	British Astronomical Association Supporting amateur astronomers since 1890		Home	Login
			Help

Observation Summary for Variable Star NSV 13857

Total observations:	1,455		Minimum magnitude:	6.700	Maximum magnitude:	4.680
First observation:	JD 2440866.351000	\	6 Oct 1970 20:25:26.400000 UT	Latest observation:	JD 2460232.594000	\	15 Oct 2023 02:15:21.600000 UT

Observation Method	Number of Observations
Visual	1,455

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	6	0	0	0	1	1	1	1	0	1	1	0	0
2022	5	2	0	0	0	0	0	0	0	2	0	0	1
2021	2	1	0	0	0	0	0	0	0	0	0	1	0
2020	28	0	1	3	3	4	2	2	3	3	2	3	2
2019	28	1	3	2	1	2	2	3	2	3	3	3	3
2018	27	3	3	2	1	5	2	3	3	4	1	0	0
2017	28	3	2	2	0	2	2	3	4	3	2	3	2
2016	34	1	4	3	4	3	2	3	3	1	3	4	3
2015	35	4	2	2	2	4	4	4	2	3	3	2	3
2014	42	5	5	2	3	4	2	5	4	5	2	3	2
2013	36	2	0	3	3	3	3	4	4	3	2	5	4
2012	32	7	2	2	2	3	0	2	5	2	1	2	4
2011	37	2	2	3	4	2	4	2	4	3	4	4	3
2010	30	3	2	1	3	3	3	4	2	1	3	2	3
2009	31	2	1	2	4	3	5	4	1	2	3	2	2
2008	31	2	1	4	3	2	3	2	2	3	3	3	3
2007	23	1	1	3	2	2	1	0	1	3	4	2	3
2006	33	3	3	1	3	3	1	4	2	3	3	5	2
2005	23	1	0	0	2	3	2	1	3	3	2	4	2
2004	22	2	2	1	2	2	2	2	2	1	2	2	2
2003	23	0	2	4	2	1	1	2	2	2	2	2	3
2001	6	1	1	0	0	0	0	0	0	0	0	1	3
1999	25	3	1	1	0	0	2	5	4	3	2	4	0
1998	6	3	0	0	0	1	0	0	0	0	0	1	1
1995	15	4	4	0	0	1	0	0	5	1	0	0	0
1994	51	0	0	0	0	0	0	2	8	18	13	7	3
1988	1	1	0	0	0	0	0	0	0	0	0	0	0
1987	79	7	1	4	2	2	6	9	10	11	11	9	7
1986	74	9	2	3	3	4	5	8	5	9	12	8	6
1985	66	3	1	3	1	5	2	8	9	7	10	9	8
1984	96	10	2	2	7	7	5	9	10	8	14	11	11
1983	31	2	2	0	1	1	0	0	1	1	6	5	12
1982	31	3	0	2	2	2	0	0	3	11	5	2	1
1981	30	6	0	1	1	1	0	0	1	2	6	5	7
1980	41	5	1	1	2	3	1	4	8	7	2	4	3
1979	50	7	7	2	3	3	3	0	4	6	4	5	6
1978	23	4	0	0	0	3	0	0	2	2	2	6	4
1977	43	2	0	0	0	4	3	4	3	4	11	8	4
1976	43	2	1	0	4	2	2	3	6	7	5	11	0
1975	39	5	1	0	1	5	2	0	6	3	4	9	3
1974	76	0	0	1	1	6	3	8	18	13	7	13	6
1973	72	4	1	0	1	5	7	8	15	10	8	5	8
1970	1	0	0	0	0	0	0	0	0	0	1	0	0