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Observation Summary for Variable Star W AND

Total observations:	8,981		Minimum magnitude:	15.400	Maximum magnitude:	6.030
First observation:	JD 2419025.000000	\	19 Dec 1910 12:00:00.000000 UT	Latest observation:	JD 2460947.426000	\	28 Sep 2025 22:13:26.400000 UT

Observation Method	Number of Observations
Visual	8,871
CCD	60
CMOS	50

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Summary by Year and Month

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2025	34	11	15	4	1	0	0	0	1	2	0	0	0
2024	68	11	5	3	0	0	1	2	4	6	9	24	3
2023	58	9	5	1	1	0	2	3	8	10	7	7	5
2022	86	17	7	4	3	3	4	7	11	10	10	7	3
2021	57	4	5	4	4	2	4	2	4	11	5	8	4
2020	73	11	7	5	3	4	3	6	3	5	9	11	6
2019	40	5	5	3	1	2	3	3	3	4	5	4	2
2018	57	5	7	4	1	2	2	5	7	4	6	11	3
2017	46	9	6	9	2	3	3	1	1	0	3	5	4
2016	75	12	15	7	2	2	1	2	5	4	8	8	9
2015	74	15	10	7	2	0	0	2	4	7	8	10	9
2014	77	13	10	5	2	0	0	2	3	6	12	10	14
2013	79	6	8	4	2	0	1	5	6	6	13	16	12
2012	53	9	6	3	0	1	1	3	5	5	4	8	8
2011	48	6	4	2	1	0	2	2	3	6	5	8	9
2010	65	8	6	6	1	0	2	3	7	7	9	7	9
2009	107	12	4	6	6	6	7	10	13	11	9	8	15
2008	84	9	11	4	3	1	4	4	2	14	14	7	11
2007	85	9	10	8	2	3	1	5	5	12	12	11	7
2006	72	7	12	1	2	1	3	5	7	4	11	13	6
2005	63	11	10	2	3	1	3	1	5	8	4	8	7
2004	59	8	9	4	2	0	1	0	3	9	6	6	11
2003	104	17	14	14	4	1	1	2	5	13	11	9	13
2002	72	7	11	4	1	0	1	2	7	7	14	9	9
2001	62	10	5	5	0	0	0	2	6	6	8	11	9
2000	81	10	14	5	0	0	0	3	10	13	9	9	8
1999	108	13	10	8	1	0	1	5	12	17	15	13	13
1998	68	10	3	0	0	1	2	4	11	6	8	14	9
1997	68	5	6	6	1	2	2	6	5	10	11	9	5
1996	64	1	9	1	1	0	3	4	9	10	9	9	8
1995	85	9	9	5	1	0	1	8	14	12	11	10	5
1994	106	17	12	13	6	1	3	5	10	10	12	5	12
1993	93	10	7	7	0	1	3	8	11	12	9	11	14
1992	97	20	11	7	2	0	0	3	11	5	12	10	16
1991	85	13	11	11	5	0	0	0	5	10	8	12	10
1990	156	28	19	19	5	0	1	7	7	12	20	15	23
1989	241	38	31	17	2	0	3	7	27	24	35	37	20
1988	274	34	34	11	4	2	4	14	26	40	38	36	31
1987	268	19	17	17	2	0	5	17	37	38	47	39	30
1986	279	26	22	19	4	3	9	17	20	39	48	38	34
1985	232	20	27	20	5	3	8	15	20	28	29	29	28
1984	232	29	19	8	10	4	10	24	26	27	28	19	28
1983	204	17	27	24	10	0	3	11	19	21	28	19	25
1982	163	11	16	20	3	0	1	4	16	34	20	17	21
1981	153	23	22	6	0	1	1	9	20	23	21	17	10
1980	2	0	1	1	0	0	0	0	0	0	0	0	0
1979	5	1	2	2	0	0	0	0	0	0	0	0	0
1978	2	1	0	0	0	0	0	0	0	0	0	1	0
1977	2	0	0	0	0	0	0	0	1	0	1	0	0
1934	182	19	14	13	0	2	1	14	23	37	21	16	22
1933	184	13	11	8	3	9	8	22	33	27	19	16	15
1932	182	9	9	15	6	6	11	15	29	21	25	17	19
1931	212	10	14	20	12	12	10	11	20	28	34	24	17
1930	198	23	19	19	10	5	10	11	22	23	26	21	9
1929	251	22	18	40	19	16	10	20	25	35	22	14	10
1928	277	53	55	27	12	6	7	21	18	28	14	15	21
1927	253	43	28	35	9	9	13	15	13	16	18	23	31
1926	302	41	35	36	15	4	7	17	17	24	29	36	41
1925	291	30	36	30	17	8	10	15	13	22	27	37	46
1924	187	23	15	18	8	4	5	10	10	15	20	31	28
1923	178	17	11	8	8	2	0	10	20	25	26	24	27
1922	151	12	13	8	6	4	3	12	21	20	21	17	14
1921	171	14	11	11	2	5	7	17	23	32	18	15	16
1920	163	5	7	7	3	9	10	17	17	22	27	16	23
1919	162	4	4	17	7	10	10	9	18	24	24	15	20
1918	190	11	15	24	15	12	15	23	17	22	12	16	8
1917	199	13	24	27	20	10	17	18	15	21	16	7	11
1916	127	9	12	10	10	9	4	17	12	13	8	6	17
1915	93	12	9	9	5	4	4	12	9	8	4	7	10
1914	73	13	10	8	2	3	4	2	6	6	3	6	10
1913	56	7	4	6	1	3	3	1	5	7	7	4	8
1912	63	8	5	7	3	2	4	3	7	6	9	3	6
1911	68	9	6	3	2	2	1	9	9	4	7	7	9
1910	2	0	0	0	0	0	0	0	0	0	0	0	2