105 104 109 121 106 124 147 170 102 9 |111 107 118 122 111 61 111 110 127 115 123 136 136 148 92 10 | 96 87 98 102 92 60 95 91 98 85 100 104 109 93 106 11 | 89 72 81 81 87 66 84 88 108 67 102 84 82 77 85 12 | 73 60 86 76 83 82 73 50 77 78 71 75 87 90 63 13 | 77 53 63 69 66 69 49 63 64 59 69 76 68 67 59 14 | 61 56 73 78 72 55 60 64 56 52 56 67 48 55 64 15 | 68 61 67 59 68 75 51 42 54 45 52 51 71 64 56 16 | 66 60 59 54 62 66 60 63 61 49 53 59 68 63 64 17 | 92 65 78 80 76 71 73 73 72 74 69 79 110 80 71 18 |106 69 88 81 82 95 68 87 94 94 102 116 144 139 82 19 |106 97 95 76 91 111 90 99 107 104 117 126 159 146 115 20 |110 101 111 121 103 120 91 138 135 140 125 179 223 157 98 21 |108 96 116 124 110 107 118 128 120 145 171 190 231 168 119 22 | 80 109 105 121 127 93 93 101 124 130 141 191 237 198 75 23 |105 82 107 106 107 110 90 105 103 108 122 143 212 165 106 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 89 91 104 115 106 105 120 129 114 100 126 108 106 109 104 107 1 |117 113 113 109 121 128 115 126 129 115 129 104 120 114 99 121 2 |122 102 116 117 136 110 122 113 144 130 132 127 126 107 111 117 3 |125 117 108 125 132 142 113 129 122 131 117 125 137 134 117 119 4 |112 138 114 104 142 124 120 126 122 126 142 126 125 128 113 123 5 |133 135 106 111 121 116 106 128 114 118 135 128 131 124 111 128 6 |108 115 117 105 125 122 107 148 123 135 110 110 96 128 110 117 7 |105 114 112 106 132 142 128 146 125 117 125 106 131 125 104 111 8 |102 112 127 133 121 126 128 120 118 125 132 121 119 99 123 127 9 |122 111 102 119 120 124 131 120 121 123 131 118 112 96 128 100 10 | 88 96 87 101 119 122 116 118 29 101 110 125 88 103 84 77 11 | 85 101 90 104 100 108 112 100 99 109 106 91 74 96 93 87 12 | 82 67 78 81 70 75 88 97 83 81 100 73 76 69 78 76 13 | 59 62 54 68 72 68 80 65 75 94 70 66 72 72 72 63 14 | 61 64 60 62 58 79 68 56 77 58 52 59 62 62 69 65 15 | 46 65 61 57 49 45 63 60 68 53 58 54 51 66 63 57 16 | 58 43 49 48 49 50 64 57 76 65 57 49 57 48 65 52 17 | 67 57 66 54 63 65 69 71 62 69 53 45 71 59 56 66 18 | 65 60 86 75 74 68 81 84 74 74 68 73 72 81 58 19 | 97 97 104 79 85 86 84 81 67 83 88 84 73 80 90 80 20 | 90 105 102 101 72 104 107 101 98 107 65 93 95 88 109 100 21 | 92 91 106 89 88 101 107 106 116 114 86 105 105 91 100 95 22 |101 96 111 90 102 101 116 75 105 78 107 89 104 76 91 91 23 | 95 59 88 75 88 95 116 99 108 102 86 108 98 85 70 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Enrico Stomeo ---------------------------------------------------------------------- Observer: Orlando Benitez Location: Pontevedra, Galicia, Spain (42 26' N, 8 51' W) Receiver: Fun Cube Dongle Pro + IF Gain +20 Antenna: Hand made J-Pole Frequency: 143.049.400 MHz Computer: HP Centrino. Laptop 512 Mb RAM Data sampling system: Spectrum Lab Colorgramme RMOB Lab v 3.0 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 21 44 1 | 19 45 2 | 21 46 3 | 30 35 4 | 25 50 5 | 35 41 6 | 30 26 7 | 32 40 8 | 44 42 9 | 55 47 10 | 27 49 11 | 25 29 12 | 37 35 13 | 35 28 14 | 25 42 15 | 35 27 16 | 19 23 17 | 24 17 18 | 20 12 19 | 4 10 20 | 33 19 21 | 31 26 23 22 | 29 28 29 23 | 36 19 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Orlando Benitez --------------------------------------------------------------------------- Observer: Mario Bombardini Location: Faenza, Italy (11 54' E, 44 17' N) Frequency: 143.05 MHz Graves USB Receiver: YAESU FT-857 Antenna: DIAMOND A144S5R Antenna Direction: elev 20 deg, azimuth 300 deg (NW) Computer: ASUS P5KPL-SE win10 Observing method: Spectrumlab + Colorgramme RMOB Lab v 3.0 | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 61 81 67 64 73 78 64 74 83 74 80 73 120 185 131 1 | 89 97 81 77 91 71 100 72 100 98 90 94 135 169 138 2 | 84 101 94 102 91 78 90 99 99 82 96 87 117 162 134 3 | 95 109 108 110 106 103 96 109 106 99 114 102 136 188 129 4 | 89 121 111 129 119 105 114 112 112 123 108 99 150 188 132 5 |106 100 106 92 110 115 97 108 119 110 126 119 170 188 111 6 |101 84 125 104 92 107 97 124 117 107 103 112 143 170 115 7 | 97 90 102 85 85 94 108 101 100 95 114 105 144 131 104 8 | 83 100 93 88 89 102 82 101 91 103 107 125 137 189 104 9 |101 84 87 88 104 83 95 94 87 92 106 103 139 164 85 10 | 71 82 71 88 88 72 90 93 109 100 99 78 115 116 94 11 | 83 75 64 75 72 62 81 79 82 76 80 79 83 68 76 12 | 72 63 68 61 88 75 62 81 66 65 61 56 81 74 57 13 | 56 68 74 70 61 60 72 65 50 65 70 64 68 69 57 14 | 64 51 74 64 58 46 54 64 43 42 57 50 57 47 64 15 | 42 42 55 45 45 43 45 47 58 45 34 39 62 47 47 16 | 42 44 43 41 46 38 47 32 29 44 40 34 49 35 29 17 | 39 44 40 42 39 42 29 31 37 42 44 33 46 34 20 18 | 48 47 48 51 34 47 36 40 41 44 37 51 84 60 40 19 | 55 60 57 54 49 61 45 67 56 57 73 92 122 94 30 20 | 69 66 70 55 72 73 71 66 71 76 103 121 173 90 62 21 | 98 78 86 70 83 90 80 78 80 100 103 148 175 118 68 22 | 77 70 78 83 72 84 68 75 85 100 97 144 179 120 56 23 | 52 61 77 76 75 85 74 70 85 106 86 149 213 161 59 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 54 52 62 48 67 56 65 66 57 56 75 62 70 59 50 1 | 68 33 66 71 71 74 56 89 92 90 77 83 60 80 65 4 2 | 78 30 78 75 108 69 84 104 71 76 101 90 88 74 81 67 3 | 76 0 84 93 103 105 90 80 100 94 77 88 76 78 75 100 4 | 90 12 97 74 128 97 96 82 107 82 89 83 77 85 99 111 5 | 84 81 79 85 108 83 72 105 102 110 104 90 73 78 86 101 6 | 71 89 82 84 96 83 98 98 105 90 91 86 88 72 71 72 7 | 81 94 77 65 105 78 78 81 94 93 93 91 58 64 73 87 8 | 77 88 100 78 109 75 97 114 101 104 94 76 72 88 94 85 9 | 71 95 86 87 96 93 123 100 114 117 90 89 85 83 77 90 10 | 70 85 95 72 101 104 106 98 96 86 113 85 65 83 81 88 11 | 77 77 89 81 85 88 105 85 88 103 107 88 71 90 93 65 12 | 56 80 63 70 93 78 87 100 74 88 93 71 57 73 84 80 13 | 44 65 77 57 48 61 79 85 69 69 72 58 53 47 79 62 14 | 36 50 57 60 55 60 55 82 56 60 50 48 53 50 45 54 15 | 38 30 35 30 55 47 51 54 60 41 39 23 46 49 31 37 16 | 26 47 36 40 34 37 54 36 33 33 27 32 28 30 30 38 17 | 30 34 28 22 34 42 40 40 30 29 27 19 33 27 31 37 18 | 20 39 35 43 30 27 42 34 31 26 29 28 35 30 24 41 19 | 36 49 43 41 37 44 34 44 42 35 39 36 32 29 35 40 20 | 58 57 42 41 49 52 51 50 42 50 51 52 56 44 48 41 21 | 82 70 49 46 69 63 67 62 50 54 48 45 45 55 45 55 22 | 54 50 60 57 55 59 56 24 62 56 40 68 47 59 53 68 23 | 47 35 57 49 59 60 69 69 53 57 64 50 48 61 49 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Mario Bombardini ---------------------------------------------------------------------- Observer: Michael Boschat Location: Halifax, Canada (63 36' W, 44 36' N, 60 meters above sea level) Listening Frequency: 77.251 MHz Receiver: Icom R-20 Antenna: resonant dipole Antenna Direction: Horizontally polarized to 250 deg with lobes in N-S plane, elev 0 deg Filter: high-Q (Q at least 300) bandpass filter between antenna & receiver. Listening Mode: CW Recording method: Viewing Spectrumlab on laptop and listening by ear Number of meteors heard in one hour interval | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 11h| 3 - - 4 3 7 4 3 0 - - - - - 3 12 | 8 - 7 1 3 1 4 0 2 5 12 10 7 21 1 13 | 7 7 4 - 0 3 3 2 3 1 12 16 8 29 - 14 | 5 7 4 - 2 12 3 - 1 2 2 6 0 18 - 15 | 4 3 8 - 4 8 2 2 1 2 4 1 5 12 2 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 11h| - 6 3 10 3 5 4 - 6 6 1 6 - - - - 12 | 1 2 1 5 1 1 - 1 3 2 2 3 3 - 3 2 13 | 5 - 2 3 - 4 - 3 5 1 - - 0 - 3 1 14 | 1 - - 6 - 4 4 1 - - - - 1 - 2 2 15 | 4 - - 7 - 7 4 1 - - 3 - 1 - - 0 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Notes: . moved to new location, radio rates down . Unknown strong tone appeared March 7, 2017, trying to find solution as rates dropped. I have no idea what the problem is, if it is that tone destroying my reception or a problem with the notch filter. . did not get one reflection at all from the Arietids or Zeta Perseids!! . no corrections for radiant position made to the counts. . ( - ) means no observations made. . Zero (0) is actual number meteors not heard/seen per hour! . have dismantled system as moving on 29th March to new location. Hopefully will detect more meteors than this location. Mike Boschat ---------------------------------------------------------------------- Observer: Jeff Brower Location: Kelowna, British Columbia, Canada (49 51' N, 119 34' W) at 427 meters Receiver: ICOM PRC 000 CW mode Sensitivity: 0.32 uV for 10 dB S/N for CW mode Antenna: 5 element log Periodic az 90 deg (East) Frequency: 61.240 MHz Transmitter: Multiple 100 kW Computer: Linux - WINE Data sampling system: Spectrum Lab counting echoes Meteor reflections/hour | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+------------------------------------------------------------ 0h| 47 33 54 42 43 53 39 55 45 73 57 59 48 58 36 1 | 58 44 60 70 46 51 59 59 75 93 94 85 121 118 66 2 | 56 41 97 63 69 59 65 75 82 96 125 141 136 205 146 3 | 64 57 94 72 60 71 72 78 72 92 103 194 196 217 153 4 | 68 79 84 89 67 74 84 90 84 125 116 180 196 249 158 5 | 88 76 101 76 77 68 75 118 125 100 159 183 218 285 127 6 | 98 86 90 87 67 76 79 119 103 142 124 200 286 307 159 7 | 75 90 98 88 64 82 88 117 108 105 136 203 234 298 157 8 | 91 74 110 89 73 70 78 81 102 101 135 201 257 262 145 9 | 76 67 78 73 63 82 77 66 72 85 132 158 206 235 117 10 | 55 74 66 84 65 47 68 63 84 75 83 102 128 163 74 11 | 69 85 72 92 61 46 74 81 96 72 69 81 111 133 95 12 | 72 62 61 56 58 61 58 66 84 67 87 75 90 121 98 13 | 76 64 77 68 61 75 64 86 76 62 97 119 121 134 99 14 | 76 60 69 79 17 63 68 70 73 80 100 114 119 151 95 15 | 87 64 81 62 17 65 71 107 83 109 107 152 145 137 88 16 | 71 50 71 53 61 56 57 58 67 79 88 127 140 143 87 17 | 64 67 57 56 58 57 50 79 69 77 66 91 111 110 65 18 | 56 59 59 64 53 59 49 63 55 53 63 70 85 72 71 19 | 43 77 62 61 44 63 39 64 56 47 52 54 57 59 70 20 | 50 63 58 47 52 49 43 57 52 49 44 55 51 54 50 21 | 45 49 55 45 48 46 57 71 60 54 39 61 52 46 33 22 | 40 57 50 44 46 36 75 54 52 50 44 48 47 43 51 23 | 41 68 56 50 39 52 79 50 39 69 46 42 42 47 48 ---+------------------------------------------------------------ UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+---------------------------------------------------------------- 0h| 52 61 94 75 60 62 68 70 99 42 46 49 33 66 50 55 1 | 62 92 84 97 72 82 104 134 85 68 37 43 48 30 65 59 2 | 88 117 96 85 80 139 102 139 92 106 38 52 62 25 69 63 3 | 76 105 91 90 74 118 87 123 96 87 52 60 55 30 74 64 4 | 97 86 106 113 70 88 103 129 113 128 60 58 67 36 75 76 5 | 87 96 112 104 89 83 93 108 114 85 73 66 52 32 71 72 6 | 104 113 108 85 106 122 115 106 134 97 68 60 64 56 81 69 7 | 87 82 82 103 93 119 95 102 116 97 76 77 84 40 89 60 8 | 105 95 108 82 82 90 112 121 107 98 64 74 60 41 85 98 9 | 85 94 129 83 100 100 86 85 91 94 63 82 83 44 70 68 10 | 81 85 92 91 87 74 78 99 99 85 70 71 63 38 85 103 11 | 92 92 87 100 71 77 81 89 83 81 57 47 62 60 84 56 12 | 101 94 95 113 82 78 107 110 74 80 77 75 62 50 81 61 13 | 86 96 104 74 93 90 95 88 76 95 79 76 57 62 86 69 14 | 86 74 99 81 108 81 119 96 90 76 75 59 60 39 54 62 15 | 110 76 99 70 103 85 116 97 76 85 63 86 57 42 69 51 16 | 89 68 66 72 84 63 84 70 83 63 62 65 65 41 37 36 17 | 67 43 74 66 70 64 100 80 73 67 66 51 53 56 67 50 18 | 79 70 67 81 67 64 87 43 54 67 49 59 49 62 52 56 19 | 59 60 66 51 45 53 82 72 49 50 43 58 47 57 48 60 20 | 58 59 76 52 59 56 103 52 48 47 36 55 46 55 46 77 21 | 50 44 47 53 46 43 56 42 61 50 46 53 51 57 50 56 22 | 48 62 70 40 36 44 58 39 45 63 32 41 31 39 35 51 23 | 49 57 70 39 43 39 72 47 46 60 40 32 45 43 32 57 ---+---------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Notes: . Es = Sporadic E . Au = aurora . Local time is PST or UT-8 . CAR = Carrier -- = System Down Jeff Brower NK0L ---------------------------------------------------------------------- Observer: WHS Essen Location: Essen, Germany (6 59' E, 51 24' N) Frequency: 49.990 MHz OT1KZG Transmitter: VVS beacon at Astrolab IRIS, Ypres, Belgium (2 54' 45" E, 50 49' 03" N), 50 W, carrier (no modulation), LHCP, upward beaming Antenna: 6m Turnstile ON4ZK, elev 45 deg, azimuth 240 deg (SW) Pre-amplifier: Bandpass 49.9 MHz, Spaun HAV100F Cable TV pre amp Receiver: Icom PCR-1000 Observing method: Spectrumlab, Colorgramme RMOB Lab v 2.5 | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 3 0 2 2 1 1 0 0 4 4 6 3 6 10 2 1 | 1 0 8 0 1 0 4 1 6 3 2 4 11 0 3 2 | 0 0 1 0 1 0 5 4 1 0 1 6 1 0 1 3 | 0 0 6 0 0 1 7 2 4 4 2 3 2 1 0 4 | 0 2 1 1 0 2 3 5 4 5 3 2 8 1 3 5 | 1 0 0 0 0 4 2 5 3 11 2 8 7 2 0 6 | 0 0 0 5 0 2 5 0 6 13 2 7 3 4 0 7 | 0 0 1 2 0 3 3 2 6 8 3 5 2 10 2 8 | 0 0 0 3 0 1 5 3 5 0 3 5 3 3 1 9 | 3 0 5 1 0 0 1 4 0 1 1 3 1 1 0 10 | 0 0 0 4 0 2 1 4 2 4 0 5 0 1 0 11 | 0 0 2 0 0 0 1 2 5 1 1 1 3 0 0 12 | 0 2 0 0 0 0 0 4 2 3 2 2 0 0 2 13 | 0 0 0 0 0 0 1 0 3 0 0 0 0 0 0 14 | 0 0 2 0 0 0 0 0 1 2 0 0 0 0 0 15 | 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 16 | 1 0 0 0 0 0 2 0 0 0 1 0 0 0 0 17 | 2 0 0 0 1 0 1 3 1 0 0 0 0 1 0 18 | 0 0 0 0 1 0 0 2 0 0 0 1 3 3 1 19 | 0 0 1 0 0 1 2 5 0 0 0 2 8 2 0 20 | 0 2 2 0 2 1 0 8 1 3 1 5 9 3 0 21 | 0 5 0 3 1 1 1 8 7 6 3 5 9 10 3 22 | 0 4 0 2 0 0 1 1 4 5 7 14 19 11 1 23 | 0 7 0 1 1 3 3 6 3 3 6 12 19 2 0 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 1 2 4 0 1 1 0 0 7 1 0 0 0 3 1 5 1 | 1 3 4 2 0 1 0 0 6 0 0 1 0 0 1 8 2 | 0 3 2 3 2 1 1 0 8 1 0 1 5 1 1 6 3 | 0 2 1 5 0 1 1 0 2 2 0 1 2 0 2 7 4 | 2 0 2 4 0 4 0 0 1 0 1 2 0 2 4 4 5 | 1 6 2 1 0 2 0 0 0 0 0 2 0 6 5 4 6 | 1 4 2 3 0 4 0 0 1 0 0 1 0 4 2 1 7 | 1 13 0 6 0 5 0 0 2 0 0 0 0 3 1 0 8 | 0 7 0 1 1 2 0 0 1 0 1 1 0 0 1 6 9 | 1 1 0 1 3 1 0 0 1 1 1 0 0 2 1 3 10 | 0 1 0 1 0 4 0 0 0 0 0 0 0 4 0 2 11 | 2 2 1 0 0 3 0 0 0 0 1 0 0 1 0 1 12 | 1 4 0 0 2 0 0 0 0 2 0 0 0 0 0 0 13 | 1 5 0 0 0 1 0 0 0 2 1 0 0 1 0 0 14 | 0 3 0 0 1 0 0 0 0 0 1 0 0 0 0 0 15 | 0 2 0 0 1 0 0 0 0 0 0 0 0 2 0 0 16 | 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 17 | 3 0 0 0 1 0 0 1 0 0 0 0 0 2 1 0 18 | 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 19 | 0 0 0 0 2 0 0 0 0 0 0 0 1 2 0 0 20 | 0 3 1 2 2 0 0 0 0 0 0 0 0 1 2 0 21 | 1 5 1 0 3 0 0 2 0 0 1 0 0 1 2 0 22 | 2 3 1 1 0 0 3 0 1 3 0 0 3 7 0 23 | 4 3 6 0 1 0 0 3 0 1 4 1 1 1 0 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Jochen Plessmann --------------------------------------------------------------------------- Observer: Fabio Moschini Location: Rovereto, Italy (11 00' E, 45 52' N) Frequency: 143.05 MHz Graves Receiver: Yaesu FRG-9600 Antenna: Yagi 4 elements Antenna Direction: elev 20 deg, azimuth 294 deg (W) Computer: Pentium Win7 Observing method: Spectrumlab + Colorgramme RMOB Lab v 3.0 | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 49 44 42 50 49 43 50 15 52 44 40 47 57 65 60 1 | 52 68 48 57 50 47 73 41 53 66 53 31 57 66 54 2 | 70 48 64 68 51 57 74 56 63 64 61 59 54 60 71 3 | 69 65 64 64 73 77 84 36 63 71 59 79 92 98 67 4 | 68 71 70 48 86 74 94 31 52 76 58 81 67 115 66 5 | 81 75 59 45 67 80 73 59 61 72 77 63 101 167 85 6 | 75 66 76 66 59 75 84 64 59 82 46 79 90 148 88 7 | 51 43 36 44 51 44 67 31 38 67 60 87 110 139 57 8 | 34 35 25 27 28 42 30 26 44 29 39 37 63 89 28 9 | 25 21 26 21 35 23 28 15 32 33 31 35 65 73 42 10 | 21 16 31 33 36 16 30 35 30 29 31 28 30 44 34 11 | 36 25 37 21 33 17 31 38 36 26 25 41 33 36 38 12 | 25 18 33 29 36 29 28 36 26 30 22 24 21 23 21 13 | 20 14 33 28 29 29 23 21 25 28 24 17 18 34 30 14 | 29 22 35 20 28 23 29 35 24 27 21 22 27 21 34 15 | 26 25 26 22 24 18 20 27 17 29 12 21 27 26 24 16 | 19 19 20 22 21 13 22 22 8 24 19 11 25 40 21 17 | 28 27 26 26 38 28 33 27 24 30 28 22 30 26 15 18 | 40 36 36 42 41 37 48 42 37 37 45 49 65 41 30 19 | 48 45 56 46 44 47 41 46 54 54 58 74 93 76 30 20 | 36 51 58 49 43 46 27 59 59 55 55 66 110 77 35 21 | 48 52 40 35 46 50 30 57 32 67 78 86 121 79 29 22 | 32 46 37 52 39 57 22 47 48 51 51 90 112 63 27 23 | 40 30 47 34 43 56 27 57 52 53 46 70 110 75 30 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 28 19 29 31 17 38 36 47 42 27 26 42 24 33 24 29 1 | 39 20 35 29 22 38 63 54 48 43 53 50 45 49 40 24 2 | 46 23 41 30 16 54 56 60 73 44 58 52 47 38 44 49 3 | 51 25 40 36 12 40 64 56 70 48 42 41 52 50 50 47 4 | 48 43 53 44 10 28 53 48 51 58 52 66 47 37 48 52 5 | 47 56 51 39 25 31 37 71 46 56 57 51 48 45 30 47 6 | 33 40 49 46 38 46 33 50 44 63 61 50 40 31 31 55 7 | 34 44 42 45 40 54 37 42 40 56 54 38 29 37 34 44 8 | 23 27 24 34 27 32 28 32 32 21 20 27 22 22 15 21 9 | 34 27 33 40 33 18 34 42 40 28 27 35 33 37 37 32 10 | 34 32 30 35 31 16 34 34 45 50 44 40 41 28 38 21 11 | 31 40 29 31 34 42 40 34 41 30 31 37 30 47 37 31 12 | 34 38 32 42 40 31 32 46 37 38 41 31 31 33 36 34 13 | 26 37 34 23 31 28 39 37 25 29 40 30 19 26 31 29 14 | 30 23 27 33 20 30 24 36 29 29 23 24 31 27 33 23 15 | 23 38 29 17 17 30 23 18 32 22 19 14 15 26 45 21 16 | 10 24 23 21 22 31 25 27 14 24 19 12 14 17 29 11 17 | 27 30 24 18 23 28 29 22 28 17 21 16 17 16 43 22 18 | 32 31 29 30 27 30 18 34 41 30 21 13 22 21 57 28 19 | 29 23 26 26 37 30 29 33 33 25 29 24 26 26 48 15 20 | 26 24 37 30 26 31 33 33 34 49 28 28 19 29 40 25 21 | 22 28 29 32 35 34 38 42 47 24 22 32 27 29 30 32 22 | 26 20 29 22 37 38 30 37 33 32 27 39 22 34 22 43 23 | 23 31 26 27 30 37 39 32 37 27 32 22 32 23 27 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Fabio Moschini --------------------------------------------------------------------------- Observer: Mike Otte Location: Pearl City, IL, USA (42 20' N, 90 W) Frequency: 55.2595 MHz Antenna : 5 elem Yagi, az 290 deg, elev 60 deg, mystarband preamplifier Receiver: Alinco DX70 Computer: Compaq 2266 Observing method: Spectrum Lab Colorgramme RMOB Lab v 2.3 Total Counts | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 96 67 158 182 204 169 323 201 198 216 169 316 218 200 249 1 | 97 80 209 243 296 203 349 192 277 241 204 389 287 286 250 2 |104 127 271 276 354 281 493 350 353 400 340 419 330 361 358 3 |174 220 330 369 445 374 476 379 444 483 439 535 446 474 413 4 |232 217 350 386 377 446 449 351 496 529 519 512 596 553 405 5 |210 210 325 402 322 377 390 370 526 489 487 604 621 584 391 6 |142 212 371 377 270 303 293 288 465 370 357 539 411 536 363 7 |184 238 363 356 263 221 269 254 396 323 319 425 316 521 368 8 |252 220 289 337 280 177 311 293 284 308 332 448 388 517 330 9 |265 287 302 361 357 232 290 339 332 435 415 405 488 506 348 10 |296 308 383 423 352 344 378 391 411 533 460 547 573 473 418 11 |373 357 412 451 392 375 449 460 501 572 556 584 552 482 467 12 |349 338 423 485 440 431 528 502 563 628 592 632 580 479 502 13 |350 384 417 535 455 551 536 524 573 592 622 566 548 479 537 14 |372 326 465 505 506 474 510 515 530 546 551 414 506 495 406 15 |378 308 510 433 475 448 427 468 482 459 428 301 448 477 382 16 |306 316 418 399 413 391 343 349 366 341 350 212 363 371 232 17 |231 295 386 280 376 307 273 218 238 242 275 160 284 324 223 18 |221 241 333 174 253 272 183 163 167 199 190 103 213 210 183 19 |184 165 222 173 230 214 152 161 124 209 147 125 215 188 188 20 |145 126 192 201 178 249 135 122 112 218 178 104 170 143 151 21 |143 125 158 188 184 286 124 138 177 194 160 137 181 170 158 22 |125 132 144 204 177 262 149 184 169 162 200 145 151 185 197 23 | 94 139 154 172 178 243 169 173 220 150 280 196 141 210 211 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h|223 182 168 140 140 83 123 323 117 200 88 373 47 215 271 23 1 |214 198 373 165 170 103 209 297 106 195 127 316 47 286 497 25 2 |262 248 369 233 215 188 222 356 197 349 199 441 114 254 553 34 3 |196 346 462 290 272 246 348 396 252 329 196 430 105 236 500 55 4 |149 314 576 276 251 234 332 290 284 270 182 317 64 260 432 57 5 |179 277 496 251 235 238 304 277 246 178 209 197 75 285 509 58 6 |236 240 475 244 151 229 288 256 215 153 190 153 52 149 401 100 7 |216 268 480 249 122 208 230 226 208 202 187 137 80 212 420 74 8 |184 288 350 296 171 197 269 212 217 258 248 130 70 246 424 66 9 |250 349 499 358 233 269 308 287 230 341 312 177 94 450 500 114 10 |342 405 378 399 326 259 320 308 337 309 376 264 103 421 518 135 11 |367 425 570 462 332 244 402 393 383 334 365 343 130 525 651 193 12 |433 509 456 529 372 276 361 434 469 397 414 438 156 395 620 161 13 |404 507 481 464 354 358 417 449 481 370 482 479 152 504 594 166 14 |351 484 456 377 346 431 434 420 409 361 449 455 94 496 576 135 15 |357 408 465 328 252 387 393 334 306 191 353 248 47 300 486 106 16 |267 370 291 262 199 301 330 250 200 205 192 189 76 274 466 92 17 |176 309 241 184 156 223 290 179 173 187 191 117 78 175 141 85 18 |180 221 161 166 130 155 238 131 100 169 235 109 130 186 85 69 19 |161 182 136 150 128 180 199 150 120 169 225 113 125 168 74 63 20 |111 187 138 133 126 104 151 140 124 169 182 109 120 122 83 74 21 |119 173 156 165 124 82 179 127 107 149 185 89 120 132 74 75 22 |167 154 151 127 79 151 208 88 142 131 236 52 143 129 48 56 23 |227 157 115 148 69 133 252 117 135 109 487 48 334 163 27 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Mike Otte --------------------------------------------------------------------------- Observer: Ivan Sergey Location: private astronomical observatory close to Molodechno, Belarus (54 16' N, 26 44 E) Frequency: 88.6 MHz Transmitter Location: FM-radio station in Spain, France (95.8 kW Mulhouse/ Belvedere), Antenna: 5 element Yagi Azimuth 270 deg, elevation 5 deg Receiver: an automobile radio tape recorder "PIONER", 2 columns "Maxxstro" for amplification of a signal Observing method: the signal acts on a sound card computer P-II (360 MHz) Software MetAn 1.05 Data sampling system: calculation of number of signals is carried out at by visual viewing all kept screenshots. | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 51 52 53 33 56 42 61 3 108 148 1 1 | 50 71 35 46 18 52 55 56 34 67 89 2 | 52 48 59 62 22 59 51 43 56 62 66 4 3 | 53 50 48 49 78 52 44 39 53 62 80 8 4 | 52 53 66 67 78 50 41 58 77 119 142 2 5 | 52 64 55 61 56 79 62 62 132 155 232 1 6 | 49 67 56 60 66 51 64 77 136 215 229 7 | 56 74 40 54 59 67 49 71 112 194 86 8 | 60 53 45 58 51 49 59 77 165 160 1 9 | 50 86 34 40 58 59 56 87 35 10 | 64 72 36 6 63 35 37 30 38 23 11 | 39 95 36 18 42 34 44 50 44 3 12 | 47 24 20 50 40 38 18 48 2 13 | 14 39 28 33 9 44 35 26 27 63 3 11 14 | 13 48 94 34 40 47 36 32 32 39 43 15 | 11 43 90 37 34 39 45 43 46 89 43 16 | 74 49 78 28 1 37 39 36 38 74 110 46 17 | 44 45 44 35 31 45 42 32 91 161 56 49 18 | 47 33 47 31 2 52 35 33 60 85 170 91 42 19 | 43 64 54 51 4 45 40 29 67 90 175 55 64 20 | 54 48 52 49 39 63 51 63 74 123 180 43 56 21 | 62 49 31 63 49 67 71 86 32 137 243 27 77 22 | 83 63 67 79 80 59 83 173 250 82 23 | 73 73 2 54 11 70 64 64 2 168 231 74 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 57 74 57 46 50 44 70 117 32 28 37 1 | 51 40 52 38 48 51 54 91 33 46 34 2 | 71 68 55 51 49 73 43 83 38 49 34 3 | 52 56 56 30 42 70 59 67 43 42 28 4 | 62 50 44 40 47 62 53 58 49 45 12 5 | 59 59 43 51 42 45 53 50 49 53 4 6 | 67 59 48 55 15 73 60 45 43 47 14 7 | 62 74 47 75 85 59 55 67 46 43 8 | 57 68 43 65 64 46 71 73 40 21 9 | 60 57 41 67 67 47 53 50 57 10 | 57 51 43 53 60 48 60 55 54 34 11 | 55 43 54 54 57 57 48 50 41 47 12 | 63 62 31 41 46 43 49 49 38 30 13 | 48 41 56 58 23 39 47 35 24 14 | 46 54 39 42 53 34 53 28 21 6 15 | 17 34 35 25 54 28 59 27 25 21 16 | 33 40 34 30 28 31 50 22 24 17 | 3 27 26 34 56 33 55 23 23 25 18 | 4 28 20 49 47 29 64 22 24 4 19 | 3 36 24 39 91 34 72 26 26 20 | 50 48 30 41 62 51 72 25 29 21 | 60 53 44 53 42 60 60 20 47 22 | 67 59 48 52 48 49 83 38 48 23 | 70 59 47 54 41 57 102 62 45 48 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Ivan Sergey ---------------------------------------------------------------------- Observer: Chris Steyaert Location: Mol, Belgium (5 07' 15" E, 51 10' 30" N) Frequency: 49.990 MHz OT1KZG Transmitter: VVS beacon at Astrolab IRIS, Ypres, Belgium (2 54' 45" E, 50 49' 03" N), 50 W, carrier (no modulation), LHCP, upward beaming Antenna: Diamond HB9CV, elev 45 deg, azimuth 90 deg (W), below roof cam Receiver: HRO MRX-50 Computer: Toshiba Satellite 1555CDS, Win98 Observing method: manual count of Speclab recordings | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 53 29 34 29 23 35 28 38 33 32 38 57 104 152 59 1 | 40 47 45 21 36 42 46 40 35 33 40 53 79 102 71 2 | 43 38 41 41 39 45 41 39 37 39 46 64 79 85 58 3 | 51 55 51 34 55 21 47 53 48 53 51 66 77 105 55 4 | 49 56 43 51 32 23 52 45 43 43 66 88 128 161 73 5 | 47 60 39 39 46 29 52 49 48 53 54 98 147 147 62 6 | 32 37 27 25 37 16 37 24 41 57 49 74 90 138 28 7 | 36 12??? 29 30 22 33 30 26 34 43 48 63 83 24 8 | 30 18 14 15 11 16 19 28 15 14 21 29 42 53 30 9 | 17 9 8 21 11 15 15 10 19 17 23 17 32 34 17 10 | 13 13 13 14 12 14 11 15 13 16 23 19 19 22 7 11 | 19 13 17 15 13 21 12 15 12 7 25 14 13 15 16 12 | 20 9 14 11 23 19 13 17 9 15 20 21 8 12 11 13 | 13 14 15 14 10 21 19 12 13 11 18 22 9 20 16 14 | 7 11 15 12 15 19??? 13 9 9 14 21 11 16 12 15 | 14 9 12 12 8 26 9 3 13 9 23 13 18 13 11 16 | 11 13 11 11 10 10 7 9 9 10 15 15 19 16 7 17 | 9 10 16 12 10 10 19 8 10 16 6 23 31 15 10 18 | 18 9 14 14 6 14 12 13 15 21 12 13 27 24 14 19 | 11 21 9 19 10 14 21 17 15 24 24 35 71 33 19 20 | 15 22 21 22 18 26 18 16 26 16 40 54 57 58 19 21 | 30 23 19 25 26 43 29 34 37 49 65 91 93 55 31 22 | 19 31 26 22 34 34 34 30 26 37 46 91 123 68 30 23 | 29 22 20 28 28 31 30 22 41 43 52 81 121 46 39 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 22 37 32 28 46 30 27 35 23 30 22 31 27 23 27 18 1 | 35 38 34 36 35 37 34 46 35 24 49 41 41 37 38 28 2 | 37 40 32 38 50 41 39 35 33 42 48 37 37 37 39 45 3 | 42 40 36 41 49 43 30 47 39 57 54 52 38 47 45 36 4 | 47 50 38 38 43 36 34 37 44 41 45 48 36 45 28 45 5 | 47 54 52 44 38 40 36 31 47 36 55 48 50 40 46 49 6 | 29 26 43 45 38 38 29 29 32 48 49 34 33 25 45 21 7 | 28 26 28 34 32 20 28 23 44 27 33 39 18 28 22 25 8 | 18 17 16 15 22 22 21 28 16 22 27 26 19 25 21 15 9 | 13 17 19 26 17 18 20 19 20 10 19 21 16 19 14 17 10 | 11 16 15 17 13 23 8 8 13 11 11 24 13 14 8 10 11 | 13 12 15 19 16 13 28 12 15 21 22 10 10??? 11 13 12 | 14 19 15 25 15 21 15 10 12 21 14 10 15 17 10 14 13 | 10 21 20 13 18 25 12 13 19 17 17 14 17 16 18 11 14 | 13 18 16 16 18 26 17 12 14 21 13 11 13 11 16 12 15 | 12 20 15 9 15 15 16 6 10 14 19 6 14 13 15 12 16 | 16 18 10 9 13 19 13 4 11 16 17 6 15 7 6 11 17 | 7 9 12 15 10 13 18 11 9 17 11 11 8 14 11 16 18 | 9 11 13 13 15 11 19 9 5 16 13 11 12 5 10 13 19 | 15 11 13 18 14 17 18 8 8 20 10 11 8 11 9 11 20 | 20 12 17 19 28 18 26 12 22 23 12 14 20 19 9 20 21 | 23 17 22 29 25 10 26 18 19 19 23 15 9 22 23 16 22 | 27 17 27 29 24 17 35 16 18 13 29 23 15 18 19 14 23 | 22 19 37 28 16 13 23 16 21 20 20 19 24 16 13 13 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Note: . installed solar panels on May 9, 2018. View of the antenna partially blocked, and increased interference of the convertor. Chris Steyaert --------------------------------------------------------------------------- Observer: Istvan Tepliczky Location: Tata, Hungary (18 20' E, 47 39' N) Frequency: 143.05 MHz Antenna: Moxon, azimuth SW, elevation 0 deg. Receiver: USB dongle R820T Computer: HP Notebook T400 Observing method: Spectrum Lab script + RMOB Lab v2.9 Number of meteors in one hour intervals | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 10 11 16 13 8 13 8 6 12 11 13 11 28 53 41 1 | 19 19 17 9 16 11 12 11 11 6 16 12 18 52 44 2 | 17 11 13 25 11 11 17 15 25 10 9 12 24 56 35 3 | 21 23 25 12 11 19 25 7 9 8 13 15 17 47 19 4 | 16 22 19 11 8 11 13 13 14 8 12 12 30 65 21 5 | 25 11 20 19 12 11 13 11 13 12 19 23 38 68 40 6 | 28 11 22 12 16 13 16 15 10 23 12 59 119 31 7 | 16 10 19 10 19 24 13 16 11 23 40 53 91 29 8 | 17 26 18 11 14 11 15 12 11 12 23 1 32 59 21 9 | 18 19 15 12 10 15 12 13 16 9 16 11 24 33 10 10 | 17 20 14 13 11 15 7 12 10 12 5 21 27 24 18 11 | 9 11 15 11 11 11 17 12 8 16 10 11 9 7 10 12 | 12 13 11 13 8 16 15 12 8 8 15 13 13 11 9 13 | 12 11 12 11 8 8 12 5 11 9 13 7 13 9 10 14 | 17 14 17 9 5 4 9 8 10 7 6 12 4 31 9 15 | 10 14 11 13 9 9 10 3 2 12 8 33 9 10 17 16 | 9 8 9 3 11 12 5 6 9 13 25 16 38 12 10 17 | 8 15 13 11 10 12 9 8 8 11 10 15 19 28 13 18 | 10 17 14 14 7 12 6 12 11 14 16 17 48 43 15 19 | 15 10 14 7 8 13 7 7 9 17 26 39 76 66 22 20 | 14 19 5 6 7 11 12 17 7 15 18 38 69 77 11 21 | 13 14 14 6 10 10 11 17 11 16 14 35 84 77 17 22 | 14 12 9 11 10 11 16 14 12 8 16 30 70 91 15 23 | 17 10 19 14 9 8 8 4 2 11 9 17 31 66 15 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 14 14 17 8 14 14 14 16 10 11 11 5 1 | 15 18 17 14 12 12 16 30 7 12 7 11 2 | 14 12 15 14 21 11 18 26 11 15 8 12 3 | 17 11 13 12 20 13 18 20 17 10 13 9 4 | 16 15 12 11 20 17 11 25 5 6 44 7 5 | 17 22 11 24 6 15 15 15 14 25 18 8 6 | 21 19 20 21 13 18 13 24 9 16 20 7 | 18 11 14 19 19 13 17 16 16 34 23 8 | 16 23 19 13 10 11 19 15 16 21 9 9 | 9 11 19 23 16 16 12 19 6 7 37 10 | 10 24 19 14 17 23 13 11 11 31 12 11 | 11 10 22 15 9 14 15 19 14 24 11 12 | 10 10 10 20 15 14 13 18 16 19 8 13 | 12 12 10 6 6 12 21 14 34 15 6 14 | 8 5 11 17 14 8 11 11 25 14 11 15 | 7 9 10 9 10 15 11 9 35 6 13 16 | 11 12 20 43 6 10 18 10 15 4 10 17 | 36 9 16 7 10 13 10 5 1 22 9 18 | 14 10 14 7 7 12 17 12 13 35 10 19 | 18 11 5 5 11 11 18 9 8 20 8 20 | 10 7 6 5 6 12 17 4 14 24 4 8 21 | 16 8 5 11 9 10 14 7 5 15 2 22 | 11 10 13 10 14 13 10 8 9 7 12 23 | 15 13 10 14 14 17 22 9 21 8 5 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Istvan Tepliczky --------------------------------------------------------------------------- Observer: Felix Verbelen ON4AVF Location: Kampenhout, Belgium (4 36' E, 50 57' N) Frequency: 49.990 MHz OT1KZG Transmitter: VVS beacon at Astrolab IRIS, Ypres, Belgium (2 54' 45" E, 50 49' 03" N), 50 W, carrier (no modulation), LHCP, upward beaming Antenna: 2-elements HB9CV Yagi, elev 52 deg, azimuth 250 deg (W) Receiver: ICOM 7100 Observing method: automated setup using PC soundcard + Spectrum Laboratory software [Digitised sound and computer images are stored on local harddisks for further analysis. Only overdense meteor reflections are counted manually and used for statistics] Duration >= 2 seconds | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 10 4 1 7 4 5 4 10 5 8 7 12 37 74 30 1 | 5 8 7 4 6 4 5 2 3 5 6 4 13 24 20 2 | 4 3 4 4 10 6 5 11 3 5 5 6 12 7 18 3 | 9 8 11 5 8 3 7 8 9 10 12 2 7 35 9 4 | 4 13 6 6 5 5 1 11 4 2 6 13 24 69 12 5 | 6 7 10 6 5 2 6 7 7 8 11 13 22 53 9 6 | 6 7 1 4 4 4 4 5 4 4 7 9 20 48 4 7 | 9 8 6 10 4 4 1 6 9 12 9 16 16 43 7 8 | 4 6 9 3 5 5 9 6 3 2 8 3 8 24 7 9 | 5 3 8 5 4 4 1 0 7 5 4 4 11 13 4 10 | 4 2 12 5 1 1 2 8 7 7 2 1 5 7 4 11 | 9 8 12 6 6 3 3 4 5 1 4 3 5 0 5 12 | 7 3 5 4 3 0 3 4 2 7 8 2 4 0 4 13 | 3 4 5 2 5 0 4 0 4 5 1 1 2 3 1 14 | 1 2 7 5 1 0 2 5 5 2 1 3 1 1 1 15 | 3 3 3 1 2 0 2 2 4 2 1 1 2 1 2 16 | 2 1 2 2 1 1 2 2 0 4 1 2 4 3 2 17 | 1 2 6 2 2 1 3 2 1 3 0 2 3 6 1 18 | 1 3 3 1 1 3 1 2 1 2 3 2 7 9 1 19 | 2 3 3 5 1 2 4 2 2 2 0 7 9 14 1 20 | 1 2 2 7 2 4 4 1 3 2 3 13 15 27 3 21 | 4 6 4 8 5 3 6 2 10 7 9 32 31 26 4 22 | 2 7 7 9 6 3 5 3 4 9 11 31 54 44 4 23 | 2 5 3 8 6 5 6 4 7 14 17 42 74 34 4 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 5 2 6 0 5 2 6 15 3 5 6 2 5 1 4 1 1 | 9 3 10 4 1 3 4 9 2 1 2 1 3 0 1 5 2 | 3 2 9 4 5 1 7 9 2 4 2 1 2 3 4 5 3 | 8 11 6 6 5 7 10 17 2 5 3 4 3 1 3 6 4 | 2 6 8 1 5 7 7 11 2 3 4 1 3 5 5 5 5 | 4 6 4 5 2 2 6 6 6 4 5 3 3 5 8 7 6 | 0 4 5 7 4 3 6 7 3 5 4 6 9 3 7 5 7 | 3 5 5 4 7 2 6 11 7 3 1 4 5 0 5 1 8 | 3 5 2 7 3 5 4 5 2 4 4 8 4 0 7 6 9 | 3 2 1 7 4 2 2 7 8 7 3 2 6 5 6 5 10 | 4 3 5 5 1 3 7 5 5 3 1 2 5 3 2 2 11 | 5 1 2 6 3 2 5 4 2 1 3 3 0 2 2 4 12 | 2 1 2 2 3 1 7 1 1 5 2 2 6 1 0 3 13 | 1 4 1 4 2 4 3 1 4 2 0 2 2 1 5 2 14 | 2 5 4 2 3 3 8 3 1 2 0 4 2 4 3 0 15 | 0 2 1 2 1 1 8 1 1 0 2 1 1 4 1 1 16 | 1 2 0 1 3 2 7 0 1 1 2 2 2 0 3 1 17 | 3 0 2 1 2 1 7 1 0 0 0 0 1 2 1 2 18 | 1 1 1 2 1 0 8 1 1 1 3 1 2 0 0 2 19 | 1 2 0 1 0 1 4 0 0 0 2 1 1 2 2 2 20 | 2 2 3 3 6 1 6 3 2 1 0 0 1 1 0 1 21 | 3 1 2 4 0 1 4 3 2 2 3 1 0 1 2 2 22 | 2 3 4 5 3 4 3 2 4 0 0 0 3 6 0 2 23 | 8 4 4 3 2 2 10 7 3 3 3 1 0 1 1 5 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Duration >= 10 seconds | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 2 0 0 0 0 1 0 0 0 0 1 3 3 10 10 1 | 0 2 0 1 0 0 1 1 0 1 1 1 4 2 10 2 | 0 0 0 0 3 1 1 2 2 0 0 0 4 1 3 3 | 1 2 4 2 0 1 1 2 1 0 1 4 1 2 0 4 | 0 1 0 0 3 1 0 3 0 0 1 1 3 6 3 5 | 0 0 3 0 0 1 0 0 1 3 1 3 0 9 0 6 | 0 0 1 0 1 1 0 1 1 1 0 0 0 7 1 7 | 1 2 1 1 0 0 0 1 2 5 0 0 4 8 3 8 | 0 1 1 1 1 1 1 1 0 2 1 1 1 5 1 9 | 2 1 2 1 2 0 0 0 1 0 0 1 2 3 0 10 | 1 0 4 2 0 0 1 1 1 1 1 0 0 2 0 11 | 1 2 2 1 0 0 0 0 0 0 1 1 2 0 2 12 | 0 1 1 0 0 0 0 0 0 2 1 0 0 0 0 13 | 0 1 0 1 1 0 1 0 0 1 0 0 0 0 0 14 | 0 1 2 0 0 0 0 1 1 0 0 1 0 1 0 15 | 0 0 0 0 1 0 1 0 2 0 0 0 0 0 0 16 | 0 0 2 0 0 0 1 0 0 0 0 0 0 1 0 17 | 0 0 1 0 0 0 1 1 0 0 0 0 1 1 0 18 | 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 19 | 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 20 | 0 0 0 0 0 2 0 0 0 1 0 1 1 4 0 21 | 0 1 0 1 0 1 0 0 0 0 0 1 4 8 1 22 | 0 0 0 1 1 0 0 0 1 0 1 2 2 13 1 23 | 0 1 1 1 0 1 1 0 0 0 1 3 11 7 1 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 0 0 1 0 0 0 0 2 1 0 1 1 0 1 1 0 1 | 3 0 2 1 1 2 0 2 0 0 0 0 1 0 0 2 2 | 1 1 1 2 1 0 0 1 1 1 0 1 1 1 1 0 3 | 0 1 0 3 0 1 2 3 0 1 0 0 1 0 0 0 4 | 1 1 0 0 0 1 1 0 0 1 0 0 0 0 3 0 5 | 0 1 0 0 1 0 0 1 1 1 1 1 0 1 1 0 6 | 0 1 1 0 2 1 0 0 1 0 0 1 0 0 0 0 7 | 0 1 3 2 2 0 1 3 3 0 0 1 0 0 1 0 8 | 0 1 0 0 2 1 0 1 0 0 3 0 1 0 2 1 9 | 1 0 0 3 1 0 1 1 1 1 1 1 3 0 3 0 10 | 2 0 0 0 0 1 1 1 1 0 0 0 1 0 1 0 11 | 0 0 1 1 2 0 1 0 0 0 2 0 0 0 0 1 12 | 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 13 | 0 2 0 0 0 0 2 1 1 1 0 1 1 0 1 1 14 | 0 1 0 0 0 0 2 0 1 0 0 0 1 0 0 0 15 | 0 2 0 0 0 0 1 0 0 0 0 0 0 1 0 0 16 | 0 1 0 1 0 1 2 0 0 0 0 1 0 0 1 0 17 | 0 0 0 0 0 0 1 1 0 0 0 0 0 2 0 0 18 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 19 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20 | 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 21 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22 | 0 0 1 1 0 0 1 0 0 0 0 0 1 2 0 0 23 | 0 0 0 0 1 1 1 1 0 1 0 0 0 0 0 1 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Notes: Highlights of the month were of course the Geminids. The shower was very interesting, with as expected a large number of underdense and short overdense echoes, but with a rather unexpected outburst of longer overdense on December 14/15th. The Ursids were certainly interesting but much less numerous than e.g. in 2017, with as usually a fair number of overdense echoes which is mainly reflected in the daily totals. Also the beginning of the month was rich in reflections, both underdense and overdense, but these will have to be investigated further. Felix Verbelen ---------------------------------------------------------------------- Observer: Bill Ward Location: Kilwinning, UK (4 41' W, 55 39' N) Frequency: 143.05 MHz Graves Receiver: Yaesu FT-817 Antenna: 4 Element Yagi Antenna Direction: elev 0 deg, azimuth 135 deg (SE) Computer: Toshiba Observing method: HROFFT + Colorgramme RMOB Lab v 3.0 | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 22 24 17 19 6 24 22 16 25 19 23 27 23 44 39 1 | 32 15 12 20 25 26 18 34 32 26 33 21 35 71 75 2 | 20 27 19 25 36 34 22 27 24 32 37 55 75 135 103 3 | 30 33 36 25 34 35 34 33 32 35 36 59 77 119 62 4 | 25 29 23 23 31 29 21 28 34 48 38 55 103 143 54 5 | 22 25 33 17 29 29 18 26 30 29 41 54 89 167 40 6 | 26 25 31 34 31 24 30 20 24 27 30 43 88 122 35 7 | 21 15 22 8 22 19 26 19 20 28 32 44 102 127 32 8 | 17 20 26 22 18 25 17 14 19 26 38 38 62 120 33 9 | 24 17 25 19 16 14 26 17 22 22 25 26 52 65 25 10 | 20 20 27 8 14 23 25 18 24 12 23 27 38 51 17 11 | 30 20 21 17 18 19 12 18 25 25 31 19 21 30 20 12 | 18 15 23 17 12 15 21 15 14 16 18 22 19 13 21 13 | 19 15 32 16 17 13 15 13 24 14 17 8 14 12 11 14 | 15 20 13 11 8 19 11 17 17 18 12 13 8 10 14 15 | 15 6 12 14 14 8 15 13 19 11 19 11 12 13 7 16 | 15 9 13 14 7 6 11 7 11 8 11 6 12 20 7 17 | 8 8 15 18 12 17 13 16 14 10 15 19 16 30 8 18 | 20 8 20 15 16 16 14 12 18 18 23 24 35 40 13 19 | 11 10 16 16 9 10 16 13 17 23 21 38 62 49 13 20 | 14 12 17 10 11 28 18 11 21 22 44 44 78 62 18 21 | 13 14 29 23 20 19 20 14 24 28 43 59 109 83 19 22 | 13 14 13 20 18 17 26 17 22 21 42 66 123 84 14 23 | 22 16 13 13 12 20 23 21 21 18 33 48 109 69 19 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 12 21 16 28 14 19 16 30 12 18 20 14 20 9 14 19 1 | 14 15 19 24 29 29 28 29 17 11 19 27 27 20 17 23 2 | 17 22 30 23 30 19 19 27 24 14 20 19 27 21 16 20 3 | 24 31 23 26 18 20 12 24 20 21 31 30 27 30 18 30 4 | 23 23 17 24 26 36 28 27 22 25 24 21 23 20 18 20 5 | 26 19 21 21 22 29 26 23 32 26 20 28 28 28 15 23 6 | 31 16 17 23 28 19 25 21 26 23 30 24 16 17 5 34 7 | 17 28 21 24 26 20 22 21 30 16 26 18 16 14 8 18 8 | 19 27 28 20 16 16 20 16 28 14 18 14 18 18 17 13 9 | 18 22 12 28 23 23 28 25 34 24 21 19 19 25 19 17 10 | 26 25 25 19 18 27 33 21 23 21 25 15 28 18 23 22 11 | 18 23 30 19 23 15 25 27 22 22 22 18 13 18 23 25 12 | 19 17 16 23 17 32 27 12 22 21 17 19 16 19 11 19 13 | 13 15 17 19 8 23 20 14 17 19 21 13 14 13 11 19 14 | 5 8 17 13 11 15 24 15 11 7 16 18 13 7 10 21 15 | 12 14 14 9 8 4 16 16 14 11 7 13 6 10 11 12 16 | 4 13 11 9 10 12 28 8 8 9 8 8 17 7 7 11 17 | 12 14 15 10 13 8 20 8 7 10 13 12 7 14 6 18 | 7 12 12 11 17 8 21 22 9 7 9 8 4 10 17 19 | 11 8 7 11 17 9 11 6 4 10 10 8 11 5 15 20 | 20 11 14 11 22 13 20 25 15 15 15 15 19 8 11 21 | 18 15 14 13 15 15 13 11 11 13 15 14 15 6 10 22 | 13 10 10 20 16 14 17 12 16 8 14 14 12 10 8 23 | 23 16 14 14 17 16 13 16 12 16 15 9 7 12 6 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Bill Ward ---------------------------------------------------------------------- Observer: Joseph Welkenhuyzen Location: Lanaken, Belgium (5 37' 36" E, 50 53' 35" N) Frequency: 49.990 MHz OT1KZG Transmitter: VVS beacon at Astrolab IRIS, Ypres, Belgium (2 54' 45" E, 50 49' 03" N), 50 W, carrier (no modulation), LHCP, upward beaming Antenna: DIY HB9CV, elev 30 deg, azimuth 75 deg (W) Receiver: RTL-SDR (R820T) SRR-Radio V2. Computer: Laptop I3 Observing method: Speclab, Colorgramme V2.5 | December 2018 UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ---+----------------------------------------------------------- 0h| 14 10 14 11 13 13 14 13 12 12 10 12 17 27 16 1 | 8 10 19 13 7 13 13 12 13 12 17 13 11 12 18 2 | 9 13 10 15 7 18 14 17 13 10 15 11 12 7 9 3 | 7 15 16 17 12 13 15 12 11 15 14 10 9 12 8 4 | 10 14 14 14 14 5 14 11 8 12 9 15 7 18 5 5 | 9 15 16 14 12 12 14 12 9 15 8 9 12 20 5 6 | 8 14 13 10 16 10 14 12 7 17 13 16 12 12 9 7 | 8 8 8 7 10 16 20 12 17 14 12 15 22 43 11 8 | 14 10 11 7 11 9 14 11 12 13 19 18 18 31 18 9 | 6 12 11 10 9 15 10 12 13 15 12 9 16 18 14 10 | 10 12 9 6 4 6 10 8 7 9 5 6 13 25 5 11 | 3 12 15 6 5 10 3 7 6 0 4 5 9 5 5 12 | 3 6 8 3 6 10 7 5 5 5 3 4 9 3 10 13 | 5 5 4 4 1 4 7 2 2 7 2 5 7 1 1 14 | 2 5 8 4 2 2 4 6 3 6 2 5 4 1 6 15 | 3 6 0 2 3 5 10 2 3 4 0 4 3 5 2 16 | 7 5 11 4 6 9 8 6 4 6 5 4 6 13 2 17 | 6 5 8 5 6 10 4 6 1 13 6 9 20 12 8 18 | 15 11 13 6 7 9 8 14 11 7 13 14 19 20 15 19 | 13 16 12 11 16 13 9 16 12 17 23 22 36 30 12 20 | 17 26 18 6 16 16 14 22 16 17 31 29 42 39 6 21 | 18 19 12 14 14 19 21 18 26 26 34 56 49 41 13 22 | 13 13 14 17 19 19 26 19 16 23 26 47 63 54 14 23 | 16 7 17 15 21 14 18 22 19 24 30 36 60 30 13 ---+----------------------------------------------------------- UT | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | December 2018 | December 2018 UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ---+--------------------------------------------------------------- 0h| 13 7 17 2 12 10 11 19 13 10 7 7 7 14 0 16 1 | 19 14 9 9 14 13 10 20 15 6 16 7 15 5 0 13 2 | 11 21 11 12 13 6 7 11 12 11 7 4 9 7 0 18 3 | 12 16 10 10 11 10 18 18 12 13 5 9 8 8 0 12 4 | 9 24 17 9 10 13 12 17 19 12 8 12 7 8 1 15 5 | 12 23 13 6 12 6 18 14 12 16 4 7 8 7 1 18 6 | 21 36 13 5 10 10 10 14 15 10 5 8 7 8 0 10 7 | 15 27 11 13 16 10 21 1 16 12 9 5 12 7 0 12 8 | 9 26 7 5 2 14 12 8 14 9 8 11 12 11 0 16 9 | 12 9 9 6 14 11 8 11 9 9 8 6 5 7 0 8 10 | 7 6 9 7 7 7 8 10 10 8 5 19 12 12 2 12 11 | 3 2 1 7 5 6 11 7 4 7 5 6 7 5 1 4 12 | 3 6 5 5 8 4 2 11 5 9 8 5 5 0 4 3 13 | 4 6 8 5 8 2 5 9 7 7 2 7 8 1 12 7 14 | 4 4 4 3 4 4 2 8 6 6 3 6 6 0 4 3 15 | 7 5 4 4 3 6 3 2 7 0 3 2 2 0 2 3 16 | 5 6 1 4 1 2 8 7 2 3 5 4 6 0 8 5 17 | 10 6 6 3 3 3 6 11 2 2 6 9 5 1 5 8 18 | 4 8 4 3 11 6 12 6 5 6 9 7 4 0 11 7 19 | 8 11 8 10 9 7 11 10 1 9 4 5 2 0 6 9 20 | 12 11 10 15 9 7 16 13 15 8 9 9 7 0 8 21 | 13 13 8 12 7 6 15 10 12 9 13 18 6 0 16 22 | 20 10 9 11 11 13 18 13 11 8 10 23 9 1 13 23 | 16 10 11 11 12 8 18 9 16 7 8 15 10 0 13 ---+--------------------------------------------------------------- UT | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | December 2018 Joseph Welkenhuyzen 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 Enric Fraile Algeciras (EA3BTZ) http://www.telefonica.net/web/enricfraile (in Spanish) http://astrosurf.com/somyce/c_radio.htm Bernard Bayle http://www.bbayle.com Michael Boschat http://www.chebucto.ns.ca/~aa063 Jeff Brower http://members.shaw.ca/jbrower/ Franky Dubois http://www.digilife.be/club/franky.dubois/meteor.html David Entwistle http://www.radiometeor.plus.com/ Karl-Heinz Gansel http://www.radio-astronomie.de/ra/ Peter Knol http://home.deds.nl/~knol Hiroshi Ogawa Radio Meteor Obs. http://www.amro-net.jp/radio.htm Mike Otte W9YS http://mmotte.mystarband.net/ Jochen Plessmann, WHS Walter Hohmann Sternwarte http://www.walter-hohmann-sternwarte.de/ SKiYMET Radar http://www.iap-kborn.de/radar/Radars/ALWIN/index_eng.htm Wayne Sanders http://users.xplornet.com/~rdlobs/ Andy Smith http://www.tvcomm.co.uk/radio - Live audio available Chris Steyaert Mol, Belgium mailto:observations@rmob.org Most recent spectrograms: http://www.rmob.net Radio meteor mailing list (English): radiometeoren@ls.vvs.be, send 'subscribe' in subject or body to radiometeoren-request@ls.vvs.be Twitter @rmob_org Dave Swan http://www.radiodesignservices.co.uk Istvan Tepliczky Online: http://www.galileowebcast.hu/radiometeor Pierre Terrier http://radio.meteor.free.fr/ Meteor mailing list: mailto:meteor-request@ml.free.fr?subject=subscribe Maarten Vln http://www.vvs.be/werkgroepen/werkgroep-radioastronomie/beelden-radiometeoren-op-internet-zetten Joseph Welkenhuyzen https://sites.google.com/site/rmopv2/home-1 Richard White, Gi4DOH http://www.ramfihaz.com/information.htm -- Christian Steyaert (RMOB1812) 5 January 2019 --