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Observation Summary for Variable Star NSV 15889

Total observations:	2,297		Minimum magnitude:	8.300	Maximum magnitude:	6.900
First observation:	JD 2441162.501000	\	30 Jul 1971 00:01:26.400000 UT	Latest observation:	JD 2460208.521000	\	21 Sep 2023 00:30:14.400000 UT

Observation Method	Number of Observations
Visual	2,297

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Summary by Stars

Observer Id	Observer Name	Number of Observations	First Observation JD / UT	Latest Observation JD / UT	Minimum Magnitude	Maximum Magnitude
QM	T Markham	679	2446045.420000 10 Dec 1984 22:04:48.000000	2457546.542000 7 Jun 2016 01:00:28.800000	8.000	7.500
AG	S W Albrighton	617	2443207.347200 4 Mar 1977 20:19:58.080000	2457587.438000 17 Jul 2016 22:30:43.200000	8.200	7.500
RPE	R Pearce	2	2457836.368000 23 Mar 2017 20:49:55.200000	2457867.431000 23 Apr 2017 22:20:38.400000	8.100	8.100
AX	C M Allen	6	2444854.507000 7 Sep 1981 00:10:04.800000	2446170.404000 14 Apr 1985 21:41:45.600000	7.700	7.000
GH	T Gough	7	2441271.378000 15 Nov 1971 21:04:19.200000	2441932.013900 6 Sep 1973 12:20:00.960000	8.100	7.700
HB	M A Hather	82	2445545.508000 30 Jul 1983 00:11:31.200000	2446059.323000 24 Dec 1984 19:45:07.200000	8.100	7.500
IS	J E Isles	21	2446827.359000 31 Jan 1987 20:36:57.600000	2447157.473000 27 Dec 1987 23:21:07.200000	8.100	7.700
UP	D A Pickup	9	2441162.501000 30 Jul 1971 00:01:26.400000	2441397.549000 21 Mar 1972 01:10:33.600000	8.000	7.600
QRA	G Ramsay	191	2445624.437000 16 Oct 1983 22:29:16.800000	2449247.444400 16 Sep 1993 22:39:56.160000	8.300	6.900
OP	E Spooner	30	2445239.388000 26 Sep 1982 21:18:43.200000	2446061.354000 26 Dec 1984 20:29:45.600000	8.200	7.000
DS	D M Swain	44	2446141.338000 16 Mar 1985 20:06:43.200000	2447198.420800 6 Feb 1988 22:05:57.120000	8.000	7.500
TT	T Tanti	2	2446112.312000 15 Feb 1985 19:29:16.800000	2446163.312000 7 Apr 1985 19:29:16.800000	7.900	7.800
IW	W J Worraker	26	2445195.481000 13 Aug 1982 23:32:38.400000	2445729.753000 30 Jan 1984 06:04:19.200000	8.100	7.600
VR	M Beveridge	2	2446709.477000 5 Oct 1986 23:26:52.800000	2446718.541000 15 Oct 1986 00:59:02.400000	8.100	8.100
BS	T Brelstaff	54	2442276.531300 17 Aug 1974 00:45:04.320000	2444363.413000 3 May 1980 21:54:43.200000	8.000	7.400
CM	M Currie	15	2441886.434700 22 Jul 1973 22:25:58.080000	2442048.304900 31 Dec 1973 19:19:03.360000	7.900	7.400
HY	P W Hornby	19	2441684.505600 2 Jan 1973 00:08:03.840000	2442405.606300 24 Dec 1974 02:33:04.320000	8.300	7.300
HU	D Hufton	91	2441978.367400 22 Oct 1973 20:49:03.360000	2443838.282600 25 Nov 1978 18:46:56.640000	8.100	7.700
JB	B Jobson	3	2441709.431900 26 Jan 1973 22:21:56.160000	2441743.326400 1 Mar 1973 19:50:00.960000	7.700	7.600
PC	C Pezzarossa	3	2441932.371500 6 Sep 1973 20:54:57.600000	2441961.347200 5 Oct 1973 20:19:58.080000	7.800	7.600
TY	M D Taylor	31	2442047.547900 31 Dec 1973 01:08:58.560000	2446844.371000 17 Feb 1987 20:54:14.400000	8.200	7.400
BT	G K Broadbent	86	2442279.446500 19 Aug 1974 22:42:57.600000	2442775.259700 28 Dec 1975 18:13:58.080000	8.100	7.200
REI	N Ried	13	2442336.357600 15 Oct 1974 20:34:56.640000	2442682.447900 26 Sep 1975 22:44:58.560000	7.900	7.200
RT	D A Rothery	5	2442359.451400 7 Nov 1974 22:50:00.960000	2442724.423600 7 Nov 1975 22:09:59.040000	7.900	7.600
SB	A B Scott	6	2442549.566000 17 May 1975 01:35:02.400000	2442713.427100 27 Oct 1975 22:15:01.440000	8.200	7.900
HO	A J Hollis	20	2443112.340300 29 Nov 1976 20:10:01.920000	2443506.340300 28 Dec 1977 20:10:01.920000	8.100	7.300
ZP	P Mcgenity	36	2443389.390300 2 Sep 1977 21:22:01.920000	2443868.376400 25 Dec 1978 21:02:00.960000	8.100	7.600
RHF	R B I Fraser	83	2443750.466700 29 Aug 1978 23:12:02.880000	2447274.437000 22 Apr 1988 22:29:16.800000	8.000	7.500
BAR	M Barrett	24	2457033.451000 10 Jan 2015 22:49:26.400000	2458396.385000 4 Oct 2018 21:14:24.000000	8.200	7.400
TLH	T L Heywood	90	2457573.521000 4 Jul 2016 00:30:14.400000	2460208.521000 21 Sep 2023 00:30:14.400000	8.000	7.500