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British Astronomical Association Supporting amateur astronomers since 1890 |
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Total observations: | 1,570 | Minimum magnitude: | 2.500 | Maximum magnitude: | 1.800 | ||
First observation: | JD 2411741.500000 | \ | 9 Jan 1891 00:00:00.000000 UT | Latest observation: | JD 2460307.394400 | \ | 28 Dec 2023 21:27:56.160000 UT |
Observation Method | Number of Observations |
---|---|
Visual | 1,570 |
Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
---|---|---|---|---|---|---|
RHF | R B I Fraser | 196 | 2441184.396000 20 Aug 1971 21:30:14.400000 | 2443040.330000 18 Sep 1976 19:55:12.000000 | 2.500 | 2.000 |
-SK | G Stefanopoulos | 14 | 2453992.329200 13 Sep 2006 19:54:02.880000 | 2455887.334000 21 Nov 2011 20:00:57.600000 | 2.400 | 2.100 |
MK | E E Markwick | 14 | 2411741.500000 9 Jan 1891 00:00:00.000000 | 2412086.500000 20 Dec 1891 00:00:00.000000 | 2.500 | 2.100 |
QM | T Markham | 512 | 2443872.771000 30 Dec 1978 06:30:14.400000 | 2457505.625000 27 Apr 2016 03:00:00.000000 | 2.500 | 2.000 |
DSC | D Scanlan | 84 | 2455035.406000 22 Jul 2009 21:44:38.400000 | 2458379.322000 17 Sep 2018 19:43:40.800000 | 2.400 | 1.800 |
KID | M K Kidger | 188 | 2457389.448000 1 Jan 2016 22:45:07.200000 | 2458917.382000 8 Mar 2020 21:10:04.800000 | 2.500 | 2.100 |
HF | G M Hurst | 467 | 2457609.429000 8 Aug 2016 22:17:45.600000 | 2459880.299000 27 Oct 2022 19:10:33.600000 | 2.400 | 2.000 |
IS | J E Isles | 10 | 2439730.596000 28 Aug 1967 02:18:14.400000 | 2440440.530000 7 Aug 1969 00:43:12.000000 | 2.400 | 1.900 |
TLH | T L Heywood | 26 | 2458341.417000 10 Aug 2018 22:00:28.800000 | 2460232.757000 15 Oct 2023 06:10:04.800000 | 2.400 | 2.200 |
RKH | R K Hunt | 58 | 2458472.343700 19 Dec 2018 20:14:55.680000 | 2460307.394400 28 Dec 2023 21:27:56.160000 | 2.400 | 2.200 |
TJ | J Toone | 1 | 2444686.330000 22 Mar 1981 19:55:12.000000 | 2444686.330000 22 Mar 1981 19:55:12.000000 | 2.100 | 2.100 |