Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| Total observations: | 3,160 | Minimum magnitude: | 13.650 | Maximum magnitude: | 6.790 | ||
| First observation: | JD 2401650.500000 | \ | 25 May 1863 00:00:00.000000 UT | Latest observation: | JD 2460094.486000 | \ | 29 May 2023 23:39:50.400000 UT |
| Observation Method | Number of Observations |
|---|---|
| Visual | 3,160 |
| Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
|---|---|---|---|---|---|---|
| D | F De Roy | 329 | 2422087.000000 8 May 1919 12:00:00.000000 | 2427714.000000 3 Oct 1934 12:00:00.000000 | 12.590 | 6.790 |
| BC | C L Brook | 13 | 2422485.000000 9 Jun 1920 12:00:00.000000 | 2423671.000000 8 Sep 1923 12:00:00.000000 | 13.650 | 9.390 |
| GI | N V Ginori | 45 | 2422578.000000 10 Sep 1920 12:00:00.000000 | 2423607.000000 6 Jul 1923 12:00:00.000000 | 12.860 | 7.520 |
| BH | C F Butterworth | 884 | 2422696.000000 6 Jan 1921 12:00:00.000000 | 2427803.000000 31 Dec 1934 12:00:00.000000 | 13.150 | 7.100 |
| CA | R G Chandra | 126 | 2422715.000000 25 Jan 1921 12:00:00.000000 | 2427737.000000 26 Oct 1934 12:00:00.000000 | 13.270 | 7.080 |
| MSX | A A Miles | 2 | 2422794.000000 14 Apr 1921 12:00:00.000000 | 2422795.000000 15 Apr 1921 12:00:00.000000 | 10.160 | 10.060 |
| WFH | W F H Waterfield | 128 | 2422796.000000 16 Apr 1921 12:00:00.000000 | 2424704.000000 7 Jul 1926 12:00:00.000000 | 13.150 | 7.180 |
| WI | J W Wilson | 23 | 2422969.000000 6 Oct 1921 12:00:00.000000 | 2423911.000000 5 May 1924 12:00:00.000000 | 11.380 | 7.080 |
| WB | H Webber | 143 | 2423555.000000 15 May 1923 12:00:00.000000 | 2427739.000000 28 Oct 1934 12:00:00.000000 | 13.150 | 7.300 |
| BN | A N Brown | 238 | 2423561.000000 21 May 1923 12:00:00.000000 | 2427694.000000 13 Sep 1934 12:00:00.000000 | 12.320 | 7.100 |
| WO | H Whichello | 58 | 2423573.000000 2 Jun 1923 12:00:00.000000 | 2426831.000000 3 May 1932 12:00:00.000000 | 12.370 | 7.300 |
| LI | W M Lindley | 117 | 2424082.000000 23 Oct 1924 12:00:00.000000 | 2427784.000000 12 Dec 1934 12:00:00.000000 | 12.500 | 7.320 |
| HL | F M Holborn | 352 | 2424726.000000 29 Jul 1926 12:00:00.000000 | 2427745.000000 3 Nov 1934 12:00:00.000000 | 13.150 | 7.300 |
| LH | A W Lane-Hall | 113 | 2425397.000000 30 May 1928 12:00:00.000000 | 2427515.000000 18 Mar 1934 12:00:00.000000 | 12.320 | 7.300 |
| HA | G P B Hallowes | 52 | 2425473.000000 14 Aug 1928 12:00:00.000000 | 2426625.000000 10 Oct 1931 12:00:00.000000 | 12.040 | 6.800 |
| TH | A D Thackeray | 53 | 2425705.000000 3 Apr 1929 12:00:00.000000 | 2426809.000000 11 Apr 1932 12:00:00.000000 | 12.150 | 7.590 |
| AY | F Addey | 3 | 2426184.000000 26 Jul 1930 12:00:00.000000 | 2427159.000000 27 Mar 1933 12:00:00.000000 | 11.600 | 7.740 |
| SF | R C I Shinkfield | 9 | 2426940.000000 20 Aug 1932 12:00:00.000000 | 2427648.000000 29 Jul 1934 12:00:00.000000 | 13.390 | 7.890 |
| WR | M L Webber | 28 | 2427484.000000 15 Feb 1934 12:00:00.000000 | 2427693.000000 12 Sep 1934 12:00:00.000000 | 11.700 | 8.990 |
| CS | J P M Cables | 9 | 2427513.000000 16 Mar 1934 12:00:00.000000 | 2427624.000000 5 Jul 1934 12:00:00.000000 | 10.620 | 7.460 |
| WS | E J W West | 14 | 2448793.434000 19 Jun 1992 22:24:57.600000 | 2449166.414500 27 Jun 1993 21:56:52.800000 | 12.700 | 8.600 |
| RJB | R J Bouma | 46 | 2450249.400000 14 Jun 1996 21:36:00.000000 | 2451824.300000 6 Oct 2000 19:12:00.000000 | 12.400 | 7.500 |
| VP | P Veleshchuk | 22 | 2450626.500000 27 Jun 1997 00:00:00.000000 | 2450727.300000 5 Oct 1997 19:12:00.000000 | 10.500 | 7.200 |
| ARB | A R Baransky | 1 | 2450696.300000 4 Sep 1997 19:12:00.000000 | 2450696.300000 4 Sep 1997 19:12:00.000000 | 7.700 | 7.700 |
| BHG | B H Granslo | 1 | 2450877.620000 5 Mar 1998 02:52:48.000000 | 2450877.620000 5 Mar 1998 02:52:48.000000 | 11.700 | 11.700 |
| TUB | V Tuboly | 3 | 2450924.385400 20 Apr 1998 21:14:58.560000 | 2451697.371000 1 Jun 2000 20:54:14.400000 | 11.800 | 10.800 |
| VYE | I Vyecheslav | 26 | 2451278.390000 9 Apr 1999 21:21:36.000000 | 2451322.370000 23 May 1999 20:52:48.000000 | 12.000 | 11.400 |
| AX | C M Allen | 22 | 2453906.425700 19 Jun 2006 22:13:00.480000 | 2455481.288200 11 Oct 2010 18:55:00.480000 | 12.400 | 7.500 |
| QM | T Markham | 37 | 2443760.361000 8 Sep 1978 20:39:50.400000 | 2457546.500000 7 Jun 2016 00:00:00.000000 | 9.200 | 7.000 |
| BAX | J Baxendell | 220 | 2401650.500000 25 May 1863 00:00:00.000000 | 2410212.500000 2 Nov 1886 00:00:00.000000 | 13.200 | 7.100 |
| TLH | T L Heywood | 8 | 2457573.538000 4 Jul 2016 00:54:43.200000 | 2458347.413000 16 Aug 2018 21:54:43.200000 | 9.700 | 7.900 |
| AG | S W Albrighton | 33 | 2458275.472000 5 Jun 2018 23:19:40.800000 | 2460089.441000 24 May 2023 22:35:02.400000 | 12.700 | 7.600 |
| TJ | J Toone | 1 | 2447014.442000 6 Aug 1987 22:36:28.800000 | 2447014.442000 6 Aug 1987 22:36:28.800000 | 8.300 | 8.300 |
| RPE | R Pearce | 1 | 2460094.486000 29 May 2023 23:39:50.400000 | 2460094.486000 29 May 2023 23:39:50.400000 | 8.100 | 8.100 |