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British Astronomical Association Supporting amateur astronomers since 1890 |
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Total observations: | 2,347 | Minimum magnitude: | 6.600 | Maximum magnitude: | 4.510 | ||
First observation: | JD 2410590.500000 | \ | 15 Nov 1887 00:00:00.000000 UT | Latest observation: | JD 2460519.681000 | \ | 28 Jul 2024 04:20:38.400000 UT |
Observation Method | Number of Observations |
---|---|
Visual | 2,316 |
CCD | 9 |
CMOS | 22 |
Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
---|---|---|---|---|---|---|
BBU | R J Butler | 1 | 2440953.400000 1 Jan 1971 21:36:00.000000 | 2440953.400000 1 Jan 1971 21:36:00.000000 | 5.250 | 5.250 |
BML | B Morell | 5 | 2440953.500000 2 Jan 1971 00:00:00.000000 | 2440971.400000 19 Jan 1971 21:36:00.000000 | 5.850 | 5.350 |
CHA | A Chapman | 2 | 2440956.300000 4 Jan 1971 19:12:00.000000 | 2440971.300000 19 Jan 1971 19:12:00.000000 | 5.240 | 5.100 |
BSU | P G Sutherland | 1 | 2440963.300000 11 Jan 1971 19:12:00.000000 | 2440963.300000 11 Jan 1971 19:12:00.000000 | 4.920 | 4.920 |
JJ | C J Jackson | 2 | 2440965.300000 13 Jan 1971 19:12:00.000000 | 2440977.300000 25 Jan 1971 19:12:00.000000 | 6.000 | 5.950 |
NO | D J Northwood | 5 | 2440971.300000 19 Jan 1971 19:12:00.000000 | 2441248.300000 23 Oct 1971 19:12:00.000000 | 5.770 | 5.470 |
HC | C Henshaw | 54 | 2441136.700000 4 Jul 1971 04:48:00.000000 | 2451808.400000 20 Sep 2000 21:36:00.000000 | 6.170 | 5.260 |
HH | I D Howarth | 1 | 2441146.500000 14 Jul 1971 00:00:00.000000 | 2441146.500000 14 Jul 1971 00:00:00.000000 | 5.510 | 5.510 |
IS | J E Isles | 42 | 2440244.245000 22 Jan 1969 17:52:48.000000 | 2447836.359000 5 Nov 1989 20:36:57.600000 | 5.810 | 5.120 |
BI | J Bingham | 13 | 2441149.500000 17 Jul 1971 00:00:00.000000 | 2441646.300000 24 Nov 1972 19:12:00.000000 | 5.450 | 4.740 |
RD | D W Robinson | 8 | 2441150.500000 18 Jul 1971 00:00:00.000000 | 2441270.400000 14 Nov 1971 21:36:00.000000 | 5.470 | 4.830 |
YP | P Yates | 5 | 2441150.500000 18 Jul 1971 00:00:00.000000 | 2441251.400000 26 Oct 1971 21:36:00.000000 | 5.770 | 5.450 |
FM | V J Freeman | 2 | 2441164.600000 1 Aug 1971 02:24:00.000000 | 2441275.300000 19 Nov 1971 19:12:00.000000 | 5.770 | 5.760 |
QA | P Quadt | 21 | 2441187.700000 24 Aug 1971 04:48:00.000000 | 2441654.600000 3 Dec 1972 02:24:00.000000 | 5.770 | 5.240 |
VJ | J D Wise | 1 | 2441195.500000 1 Sep 1971 00:00:00.000000 | 2441195.500000 1 Sep 1971 00:00:00.000000 | 5.770 | 5.770 |
CM | M Currie | 2 | 2441231.300000 6 Oct 1971 19:12:00.000000 | 2441249.400000 24 Oct 1971 21:36:00.000000 | 5.340 | 4.980 |
GO | A Good | 6 | 2441231.300000 6 Oct 1971 19:12:00.000000 | 2441305.300000 19 Dec 1971 19:12:00.000000 | 5.700 | 5.080 |
CP | P R Clayton | 8 | 2441233.400000 8 Oct 1971 21:36:00.000000 | 2441573.400000 12 Sep 1972 21:36:00.000000 | 5.520 | 4.820 |
GE | A Gardner | 15 | 2441240.300000 15 Oct 1971 19:12:00.000000 | 2445621.415900 13 Oct 1983 21:58:53.760000 | 5.800 | 5.110 |
OS | A J Shorten | 3 | 2441247.300000 22 Oct 1971 19:12:00.000000 | 2441274.300000 18 Nov 1971 19:12:00.000000 | 5.490 | 5.230 |
BLD | G K Lloyd | 1 | 2441314.300000 28 Dec 1971 19:12:00.000000 | 2441314.300000 28 Dec 1971 19:12:00.000000 | 5.900 | 5.900 |
MM | I A Middlemist | 80 | 2441540.400000 10 Aug 1972 21:36:00.000000 | 2451520.333300 7 Dec 1999 19:59:57.120000 | 5.950 | 5.350 |
GH | T Gough | 1 | 2441562.400000 1 Sep 1972 21:36:00.000000 | 2441562.400000 1 Sep 1972 21:36:00.000000 | 5.440 | 5.440 |
WN | G Winstanley | 1 | 2441562.500000 2 Sep 1972 00:00:00.000000 | 2441562.500000 2 Sep 1972 00:00:00.000000 | 5.300 | 5.300 |
HF | G M Hurst | 1 | 2441669.300000 17 Dec 1972 19:12:00.000000 | 2441669.300000 17 Dec 1972 19:12:00.000000 | 5.470 | 5.470 |
NZ | I P Nartowicz | 89 | 2444815.489500 29 Jul 1981 23:44:52.800000 | 2450020.479100 29 Oct 1995 23:29:54.240000 | 6.050 | 4.810 |
RL | R Billington | 7 | 2444895.360400 17 Oct 1981 20:38:58.560000 | 2444939.375000 30 Nov 1981 21:00:00.000000 | 6.100 | 5.000 |
RHF | R B I Fraser | 193 | 2443747.469000 26 Aug 1978 23:15:21.600000 | 2459110.604000 18 Sep 2020 02:29:45.600000 | 5.930 | 5.080 |
AX | C M Allen | 1 | 2445014.289500 13 Feb 1982 18:56:52.800000 | 2445014.289500 13 Feb 1982 18:56:52.800000 | 5.470 | 5.470 |
IR | C M Briden | 6 | 2445315.291600 11 Dec 1982 18:59:54.240000 | 2458125.271000 6 Jan 2018 18:30:14.400000 | 5.400 | 4.700 |
TY | M D Taylor | 174 | 2445633.490200 25 Oct 1983 23:45:53.280000 | 2457029.240000 6 Jan 2015 17:45:36.000000 | 6.600 | 4.510 |
QM | T Markham | 256 | 2444609.257000 4 Jan 1981 18:10:04.800000 | 2457408.257000 20 Jan 2016 18:10:04.800000 | 6.200 | 5.500 |
UN | B R M Munden | 107 | 2445975.404100 1 Oct 1984 21:41:54.240000 | 2453002.251400 28 Dec 2003 18:02:00.960000 | 6.000 | 4.900 |
AG | S W Albrighton | 8 | 2446000.440900 26 Oct 1984 22:34:53.760000 | 2456662.344000 4 Jan 2014 20:15:21.600000 | 6.110 | 5.300 |
RAK | R A Kendall | 59 | 2446314.379800 5 Sep 1985 21:06:54.720000 | 2447142.311800 12 Dec 1987 19:28:59.520000 | 5.930 | 4.740 |
POG | G Pointer | 36 | 2447090.287500 21 Oct 1987 18:54:00.000000 | 2449710.352700 23 Dec 1994 20:27:53.280000 | 5.850 | 4.600 |
TJ | J Toone | 955 | 2443395.497000 8 Sep 1977 23:55:40.800000 | 2460519.681000 28 Jul 2024 04:20:38.400000 | 6.400 | 5.200 |
BS | T Brelstaff | 21 | 2447386.471500 12 Aug 1988 23:18:57.600000 | 2447586.284000 28 Feb 1989 18:48:57.600000 | 5.650 | 5.350 |
SMA | A Smeaton | 9 | 2447751.447200 12 Aug 1989 22:43:58.080000 | 2448892.318000 26 Sep 1992 19:37:55.200000 | 5.470 | 5.410 |
WEK | K West | 1 | 2447861.329800 30 Nov 1989 19:54:54.720000 | 2447861.329800 30 Nov 1989 19:54:54.720000 | 4.870 | 4.870 |
LVR | R Livingstone | 6 | 2448191.363100 26 Oct 1990 20:42:51.840000 | 2448516.375000 16 Sep 1991 21:00:00.000000 | 5.770 | 4.940 |
QRA | G Ramsay | 4 | 2448504.416600 4 Sep 1991 21:59:54.240000 | 2448566.329800 5 Nov 1991 19:54:54.720000 | 5.810 | 5.370 |
-SK | G Stefanopoulos | 1 | 2454056.314600 16 Nov 2006 19:33:01.440000 | 2454056.314600 16 Nov 2006 19:33:01.440000 | 5.600 | 5.600 |
BJ | B J Beesley | 5 | 2454805.438200 4 Dec 2008 22:31:00.480000 | 2455477.486100 7 Oct 2010 23:39:59.040000 | 5.700 | 5.300 |
RAF | R Braga | 2 | 2455542.429900 11 Dec 2010 22:19:03.360000 | 2455542.430600 11 Dec 2010 22:20:03.840000 | 5.100 | 5.100 |
BMD | B MacDonald | 3 | 2454404.409000 30 Oct 2007 21:48:57.600000 | 2456215.391000 14 Oct 2012 21:23:02.400000 | 6.100 | 5.500 |
MK | E E Markwick | 6 | 2410590.500000 15 Nov 1887 00:00:00.000000 | 2410624.500000 19 Dec 1887 00:00:00.000000 | 5.900 | 5.500 |
BAR | M Barrett | 14 | 2457272.539000 7 Sep 2015 00:56:09.600000 | 2459114.481000 21 Sep 2020 23:32:38.400000 | 5.900 | 5.000 |
TLH | T L Heywood | 46 | 2457573.535000 4 Jul 2016 00:50:24.000000 | 2460209.465000 21 Sep 2023 23:09:36.000000 | 6.000 | 5.700 |
RPE | R Pearce | 1 | 2457751.375000 28 Dec 2016 21:00:00.000000 | 2457751.375000 28 Dec 2016 21:00:00.000000 | 5.700 | 5.700 |
KGF | K Griffiths | 9 | 2458020.583000 24 Sep 2017 01:59:31.200000 | 2459113.372000 20 Sep 2020 20:55:40.800000 | 5.800 | 4.800 |
GPF | G Fleming | 31 | 2458819.267260 1 Dec 2019 18:24:51.264000 | 2460280.395800 1 Dec 2023 21:29:57.120000 | 5.541 | 4.955 |
DBS | D Dobbs | 16 | 2459493.354000 5 Oct 2021 20:29:45.600000 | 2459863.300000 10 Oct 2022 19:12:00.000000 | 6.000 | 5.200 |