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Observation Summary for Variable Star OJ 287

Total observations:11,589Minimum magnitude: 17.214Maximum magnitude: 11.500
First observation:JD 2445012.376000\11 Feb 1982 21:01:26.400000 UTLatest observation:JD 2460634.004900\19 Nov 2024 12:07:03.360000 UT
Observation MethodNumber of Observations
CCD9,596
Visual1,959
DSLR6
CMOS28

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Summary by Stars

Observer IdObserver NameNumber of ObservationsFirst Observation JD / UTLatest Observation JD / UTMinimum MagnitudeMaximum Magnitude
DDBD Boyd5,1522454040.570360
1 Nov 2006 01:41:19.104000
2460365.368320
24 Feb 2024 20:50:22.848000
16.65413.348
TJJ Toone6912445012.376000
11 Feb 1982 21:01:26.400000
2460429.408000
28 Apr 2024 21:47:31.200000
16.20012.900
IWW J Worraker1002448681.415200
28 Feb 1992 21:57:53.280000
2454228.432600
7 May 2007 22:22:56.640000
15.50013.370
XGG Poyner2,1942448973.504800
17 Dec 1992 00:06:54.720000
2460634.004900
19 Nov 2024 12:07:03.360000
17.21413.100
JSDJ S Day42449369.470100
16 Jan 1994 23:16:56.640000
2449415.325000
3 Mar 1994 19:48:00.000000
14.94014.560
MDR W Middleton312450829.315900
15 Jan 1998 19:34:53.760000
2453458.329900
28 Mar 2005 19:55:03.360000
13.90012.800
MACJ Mackey12450867.295000
22 Feb 1998 19:04:48.000000
2450867.295000
22 Feb 1998 19:04:48.000000
15.70015.700
CPJC P Jones1292451232.427700
22 Feb 1999 22:15:53.280000
2458975.376000
5 May 2020 21:01:26.400000
16.42013.400
RKHR K Hunt282452371.361100
6 Apr 2002 20:39:59.040000
2453842.376000
16 Apr 2006 21:01:26.400000
15.30011.500
STOD Storey42453786.421500
19 Feb 2006 22:06:57.600000
2454202.412500
11 Apr 2007 21:54:00.000000
15.10014.800
SALG W Salmon42453829.383300
3 Apr 2006 21:11:57.120000
2453852.380600
26 Apr 2006 21:08:03.840000
15.56014.400
JZR D Januszewski112453774.541700
8 Feb 2006 01:00:02.880000
2457433.540000
15 Feb 2016 00:57:36.000000
14.80013.400
HFG M Hurst1652449417.354000
5 Mar 1994 20:29:45.600000
2459882.556250
30 Oct 2022 01:21:00.000000
16.10014.000
SCHS Coggins-Hill2342454723.742363
14 Sep 2008 05:49:00.163200
2454984.378132
1 Jun 2009 21:04:30.604800
16.04013.282
PIR D Pickard1,5272453760.492037
24 Jan 2006 23:48:31.996800
2459264.504660
19 Feb 2021 00:06:42.624000
16.41913.200
MOBM Mobberley3642453871.429860
15 May 2006 22:18:59.904000
2460633.022220
18 Nov 2024 12:31:59.808000
16.80014.410
MZI Miller2682454039.752350
31 Oct 2006 06:03:23.040000
2458082.646560
25 Nov 2017 03:31:02.784000
16.38913.945
TVAT Vale32458171.531000
22 Feb 2018 00:44:38.400000
2458227.466000
18 Apr 2018 23:11:02.400000
14.00014.000
WPSW Parkes62458210.382990
1 Apr 2018 21:11:30.336000
2458605.418060
1 May 2019 22:02:00.384000
15.36014.843
JLM L Joslin122458456.535700
4 Dec 2018 00:51:24.480000
2460441.422600
10 May 2024 22:08:32.640000
15.36013.300
IWTI L Walton322458619.378080
15 May 2019 21:04:26.112000
2460376.616220
7 Mar 2024 02:47:21.408000
16.27814.557
GPFG Fleming262458871.386040
22 Jan 2020 21:15:53.856000
2459658.491340
19 Mar 2022 23:47:31.776000
15.61214.559
DGSAG Darlington132458950.401710
10 Apr 2020 21:38:27.744000
2458955.406220
15 Apr 2020 21:44:57.408000
14.56314.274
SJOS Johnston2232458975.396350
5 May 2020 21:30:44.640000
2458985.421490
15 May 2020 22:06:56.736000
14.68713.437
RPER Pearce232459245.524000
31 Jan 2021 00:34:33.600000
2459577.705000
29 Dec 2021 04:55:12.000000
15.57314.305
DSDD Shepherd202459858.662780
6 Oct 2022 03:54:24.192000
2460429.389340
28 Apr 2024 21:20:38.976000
15.76414.829
DGBD G Buczynski82459862.604170
10 Oct 2022 02:30:00.288000
2459887.674000
4 Nov 2022 04:10:33.600000
16.08814.444
ISPI Sharp702460232.658692
15 Oct 2023 03:48:30.988800
2460255.644306
7 Nov 2023 03:27:48.038400
15.17114.101
PABOP Bouchier252460232.704000
15 Oct 2023 04:53:45.600000
2460273.686540
25 Nov 2023 04:28:37.056000
15.84913.664
BCPC D Beech52454768.695100
29 Oct 2008 04:40:56.640000
2454911.499300
20 Mar 2009 23:58:59.520000
15.80014.500
AJWA J Wilson1162453469.419000
8 Apr 2005 22:03:21.600000
2454464.966493
30 Dec 2007 11:11:44.995200
16.48014.218
PTR A H Paterson382453817.416700
22 Mar 2006 22:00:02.880000
2454594.400000
7 May 2008 21:36:00.000000
15.20012.900
HULV Hull22457108.492360
26 Mar 2015 23:48:59.904000
2457118.410420
5 Apr 2015 21:51:00.288000
14.00014.000
BJB J Beesley122455146.687500
11 Nov 2009 04:30:00.000000
2455531.719400
1 Dec 2010 05:15:56.160000
15.20014.300
KCC Knight42456357.887000
6 Mar 2013 09:17:16.800000
2456386.855000
4 Apr 2013 08:31:12.000000
15.00011.500
SFYJ Shears402453731.449688
26 Dec 2005 22:47:33.043200
2453784.335590
17 Feb 2006 20:03:14.976000
15.57513.710
GDCG D Coates42458912.412670
3 Mar 2020 21:54:14.688000
2458912.424040
3 Mar 2020 22:10:37.056000
15.09415.073