Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| Total observations: | 34,015 | Minimum magnitude: | 15.200 | Maximum magnitude: | 9.200 | ||
| First observation: | JD 2424788.410000 | \ | 29 Sep 1926 21:50:24.000000 UT | Latest observation: | JD 2460449.436800 | \ | 18 May 2024 22:28:59.520000 UT |
| Observation Method | Number of Observations |
|---|---|
| Visual | 31,713 |
| CCD | 2,278 |
| DSLR | 14 |
| CMOS | 10 |
| Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
|---|---|---|---|---|---|---|
| LI | W M Lindley | 1,127 | 2424788.410000 29 Sep 1926 21:50:24.000000 | 2434041.300000 29 Jan 1952 19:12:00.000000 | 13.590 | 10.240 |
| KT | N F H Knight | 171 | 2429444.480000 29 Jun 1939 23:31:12.000000 | 2445353.305500 18 Jan 1983 19:19:55.200000 | 14.020 | 10.240 |
| SH | W L Shepherd | 367 | 2431890.490000 10 Mar 1946 23:45:36.000000 | 2434010.280000 29 Dec 1951 18:43:12.000000 | 14.020 | 10.360 |
| HL | F M Holborn | 1,599 | 2431921.440000 10 Apr 1946 22:33:36.000000 | 2437636.310000 2 Dec 1961 19:26:24.000000 | 14.020 | 10.380 |
| FR | J Friends | 458 | 2434131.490000 28 Apr 1952 23:45:36.000000 | 2439439.380000 9 Nov 1966 21:07:12.000000 | 12.810 | 10.580 |
| RO | F A Roper | 606 | 2434442.450000 5 Mar 1953 22:48:00.000000 | 2438393.300000 29 Dec 1963 19:12:00.000000 | 14.020 | 10.360 |
| GR | R F Griffin | 157 | 2434812.420000 10 Mar 1954 22:04:48.000000 | 2435807.260000 29 Nov 1956 18:14:24.000000 | 13.390 | 10.380 |
| PA | G E Patston | 126 | 2435181.440000 14 Mar 1955 22:33:36.000000 | 2436927.280000 24 Dec 1959 18:43:12.000000 | 13.820 | 10.720 |
| CO | E H Collinson | 765 | 2436069.400000 18 Aug 1957 21:36:00.000000 | 2446715.326300 11 Oct 1986 19:49:52.320000 | 14.120 | 10.240 |
| MF | W Maffett | 64 | 2436628.540000 1 Mar 1959 00:57:36.000000 | 2437738.330000 14 Mar 1962 19:55:12.000000 | 13.410 | 10.380 |
| AU | M Atchison | 64 | 2436655.550000 28 Mar 1959 01:12:00.000000 | 2436929.560000 27 Dec 1959 01:26:24.000000 | 13.400 | 11.040 |
| RB | J H Robinson | 5 | 2436669.370000 10 Apr 1959 20:52:48.000000 | 2437045.440000 20 Apr 1960 22:33:36.000000 | 13.820 | 12.710 |
| MU | C R Munford | 1,342 | 2436811.460000 30 Aug 1959 23:02:24.000000 | 2446407.291600 7 Dec 1985 18:59:54.240000 | 13.920 | 10.240 |
| MN | R J Munson | 95 | 2436897.350000 24 Nov 1959 20:24:00.000000 | 2438393.250000 29 Dec 1963 18:00:00.000000 | 13.820 | 10.140 |
| MC | D G Mccartan | 54 | 2437159.450000 12 Aug 1960 22:48:00.000000 | 2439140.350000 14 Jan 1966 20:24:00.000000 | 13.760 | 10.430 |
| CN | P J Conely | 1 | 2437165.370000 18 Aug 1960 20:52:48.000000 | 2437165.370000 18 Aug 1960 20:52:48.000000 | 11.080 | 11.080 |
| LV | R J Livesey | 392 | 2438852.460000 1 Apr 1965 23:02:24.000000 | 2443187.300000 12 Feb 1977 19:12:00.000000 | 13.290 | 10.000 |
| JN | R H Jones | 42 | 2438978.540000 6 Aug 1965 00:57:36.000000 | 2439125.350000 30 Dec 1965 20:24:00.000000 | 13.010 | 10.530 |
| SW | D R B Saw | 951 | 2438985.410000 12 Aug 1965 21:50:24.000000 | 2444909.400000 31 Oct 1981 21:36:00.000000 | 14.020 | 10.430 |
| LO | R S Lomas | 3 | 2439856.360000 31 Dec 1967 20:38:24.000000 | 2440184.690000 24 Nov 1968 04:33:36.000000 | 13.820 | 10.680 |
| CT | B A Carter | 82 | 2440063.550000 26 Jul 1968 01:12:00.000000 | 2440578.260000 22 Dec 1969 18:14:24.000000 | 13.900 | 10.820 |
| MS | T J C A Moseley | 2 | 2440090.630000 22 Aug 1968 03:07:12.000000 | 2440115.630000 16 Sep 1968 03:07:12.000000 | 13.110 | 11.680 |
| PL | W E Pennell | 290 | 2440432.470000 29 Jul 1969 23:16:48.000000 | 2443109.530000 27 Nov 1976 00:43:12.000000 | 13.960 | 10.240 |
| VA | D Vest-Askew | 102 | 2440765.470000 27 Jun 1970 23:16:48.000000 | 2442046.370000 29 Dec 1973 20:52:48.000000 | 14.120 | 10.470 |
| SR | R Steer | 17 | 2441059.410000 17 Apr 1971 21:50:24.000000 | 2442159.400000 21 Apr 1974 21:36:00.000000 | 13.000 | 11.300 |
| HH | I D Howarth | 263 | 2441129.450000 26 Jun 1971 22:48:00.000000 | 2443404.400000 17 Sep 1977 21:36:00.000000 | 13.820 | 10.000 |
| BU | S F Burch | 118 | 2441140.470000 7 Jul 1971 23:16:48.000000 | 2442406.310000 24 Dec 1974 19:26:24.000000 | 13.920 | 10.240 |
| VJ | J D Wise | 24 | 2441140.500000 8 Jul 1971 00:00:00.000000 | 2441285.400000 29 Nov 1971 21:36:00.000000 | 13.640 | 10.430 |
| DU | S R Dunlop | 11 | 2441162.520000 30 Jul 1971 00:28:48.000000 | 2441982.350000 26 Oct 1973 20:24:00.000000 | 13.690 | 10.530 |
| HY | P W Hornby | 29 | 2441179.440000 15 Aug 1971 22:33:36.000000 | 2442370.510000 19 Nov 1974 00:14:24.000000 | 13.490 | 10.340 |
| AS | A L Smith | 31 | 2441262.300000 6 Nov 1971 19:12:00.000000 | 2442034.240000 17 Dec 1973 17:45:36.000000 | 13.820 | 10.140 |
| NS | A Norris | 1 | 2441426.360000 18 Apr 1972 20:38:24.000000 | 2441426.360000 18 Apr 1972 20:38:24.000000 | 11.440 | 11.440 |
| YO | P J Young | 195 | 2441465.440000 27 May 1972 22:33:36.000000 | 2442048.260000 31 Dec 1973 18:14:24.000000 | 13.920 | 10.240 |
| KX | O J Knox | 202 | 2441685.260000 2 Jan 1973 18:14:24.000000 | 2442752.270000 5 Dec 1975 18:28:48.000000 | 13.920 | 10.340 |
| PT | R A H Paterson | 2,408 | 2441735.520000 22 Feb 1973 00:28:48.000000 | 2460054.378000 19 Apr 2023 21:04:19.200000 | 14.300 | 9.200 |
| BP | J A Bailey | 260 | 2441807.490000 4 May 1973 23:45:36.000000 | 2443086.560000 4 Nov 1976 01:26:24.000000 | 13.760 | 10.430 |
| PO | A K Porter | 158 | 2441985.410000 29 Oct 1973 21:50:24.000000 | 2443937.310000 4 Mar 1979 19:26:24.000000 | 14.220 | 10.430 |
| RT | D A Rothery | 2 | 2442067.730000 20 Jan 1974 05:31:12.000000 | 2442536.520000 4 May 1975 00:28:48.000000 | 12.710 | 11.620 |
| SK | J D Shanklin | 131 | 2442197.460000 29 May 1974 23:02:24.000000 | 2446092.343000 26 Jan 1985 20:13:55.200000 | 13.920 | 10.530 |
| LL | R L Lyon | 319 | 2442246.480000 17 Jul 1974 23:31:12.000000 | 2444933.440000 24 Nov 1981 22:33:36.000000 | 14.000 | 10.820 |
| MX | L R Matthews | 26 | 2442333.360000 12 Oct 1974 20:38:24.000000 | 2442743.340000 26 Nov 1975 20:09:36.000000 | 12.710 | 10.530 |
| WS | E J W West | 3 | 2442341.430000 20 Oct 1974 22:19:12.000000 | 2442371.390000 19 Nov 1974 21:21:36.000000 | 12.910 | 11.580 |
| BE | L K Brundle | 3,042 | 2442507.340000 4 Apr 1975 20:09:36.000000 | 2460430.394000 29 Apr 2024 21:27:21.600000 | 13.900 | 10.300 |
| AD | S J Anderson | 20 | 2442653.440000 28 Aug 1975 22:33:36.000000 | 2443095.440000 12 Nov 1976 22:33:36.000000 | 11.680 | 11.260 |
| BT | G K Broadbent | 7 | 2442781.290000 3 Jan 1976 18:57:36.000000 | 2443013.420000 22 Aug 1976 22:04:48.000000 | 13.710 | 10.630 |
| LK | K Lewis | 484 | 2442953.480000 23 Jun 1976 23:31:12.000000 | 2445304.270000 30 Nov 1982 18:28:48.000000 | 13.690 | 10.530 |
| HO | A J Hollis | 92 | 2443014.450000 23 Aug 1976 22:48:00.000000 | 2444893.310000 15 Oct 1981 19:26:24.000000 | 13.470 | 10.980 |
| GJ | R J Godden | 96 | 2443115.400000 2 Dec 1976 21:36:00.000000 | 2445387.645100 22 Feb 1983 03:28:56.640000 | 12.710 | 11.080 |
| PI | R D Pickard | 2 | 2443253.420000 19 Apr 1977 22:04:48.000000 | 2443403.370000 16 Sep 1977 20:52:48.000000 | 11.760 | 11.380 |
| OO | A Snook | 5 | 2443261.380000 27 Apr 1977 21:07:12.000000 | 2443431.490000 14 Oct 1977 23:45:36.000000 | 11.980 | 11.380 |
| GH | T Gough | 14 | 2443533.760000 25 Jan 1978 06:14:24.000000 | 2443955.650000 23 Mar 1979 03:36:00.000000 | 11.830 | 11.530 |
| KJ | S J Kay | 209 | 2443774.600000 23 Sep 1978 02:24:00.000000 | 2444939.430000 30 Nov 1981 22:19:12.000000 | 13.690 | 10.430 |
| EJ | J W L Ells | 30 | 2443826.380000 13 Nov 1978 21:07:12.000000 | 2445815.413800 24 Apr 1984 21:55:52.320000 | 13.820 | 10.630 |
| XG | G Poyner | 2,871 | 2444617.520000 13 Jan 1981 00:28:48.000000 | 2460449.436800 18 May 2024 22:28:59.520000 | 15.200 | 10.100 |
| FF | H Feijth | 24 | 2444693.400000 29 Mar 1981 21:36:00.000000 | 2444966.480000 27 Dec 1981 23:31:12.000000 | 13.610 | 10.530 |
| AG | S W Albrighton | 175 | 2444699.490000 4 Apr 1981 23:45:36.000000 | 2459051.503000 21 Jul 2020 00:04:19.200000 | 13.500 | 10.040 |
| TY | M D Taylor | 1 | 2444727.490000 2 May 1981 23:45:36.000000 | 2444727.490000 2 May 1981 23:45:36.000000 | 11.980 | 11.980 |
| GD | M J Gainsford | 1,569 | 2444979.390000 9 Jan 1982 21:21:36.000000 | 2458203.356000 25 Mar 2018 20:32:38.400000 | 13.920 | 10.000 |
| OT | S Hoste | 2 | 2445076.410000 16 Apr 1982 21:50:24.000000 | 2445114.390000 24 May 1982 21:21:36.000000 | 11.480 | 11.380 |
| QC | H Colquhoun | 1 | 2445367.437500 1 Feb 1983 22:30:00.000000 | 2445367.437500 1 Feb 1983 22:30:00.000000 | 12.710 | 12.710 |
| CH | R H Chambers | 3 | 2445729.597200 30 Jan 1984 02:19:58.080000 | 2446059.565900 25 Dec 1984 01:34:53.760000 | 13.000 | 11.080 |
| HF | G M Hurst | 1 | 2445815.394400 24 Apr 1984 21:27:56.160000 | 2445815.394400 24 Apr 1984 21:27:56.160000 | 11.530 | 11.530 |
| HDI | I Howard-Duff | 32 | 2445988.368000 14 Oct 1984 20:49:55.200000 | 2446521.381900 31 Mar 1986 21:09:56.160000 | 13.820 | 10.910 |
| UL | S J Lubbock | 391 | 2446024.482600 19 Nov 1984 23:34:56.640000 | 2447648.405500 1 May 1989 21:43:55.200000 | 13.640 | 10.620 |
| DT | D Stott | 357 | 2446895.404800 9 Apr 1987 21:42:54.720000 | 2448038.416600 26 May 1990 21:59:54.240000 | 13.820 | 10.480 |
| TJ | J Toone | 5,119 | 2445052.344000 23 Mar 1982 20:15:21.600000 | 2460429.425000 28 Apr 2024 22:12:00.000000 | 14.100 | 10.200 |
| MM | I A Middlemist | 21 | 2447468.343700 2 Nov 1988 20:14:55.680000 | 2447707.465200 29 Jun 1989 23:09:53.280000 | 14.120 | 10.950 |
| JAF | J Fraser | 90 | 2447529.281200 2 Jan 1989 18:44:55.680000 | 2448521.433300 21 Sep 1991 22:23:57.120000 | 12.080 | 10.630 |
| CPJ | C P Jones | 4 | 2447565.399300 7 Feb 1989 21:34:59.520000 | 2448339.410400 23 Mar 1991 21:50:58.560000 | 13.820 | 10.430 |
| PCL | P C Leyland | 1 | 2447711.461100 3 Jul 1989 23:03:59.040000 | 2447711.461100 3 Jul 1989 23:03:59.040000 | 11.260 | 11.260 |
| FRW | R W Fleet | 6 | 2448036.479100 24 May 1990 23:29:54.240000 | 2448087.481900 14 Jul 1990 23:33:56.160000 | 13.140 | 10.910 |
| IS | J E Isles | 5 | 2448049.271500 6 Jun 1990 18:30:57.600000 | 2448054.272200 11 Jun 1990 18:31:58.080000 | 12.280 | 11.080 |
| MIG | M Gill | 161 | 2448796.531200 23 Jun 1992 00:44:55.680000 | 2450421.609000 4 Dec 1996 02:36:57.600000 | 13.000 | 10.380 |
| IW | W J Worraker | 310 | 2449186.534000 18 Jul 1993 00:48:57.600000 | 2453757.388900 21 Jan 2006 21:20:00.960000 | 14.100 | 10.100 |
| JOG | J Greaves | 13 | 2449780.361100 3 Mar 1995 20:39:59.040000 | 2450122.439000 8 Feb 1996 22:32:09.600000 | 13.820 | 10.200 |
| SAL | G W Salmon | 25 | 2450035.375000 13 Nov 1995 21:00:00.000000 | 2450526.388100 18 Mar 1997 21:18:51.840000 | 13.820 | 10.820 |
| WEM | M Westlund | 3 | 2450100.192000 17 Jan 1996 16:36:28.800000 | 2450136.267000 22 Feb 1996 18:24:28.800000 | 12.900 | 11.500 |
| BSM | S M Brincat | 2 | 2450129.371000 15 Feb 1996 20:54:14.400000 | 2450132.370000 18 Feb 1996 20:52:48.000000 | 12.900 | 12.400 |
| BHG | B H Granslo | 139 | 2450134.550000 21 Feb 1996 01:12:00.000000 | 2451879.550000 1 Dec 2000 01:12:00.000000 | 13.300 | 10.800 |
| RJB | R J Bouma | 331 | 2450185.391000 11 Apr 1996 21:23:02.400000 | 2451904.723000 26 Dec 2000 05:21:07.200000 | 13.600 | 10.300 |
| DGL | D Gill | 5 | 2450539.394400 31 Mar 1997 21:27:56.160000 | 2450575.423600 6 May 1997 22:09:59.040000 | 13.290 | 11.260 |
| KOM | M Komorous | 79 | 2450573.560000 5 May 1997 01:26:24.000000 | 2451848.790000 31 Oct 2000 06:57:36.000000 | 13.400 | 10.600 |
| ARB | A R Baransky | 50 | 2450972.440000 7 Jun 1998 22:33:36.000000 | 2451846.324000 28 Oct 2000 19:46:33.600000 | 13.100 | 10.100 |
| HWM | H W McGee | 4 | 2451073.358300 16 Sep 1998 20:35:57.120000 | 2451310.468700 11 May 1999 23:14:55.680000 | 13.500 | 11.380 |
| EMU | E Muyllaert | 251 | 2451105.417000 18 Oct 1998 22:00:28.800000 | 2451909.745000 31 Dec 2000 05:52:48.000000 | 13.600 | 10.500 |
| MGL | M Glennon | 4 | 2452188.459000 5 Oct 2001 23:00:57.600000 | 2452306.375000 31 Jan 2002 21:00:00.000000 | 13.300 | 11.500 |
| AX | C M Allen | 133 | 2453889.445100 2 Jun 2006 22:40:56.640000 | 2455845.380600 10 Oct 2011 21:08:03.840000 | 13.500 | 10.300 |
| JZ | R D Januszewski | 206 | 2453739.489600 3 Jan 2006 23:45:01.440000 | 2457479.421000 31 Mar 2016 22:06:14.400000 | 13.500 | 10.100 |
| DR | R C Dryden | 216 | 2454420.358300 15 Nov 2007 20:35:57.120000 | 2460286.704000 8 Dec 2023 04:53:45.600000 | 13.700 | 10.400 |
| BCP | C D Beech | 112 | 2454729.622200 20 Sep 2008 02:55:58.080000 | 2457849.649130 6 Apr 2017 03:34:44.832000 | 13.800 | 10.500 |
| BJ | B J Beesley | 301 | 2454572.642400 16 Apr 2008 03:25:03.360000 | 2455532.456200 1 Dec 2010 22:56:55.680000 | 14.000 | 9.900 |
| NF | N A Foster | 11 | 2455239.361100 11 Feb 2010 20:39:59.040000 | 2455329.421500 12 May 2010 22:06:57.600000 | 13.700 | 10.200 |
| WV | P B Withers | 1,423 | 2455348.466700 31 May 2010 23:12:02.880000 | 2460336.263000 26 Jan 2024 18:18:43.200000 | 14.100 | 10.200 |
| DDB | D Boyd | 1,758 | 2454978.390090 26 May 2009 21:21:43.776000 | 2454983.582220 1 Jun 2009 01:58:23.808000 | 11.961 | 10.730 |
| HUL | V Hull | 4 | 2456395.415000 12 Apr 2013 21:57:36.000000 | 2457292.612500 27 Sep 2015 02:42:00.000000 | 12.700 | 11.600 |
| TVA | T Vale | 248 | 2457011.419000 19 Dec 2014 22:03:21.600000 | 2460418.392000 17 Apr 2024 21:24:28.800000 | 14.100 | 10.300 |
| SJO | S Johnston | 341 | 2457479.475600 31 Mar 2016 23:24:51.840000 | 2458948.500380 9 Apr 2020 00:00:32.832000 | 14.433 | 10.848 |
| PGA | P G Abel | 14 | 2457597.481250 27 Jul 2016 23:33:00.000000 | 2460414.452780 13 Apr 2024 22:52:00.192000 | 13.400 | 10.600 |
| MJHN | J H Mallett | 22 | 2457693.557630 1 Nov 2016 01:22:59.232000 | 2458247.456363 8 May 2018 22:57:09.763200 | 13.763 | 10.522 |
| RPE | R Pearce | 16 | 2457836.399000 23 Mar 2017 21:34:33.600000 | 2459533.688000 15 Nov 2021 04:30:43.200000 | 13.624 | 11.200 |
| WPS | W Parkes | 14 | 2458076.379860 18 Nov 2017 21:06:59.904000 | 2458958.370490 18 Apr 2020 20:53:30.336000 | 13.706 | 10.492 |
| JL | M L Joslin | 42 | 2458403.458200 11 Oct 2018 22:59:48.480000 | 2460054.364500 19 Apr 2023 20:44:52.800000 | 13.500 | 11.300 |
| IWT | I L Walton | 27 | 2458877.566700 29 Jan 2020 01:36:02.880000 | 2460421.483930 20 Apr 2024 23:36:51.552000 | 13.793 | 10.184 |
| KGY | K Gurney | 3 | 2459272.533740 27 Feb 2021 00:48:35.136000 | 2459333.405280 28 Apr 2021 21:43:36.192000 | 11.954 | 11.773 |
| GPF | G Fleming | 10 | 2460361.451520 20 Feb 2024 22:50:11.328000 | 2460361.459660 20 Feb 2024 23:01:54.624000 | 11.122 | 11.041 |