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British Astronomical Association Supporting amateur astronomers since 1890 |
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Total observations: | 7,019 | Minimum magnitude: | 9.400 | Maximum magnitude: | 6.500 | ||
First observation: | JD 2441005.700000 | \ | 23 Feb 1971 04:48:00.000000 UT | Latest observation: | JD 2460534.481600 | \ | 11 Aug 2024 23:33:30.240000 UT |
Observation Method | Number of Observations |
---|---|
Visual | 6,119 |
Photographic | 17 |
CCD | 34 |
CMOS | 849 |
Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
---|---|---|---|---|---|---|
HC | C Henshaw | 31 | 2441005.700000 23 Feb 1971 04:48:00.000000 | 2442048.677700 1 Jan 1974 04:15:53.280000 | 8.600 | 7.500 |
IS | J E Isles | 44 | 2441052.500000 11 Apr 1971 00:00:00.000000 | 2447444.258300 9 Oct 1988 18:11:57.120000 | 9.200 | 7.000 |
UP | D A Pickup | 2 | 2441061.400000 19 Apr 1971 21:36:00.000000 | 2441084.500000 13 May 1971 00:00:00.000000 | 7.800 | 7.600 |
RD | D W Robinson | 5 | 2441103.500000 1 Jun 1971 00:00:00.000000 | 2441262.700000 7 Nov 1971 04:48:00.000000 | 8.200 | 7.900 |
HH | I D Howarth | 2 | 2441146.500000 14 Jul 1971 00:00:00.000000 | 2441162.500000 30 Jul 1971 00:00:00.000000 | 8.500 | 8.100 |
GH | T Gough | 5 | 2441269.300000 13 Nov 1971 19:12:00.000000 | 2441915.843700 21 Aug 1973 08:14:55.680000 | 8.250 | 8.100 |
QA | P Quadt | 13 | 2441271.500000 16 Nov 1971 00:00:00.000000 | 2441654.500000 3 Dec 1972 00:00:00.000000 | 8.500 | 7.400 |
HY | P W Hornby | 39 | 2441421.400000 13 Apr 1972 21:36:00.000000 | 2442326.502000 6 Oct 1974 00:02:52.800000 | 8.400 | 7.200 |
CM | M Currie | 31 | 2441450.500000 13 May 1972 00:00:00.000000 | 2442048.237500 31 Dec 1973 17:42:00.000000 | 8.200 | 7.130 |
PM | M Poxon | 12 | 2441515.400000 16 Jul 1972 21:36:00.000000 | 2442652.455500 27 Aug 1975 22:55:55.200000 | 8.100 | 7.400 |
CP | P R Clayton | 1 | 2441539.500000 10 Aug 1972 00:00:00.000000 | 2441539.500000 10 Aug 1972 00:00:00.000000 | 6.800 | 6.800 |
HF | G M Hurst | 10 | 2441546.400000 16 Aug 1972 21:36:00.000000 | 2443382.431200 26 Aug 1977 22:20:55.680000 | 8.370 | 7.300 |
JB | B Jobson | 9 | 2441587.500000 27 Sep 1972 00:00:00.000000 | 2441796.434000 23 Apr 1973 22:24:57.600000 | 8.700 | 7.500 |
MM | I A Middlemist | 595 | 2441871.461800 7 Jul 1973 23:04:59.520000 | 2452617.246500 8 Dec 2002 17:54:57.600000 | 9.100 | 7.000 |
GE | A Gardner | 9 | 2441910.444400 15 Aug 1973 22:39:56.160000 | 2442202.489500 3 Jun 1974 23:44:52.800000 | 8.300 | 7.020 |
PC | C Pezzarossa | 3 | 2441927.399300 1 Sep 1973 21:34:59.520000 | 2441954.347200 28 Sep 1973 20:19:58.080000 | 8.030 | 7.670 |
HU | D Hufton | 123 | 2441949.459000 23 Sep 1973 23:00:57.600000 | 2444308.354800 9 Mar 1980 20:30:54.720000 | 8.000 | 7.300 |
TY | M D Taylor | 173 | 2442067.521500 20 Jan 1974 00:30:57.600000 | 2457021.238000 29 Dec 2014 17:42:43.200000 | 8.700 | 6.900 |
SR | R Steer | 2 | 2442276.393000 16 Aug 1974 21:25:55.200000 | 2442300.357600 9 Sep 1974 20:34:56.640000 | 8.000 | 7.700 |
WS | E J W West | 7 | 2442277.541600 18 Aug 1974 00:59:54.240000 | 2442373.275600 21 Nov 1974 18:36:51.840000 | 8.000 | 7.600 |
MX | L R Matthews | 32 | 2442283.447900 23 Aug 1974 22:44:58.560000 | 2443455.350600 7 Nov 1977 20:24:51.840000 | 8.400 | 7.400 |
YG | D L Young | 4 | 2442647.568000 23 Aug 1975 01:37:55.200000 | 2442692.402700 6 Oct 1975 21:39:53.280000 | 8.000 | 7.880 |
RHF | R B I Fraser | 161 | 2443146.364500 2 Jan 1977 20:44:52.800000 | 2450809.309000 26 Dec 1997 19:24:57.600000 | 8.740 | 6.780 |
HO | A J Hollis | 18 | 2443151.312500 7 Jan 1977 19:30:00.000000 | 2443506.350600 28 Dec 1977 20:24:51.840000 | 8.370 | 7.400 |
AG | S W Albrighton | 723 | 2443284.444400 20 May 1977 22:39:56.160000 | 2460502.469000 10 Jul 2024 23:15:21.600000 | 9.100 | 6.900 |
PRW | P R Winstanley | 1 | 2443874.330500 31 Dec 1978 19:55:55.200000 | 2443874.330500 31 Dec 1978 19:55:55.200000 | 7.620 | 7.620 |
LJ | J Lashley | 21 | 2443965.467300 1 Apr 1979 23:12:54.720000 | 2444453.554800 2 Aug 1980 01:18:54.720000 | 8.000 | 7.340 |
EP | B Espey | 4 | 2444522.434000 9 Oct 1980 22:24:57.600000 | 2444694.436100 30 Mar 1981 22:27:59.040000 | 8.450 | 7.300 |
NZ | I P Nartowicz | 89 | 2444813.420100 27 Jul 1981 22:04:56.640000 | 2450026.468700 4 Nov 1995 23:14:55.680000 | 8.200 | 7.100 |
VS | T G Saville | 27 | 2445023.461800 22 Feb 1982 23:04:59.520000 | 2445477.420100 22 May 1983 22:04:56.640000 | 8.300 | 7.200 |
AX | C M Allen | 17 | 2445052.684700 24 Mar 1982 04:25:58.080000 | 2455508.227800 7 Nov 2010 17:28:01.920000 | 8.200 | 7.300 |
OP | E Spooner | 38 | 2445103.452700 13 May 1982 22:51:53.280000 | 2446061.354100 26 Dec 1984 20:29:54.240000 | 8.900 | 7.300 |
OT | S Hoste | 17 | 2445216.334700 3 Sep 1982 20:01:58.080000 | 2446358.300000 19 Oct 1985 19:12:00.000000 | 8.900 | 7.400 |
SW | D R B Saw | 2 | 2445296.326300 22 Nov 1982 19:49:52.320000 | 2445320.260400 16 Dec 1982 18:14:58.560000 | 7.800 | 7.500 |
AQ | S Allmand | 66 | 2445470.409700 15 May 1983 21:49:58.080000 | 2446407.289500 7 Dec 1985 18:56:52.800000 | 8.700 | 6.900 |
QM | T Markham | 500 | 2444843.382000 26 Aug 1981 21:10:04.800000 | 2457546.493000 6 Jun 2016 23:49:55.200000 | 9.100 | 7.300 |
XG | G Poyner | 8 | 2445545.463800 29 Jul 1983 23:07:52.320000 | 2457997.410000 31 Aug 2017 21:50:24.000000 | 8.180 | 7.440 |
IN | G B Chaplin | 27 | 2445615.420100 7 Oct 1983 22:04:56.640000 | 2446030.260400 25 Nov 1984 18:14:58.560000 | 8.300 | 7.100 |
HB | M A Hather | 28 | 2445739.470800 8 Feb 1984 23:17:57.120000 | 2445970.318000 26 Sep 1984 19:37:55.200000 | 8.000 | 6.900 |
IJ | J S Smith | 124 | 2445792.357600 1 Apr 1984 20:34:56.640000 | 2447761.404100 22 Aug 1989 21:41:54.240000 | 8.680 | 6.930 |
QRA | G Ramsay | 101 | 2445793.430500 2 Apr 1984 22:19:55.200000 | 2449247.447900 16 Sep 1993 22:44:58.560000 | 8.900 | 7.050 |
AV | J E Agar | 9 | 2445918.412500 5 Aug 1984 21:54:00.000000 | 2446008.330500 3 Nov 1984 19:55:55.200000 | 8.200 | 7.450 |
RAK | R A Kendall | 75 | 2445924.406900 11 Aug 1984 21:45:56.160000 | 2447091.336800 22 Oct 1987 20:04:59.520000 | 8.300 | 7.200 |
GRN | R N Goodger | 1 | 2446029.463800 24 Nov 1984 23:07:52.320000 | 2446029.463800 24 Nov 1984 23:07:52.320000 | 7.800 | 7.800 |
DS | D M Swain | 70 | 2446067.358300 1 Jan 1985 20:35:57.120000 | 2449928.436800 29 Jul 1995 22:28:59.520000 | 8.720 | 7.000 |
UT | A Hutchings | 22 | 2446570.420100 19 May 1986 22:04:56.640000 | 2446913.384700 27 Apr 1987 21:13:58.080000 | 8.630 | 7.350 |
TJ | J Toone | 1,433 | 2443317.486000 22 Jun 1977 23:39:50.400000 | 2460519.651000 28 Jul 2024 03:37:26.400000 | 9.100 | 6.900 |
FRW | R W Fleet | 43 | 2447269.439500 17 Apr 1988 22:32:52.800000 | 2448418.447900 10 Jun 1991 22:44:58.560000 | 8.780 | 6.780 |
SMA | A Smeaton | 4 | 2447751.447200 12 Aug 1989 22:43:58.080000 | 2448087.454800 14 Jul 1990 22:54:54.720000 | 7.830 | 7.430 |
WEK | K West | 4 | 2447760.476300 21 Aug 1989 23:25:52.320000 | 2447802.349300 2 Oct 1989 20:22:59.520000 | 8.050 | 7.700 |
ON | N M Bone | 15 | 2448037.548600 26 May 1990 01:09:59.040000 | 2451073.381900 16 Sep 1998 21:09:56.160000 | 8.540 | 7.140 |
POG | G Pointer | 31 | 2448038.445800 26 May 1990 22:41:57.120000 | 2449606.392300 10 Sep 1994 21:24:54.720000 | 8.200 | 7.200 |
LUB | T Lubek | 33 | 2448181.420800 16 Oct 1990 22:05:57.120000 | 2448954.244400 27 Nov 1992 17:51:56.160000 | 8.500 | 7.100 |
LVR | R Livingstone | 2 | 2448339.373600 23 Mar 1991 20:57:59.040000 | 2448361.404800 14 Apr 1991 21:42:54.720000 | 8.030 | 7.500 |
SEL | S Elliott | 2 | 2448493.375000 24 Aug 1991 21:00:00.000000 | 2448498.427000 29 Aug 1991 22:14:52.800000 | 7.500 | 7.300 |
JSD | J S Day | 195 | 2448635.775000 14 Jan 1992 06:36:00.000000 | 2454653.299300 5 Jul 2008 19:10:59.520000 | 8.720 | 6.900 |
EA | S J Evans | 20 | 2448756.429100 13 May 1992 22:17:54.240000 | 2449147.482600 8 Jun 1993 23:34:56.640000 | 8.150 | 6.720 |
OHB | B O'Halloran | 11 | 2448827.487500 23 Jul 1992 23:42:00.000000 | 2449978.370100 17 Sep 1995 20:52:56.640000 | 8.630 | 7.370 |
GAV | D Gavine | 370 | 2448926.524300 31 Oct 1992 00:34:59.520000 | 2458583.427000 9 Apr 2019 22:14:52.800000 | 9.000 | 6.900 |
MIN | R Minty | 19 | 2449091.461800 13 Apr 1993 23:04:59.520000 | 2449478.481200 5 May 1994 23:32:55.680000 | 8.000 | 7.200 |
NBR | N Britton | 2 | 2449360.342300 7 Jan 1994 20:12:54.720000 | 2449382.473600 29 Jan 1994 23:21:59.040000 | 7.530 | 7.340 |
BHG | B H Granslo | 7 | 2450519.370000 11 Mar 1997 20:52:48.000000 | 2450784.220000 1 Dec 1997 17:16:48.000000 | 8.400 | 8.000 |
DT | D Stott | 73 | 2450816.265900 2 Jan 1998 18:22:53.760000 | 2451176.238800 28 Dec 1998 17:43:52.320000 | 7.950 | 7.350 |
SJO | S Johnston | 45 | 2450693.585000 2 Sep 1997 02:02:24.000000 | 2451870.886800 22 Nov 2000 09:16:59.520000 | 8.600 | 7.340 |
KHO | K Holland | 1 | 2451134.348600 16 Nov 1998 20:21:59.040000 | 2451134.348600 16 Nov 1998 20:21:59.040000 | 8.000 | 8.000 |
TIH | T Hoare | 2 | 2451608.434000 4 Mar 2000 22:24:57.600000 | 2451616.417300 12 Mar 2000 22:00:54.720000 | 7.400 | 7.300 |
FAR | J Farrer | 1 | 2451664.506900 30 Apr 2000 00:09:56.160000 | 2451664.506900 30 Apr 2000 00:09:56.160000 | 7.400 | 7.400 |
PJC | P J Charleton | 26 | 2451840.322900 22 Oct 2000 19:44:58.560000 | 2452751.399300 21 Apr 2003 21:34:59.520000 | 8.300 | 7.300 |
GX | D Griffin | 70 | 2452548.006300 30 Sep 2002 12:09:04.320000 | 2455849.243100 14 Oct 2011 17:50:03.840000 | 9.400 | 7.200 |
STO | D Storey | 1 | 2453022.578500 18 Jan 2004 01:53:02.400000 | 2453022.578500 18 Jan 2004 01:53:02.400000 | 7.500 | 7.500 |
CPM | C Mann | 3 | 2455006.466000 23 Jun 2009 23:11:02.400000 | 2456088.435400 9 Jun 2012 22:26:58.560000 | 8.500 | 7.500 |
BJ | B J Beesley | 14 | 2454734.442400 24 Sep 2008 22:37:03.360000 | 2455501.422900 31 Oct 2010 22:08:58.560000 | 8.600 | 7.400 |
LMC | L McCalman | 46 | 2452347.431900 13 Mar 2002 22:21:56.160000 | 2453692.430600 17 Nov 2005 22:20:03.840000 | 8.900 | 7.400 |
BMD | B MacDonald | 5 | 2454196.476000 5 Apr 2007 23:25:26.400000 | 2455679.488200 27 Apr 2011 23:43:00.480000 | 8.100 | 7.100 |
BMB | B MacDonald | 5 | 2455983.570100 26 Feb 2012 01:40:56.640000 | 2456039.500700 22 Apr 2012 00:01:00.480000 | 8.000 | 7.500 |
BAR | M Barrett | 48 | 2456415.388000 2 May 2013 21:18:43.200000 | 2459114.460000 21 Sep 2020 23:02:24.000000 | 8.700 | 6.500 |
NF | N A Foster | 15 | 2456014.369000 27 Mar 2012 20:51:21.600000 | 2456658.270000 31 Dec 2013 18:28:48.000000 | 8.000 | 7.200 |
GJ | R J Godden | 1 | 2454347.382000 3 Sep 2007 21:10:04.800000 | 2454347.382000 3 Sep 2007 21:10:04.800000 | 9.300 | 9.300 |
RPE | R Pearce | 6 | 2457261.552000 27 Aug 2015 01:14:52.800000 | 2459518.354000 30 Oct 2021 20:29:45.600000 | 8.000 | 7.000 |
WJAA | J Whinfrey | 1 | 2457328.362000 1 Nov 2015 20:41:16.800000 | 2457328.362000 1 Nov 2015 20:41:16.800000 | 8.000 | 8.000 |
TLH | T L Heywood | 100 | 2457573.517000 4 Jul 2016 00:24:28.800000 | 2459939.757000 26 Dec 2022 06:10:04.800000 | 8.600 | 7.500 |
CMY | M Crook | 6 | 2457684.299000 22 Oct 2016 19:10:33.600000 | 2458087.330000 29 Nov 2017 19:55:12.000000 | 7.800 | 7.200 |
KGF | K Griffiths | 2 | 2457934.566000 30 Jun 2017 01:35:02.400000 | 2458019.625000 23 Sep 2017 03:00:00.000000 | 8.300 | 8.000 |
GPF | G Fleming | 42 | 2458385.347960 23 Sep 2018 20:21:03.744000 | 2460177.433210 20 Aug 2023 22:23:49.344000 | 8.350 | 7.228 |
RKH | R K Hunt | 112 | 2458552.585900 10 Mar 2019 02:03:41.760000 | 2460534.481600 11 Aug 2024 23:33:30.240000 | 8.700 | 6.800 |
RAD | M Radice | 1 | 2458819.388000 1 Dec 2019 21:18:43.200000 | 2458819.388000 1 Dec 2019 21:18:43.200000 | 7.100 | 7.100 |
JES | C J Evans | 20 | 2459359.492000 24 May 2021 23:48:28.800000 | 2459912.302000 28 Nov 2022 19:14:52.800000 | 8.500 | 7.200 |
DNN | D Nicholson | 1 | 2459637.410000 26 Feb 2022 21:50:24.000000 | 2459637.410000 26 Feb 2022 21:50:24.000000 | 7.100 | 7.100 |
NMC | C Newman | 3 | 2459620.707000 10 Feb 2022 04:58:04.800000 | 2459678.422000 8 Apr 2022 22:07:40.800000 | 7.600 | 7.200 |
CWS | C Watkins | 841 | 2459631.667778 21 Feb 2022 04:01:36.019200 | 2460529.472575 6 Aug 2024 23:20:30.480000 | 8.022 | 7.098 |
DHS | D Hale-Sutton | 14 | 2459695.408000 25 Apr 2022 21:47:31.200000 | 2460402.419000 1 Apr 2024 22:03:21.600000 | 8.200 | 7.100 |
IW | W J Worraker | 22 | 2459812.391000 20 Aug 2022 21:23:02.400000 | 2460280.374000 1 Dec 2023 20:58:33.600000 | 8.200 | 7.200 |