Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| Total observations: | 3,533 | Minimum magnitude: | 14.300 | Maximum magnitude: | 8.400 | ||
| First observation: | JD 2423166.000000 | \ | 21 Apr 1922 12:00:00.000000 UT | Latest observation: | JD 2460410.393750 | \ | 9 Apr 2024 21:27:00.000000 UT |
| Observation Method | Number of Observations |
|---|---|
| Visual | 3,164 |
| CCD | 9 |
| DSLR | 120 |
| CMOS | 240 |
| Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
|---|---|---|---|---|---|---|
| CA | R G Chandra | 17 | 2423166.000000 21 Apr 1922 12:00:00.000000 | 2427752.000000 10 Nov 1934 12:00:00.000000 | 12.900 | 9.500 |
| PH | T E R Phillips | 67 | 2423627.000000 26 Jul 1923 12:00:00.000000 | 2425911.000000 26 Oct 1929 12:00:00.000000 | 13.700 | 10.700 |
| LE | G H Lepper | 3 | 2423672.000000 9 Sep 1923 12:00:00.000000 | 2423697.000000 4 Oct 1923 12:00:00.000000 | 12.600 | 11.300 |
| BL | J Van Der Bilt | 29 | 2423796.000000 11 Jan 1924 12:00:00.000000 | 2424851.000000 1 Dec 1926 12:00:00.000000 | 13.700 | 10.600 |
| HA | G P B Hallowes | 173 | 2423839.000000 23 Feb 1924 12:00:00.000000 | 2426629.000000 14 Oct 1931 12:00:00.000000 | 13.600 | 10.200 |
| LI | W M Lindley | 9 | 2424166.000000 15 Jan 1925 12:00:00.000000 | 2427425.000000 18 Dec 1933 12:00:00.000000 | 12.800 | 10.200 |
| BA | M K Bappu | 155 | 2424237.000000 27 Mar 1925 12:00:00.000000 | 2427766.000000 24 Nov 1934 12:00:00.000000 | 14.300 | 9.300 |
| BK | T P Bhaskaran | 19 | 2424312.000000 10 Jun 1925 12:00:00.000000 | 2425051.000000 19 Jun 1927 12:00:00.000000 | 13.300 | 10.500 |
| SV | W H Steavenson | 79 | 2424315.000000 13 Jun 1925 12:00:00.000000 | 2427009.000000 28 Oct 1932 12:00:00.000000 | 13.700 | 11.000 |
| WFH | W F H Waterfield | 29 | 2424325.000000 23 Jun 1925 12:00:00.000000 | 2424704.000000 7 Jul 1926 12:00:00.000000 | 13.700 | 11.600 |
| SH | W L Shepherd | 23 | 2425332.000000 26 Mar 1928 12:00:00.000000 | 2425595.000000 14 Dec 1928 12:00:00.000000 | 13.400 | 10.800 |
| D | F De Roy | 78 | 2426633.000000 18 Oct 1931 12:00:00.000000 | 2427779.000000 7 Dec 1934 12:00:00.000000 | 11.250 | 9.670 |
| LH | A W Lane-Hall | 16 | 2426928.000000 8 Aug 1932 12:00:00.000000 | 2427515.000000 18 Mar 1934 12:00:00.000000 | 13.100 | 9.370 |
| BG | J H Bridger | 15 | 2427178.000000 15 Apr 1933 12:00:00.000000 | 2427709.000000 28 Sep 1934 12:00:00.000000 | 11.800 | 9.800 |
| HL | F M Holborn | 27 | 2427500.000000 3 Mar 1934 12:00:00.000000 | 2427798.000000 26 Dec 1934 12:00:00.000000 | 12.750 | 9.300 |
| IS | J E Isles | 43 | 2443264.371500 30 Apr 1977 20:54:57.600000 | 2447452.179100 17 Oct 1988 16:17:54.240000 | 12.000 | 10.200 |
| GJ | R J Godden | 45 | 2443344.500000 20 Jul 1977 00:00:00.000000 | 2445549.500000 3 Aug 1983 00:00:00.000000 | 13.040 | 9.100 |
| HO | A J Hollis | 9 | 2443365.465200 9 Aug 1977 23:09:53.280000 | 2443839.302000 26 Nov 1978 19:14:52.800000 | 13.000 | 11.000 |
| WV | P B Withers | 97 | 2443427.354100 10 Oct 1977 20:29:54.240000 | 2445691.300000 22 Dec 1983 19:12:00.000000 | 13.100 | 8.900 |
| PI | R D Pickard | 54 | 2443432.364500 15 Oct 1977 20:44:52.800000 | 2445853.400000 1 Jun 1984 21:36:00.000000 | 13.100 | 9.100 |
| AG | S W Albrighton | 86 | 2443658.465200 29 May 1978 23:09:53.280000 | 2458978.462000 8 May 2020 23:05:16.800000 | 13.000 | 9.100 |
| WH | P J Wheeler | 31 | 2443979.454800 15 Apr 1979 22:54:54.720000 | 2445469.500000 15 May 1983 00:00:00.000000 | 12.600 | 9.700 |
| XF | L J Higgins | 2 | 2444107.468700 21 Aug 1979 23:14:55.680000 | 2444114.434000 28 Aug 1979 22:24:57.600000 | 12.600 | 12.200 |
| YM | M R Bell | 5 | 2444114.395800 28 Aug 1979 21:29:57.120000 | 2444161.347200 14 Oct 1979 20:19:58.080000 | 11.800 | 11.300 |
| GD | M J Gainsford | 704 | 2444167.375000 20 Oct 1979 21:00:00.000000 | 2456447.442000 3 Jun 2013 22:36:28.800000 | 13.400 | 8.400 |
| DT | D Stott | 484 | 2444245.265900 6 Jan 1980 18:22:53.760000 | 2447513.226300 17 Dec 1988 17:25:52.320000 | 13.300 | 9.300 |
| KS | N S Kiernan | 3 | 2444334.586800 5 Apr 1980 02:04:59.520000 | 2444392.494400 1 Jun 1980 23:51:56.160000 | 10.970 | 10.600 |
| XG | G Poyner | 98 | 2444342.503400 13 Apr 1980 00:04:53.760000 | 2447464.313100 29 Oct 1988 19:30:51.840000 | 13.000 | 9.000 |
| EJ | J W L Ells | 21 | 2444521.302000 8 Oct 1980 19:14:52.800000 | 2445715.200000 15 Jan 1984 16:48:00.000000 | 12.400 | 8.930 |
| LK | K Lewis | 35 | 2444571.285400 27 Nov 1980 18:50:58.560000 | 2445124.571500 4 Jun 1982 01:42:57.600000 | 13.200 | 9.050 |
| RK | J W Rock | 25 | 2444722.500000 28 Apr 1981 00:00:00.000000 | 2444951.200000 12 Dec 1981 16:48:00.000000 | 11.050 | 8.900 |
| CH | R H Chambers | 37 | 2444750.500000 26 May 1981 00:00:00.000000 | 2447367.500000 25 Jul 1988 00:00:00.000000 | 12.800 | 9.300 |
| OT | S Hoste | 22 | 2444891.300000 13 Oct 1981 19:12:00.000000 | 2446359.300000 20 Oct 1985 19:12:00.000000 | 13.000 | 9.900 |
| RQ | K Robinson | 1 | 2444913.400000 4 Nov 1981 21:36:00.000000 | 2444913.400000 4 Nov 1981 21:36:00.000000 | 11.050 | 11.050 |
| NC | M J Nicholls | 124 | 2445091.399300 1 May 1982 21:34:59.520000 | 2448537.302000 7 Oct 1991 19:14:52.800000 | 13.100 | 9.500 |
| OP | E Spooner | 3 | 2445201.427000 19 Aug 1982 22:14:52.800000 | 2445221.368000 8 Sep 1982 20:49:55.200000 | 10.500 | 10.050 |
| OZ | D Couzin | 15 | 2445221.458300 8 Sep 1982 22:59:57.120000 | 2445319.347200 15 Dec 1982 20:19:58.080000 | 10.400 | 9.770 |
| VT | L R Stevens | 12 | 2447097.465200 28 Oct 1987 23:09:53.280000 | 2447476.454800 10 Nov 1988 22:54:54.720000 | 12.500 | 9.300 |
| MM | I A Middlemist | 14 | 2447445.322900 10 Oct 1988 19:44:58.560000 | 2452623.298600 14 Dec 2002 19:09:59.040000 | 11.600 | 9.700 |
| ARB | A R Baransky | 5 | 2449935.400000 5 Aug 1995 21:36:00.000000 | 2450727.400000 5 Oct 1997 21:36:00.000000 | 10.700 | 9.400 |
| VP | P Veleshchuk | 12 | 2450658.400000 28 Jul 1997 21:36:00.000000 | 2450746.300000 24 Oct 1997 19:12:00.000000 | 10.200 | 8.400 |
| EHH | E H Horsley | 1 | 2451049.475600 23 Aug 1998 23:24:51.840000 | 2451049.475600 23 Aug 1998 23:24:51.840000 | 9.500 | 9.500 |
| DR | R C Dryden | 299 | 2452940.336800 27 Oct 2003 20:04:59.520000 | 2460286.762000 8 Dec 2023 06:17:16.800000 | 13.600 | 9.400 |
| BJ | B J Beesley | 48 | 2454586.516000 30 Apr 2008 00:23:02.400000 | 2455516.384700 15 Nov 2010 21:13:58.080000 | 12.200 | 9.400 |
| CPM | C Mann | 3 | 2455016.471500 3 Jul 2009 23:18:57.600000 | 2455113.302100 8 Oct 2009 19:15:01.440000 | 10.500 | 9.700 |
| AX | C M Allen | 15 | 2455050.379900 6 Aug 2009 21:07:03.360000 | 2455506.336800 5 Nov 2010 20:04:59.520000 | 12.900 | 10.800 |
| BCP | C D Beech | 6 | 2455745.495100 2 Jul 2011 23:52:56.640000 | 2455770.467400 27 Jul 2011 23:13:03.360000 | 10.800 | 10.100 |
| HUL | V Hull | 18 | 2456477.501000 4 Jul 2013 00:01:26.400000 | 2457297.329800 1 Oct 2015 19:54:54.720000 | 12.300 | 11.200 |
| RPE | R Pearce | 1 | 2457664.361000 2 Oct 2016 20:39:50.400000 | 2457664.361000 2 Oct 2016 20:39:50.400000 | 9.700 | 9.700 |
| DMS | D Matthews | 120 | 2457978.493060 12 Aug 2017 23:50:00.384000 | 2460410.393750 9 Apr 2024 21:27:00.000000 | 13.320 | 9.700 |
| JL | M L Joslin | 49 | 2458256.410400 17 May 2018 21:50:58.560000 | 2458806.286000 18 Nov 2019 18:51:50.400000 | 12.600 | 9.400 |
| PT | R A H Paterson | 1 | 2458398.358000 6 Oct 2018 20:35:31.200000 | 2458398.358000 6 Oct 2018 20:35:31.200000 | 9.600 | 9.600 |
| GPF | G Fleming | 3 | 2458595.426870 21 Apr 2019 22:14:41.568000 | 2458819.204990 1 Dec 2019 16:55:11.136000 | 12.358 | 10.308 |
| RHF | R B I Fraser | 3 | 2443839.435000 26 Nov 1978 22:26:24.000000 | 2443996.419000 2 May 1979 22:03:21.600000 | 11.800 | 11.800 |
| CWS | C Watkins | 240 | 2459964.733542 20 Jan 2023 05:36:18.028800 | 2460367.644572 27 Feb 2024 03:28:11.020800 | 11.137 | 10.014 |