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Observation Summary for Variable Star S BOO

Total observations:	6,493		Minimum magnitude:	14.135	Maximum magnitude:	7.550
First observation:	JD 2412673.500000	\	29 Jul 1893 00:00:00.000000 UT	Latest observation:	JD 2460933.379000	\	14 Sep 2025 21:05:45.600000 UT

Observation Method	Number of Observations
Visual	6,441
CCD	52

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Summary by Year and Month

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2025	4	0	0	1	0	1	0	0	1	1	0	0	0
2024	6	0	0	1	0	1	1	0	1	1	1	0	0
2023	2	0	0	0	0	2	0	0	0	0	0	0	0
2022	3	0	0	0	0	0	0	1	1	1	0	0	0
2021	13	0	3	3	6	1	0	0	0	0	0	0	0
2020	24	2	0	5	5	6	2	0	0	4	0	0	0
2019	6	0	1	2	1	2	0	0	0	0	0	0	0
2018	8	0	0	1	2	3	1	1	0	0	0	0	0
2017	7	0	0	2	5	0	0	0	0	0	0	0	0
2016	1	0	0	0	0	0	0	0	0	0	0	0	1
2015	1	0	0	0	0	0	1	0	0	0	0	0	0
2013	1	0	0	0	1	0	0	0	0	0	0	0	0
2012	1	0	0	0	0	0	0	0	1	0	0	0	0
2010	4	0	0	0	4	0	0	0	0	0	0	0	0
2009	15	0	0	0	1	8	3	1	1	1	0	0	0
2008	2	0	0	0	1	0	0	1	0	0	0	0	0
2006	3	0	0	0	0	0	0	2	0	1	0	0	0
2002	1	0	0	0	0	1	0	0	0	0	0	0	0
2000	19	0	2	0	1	2	2	0	6	5	1	0	0
1999	8	0	1	0	2	0	2	0	0	2	1	0	0
1998	5	0	0	0	1	2	1	0	0	0	1	0	0
1997	3	0	0	0	0	0	0	0	1	1	1	0	0
1996	9	0	0	0	0	0	1	1	1	2	3	1	0
1993	8	0	0	2	2	3	1	0	0	0	0	0	0
1979	1	0	0	0	0	0	0	0	0	1	0	0	0
1974	18	1	2	1	2	3	1	2	1	3	1	1	0
1973	70	8	8	12	4	4	3	5	5	4	6	6	5
1972	74	7	4	10	7	5	4	5	4	6	8	8	6
1971	72	2	5	4	6	8	5	8	4	9	13	4	4
1970	20	1	4	0	1	3	1	1	2	4	2	0	1
1969	109	5	11	13	22	10	16	9	4	2	3	8	6
1968	161	5	14	19	12	16	24	19	27	18	5	1	1
1967	94	3	5	11	9	7	3	5	8	5	10	10	18
1966	31	0	3	3	5	9	4	1	2	0	1	1	2
1965	23	1	2	2	1	1	5	2	3	3	3	0	0
1964	26	1	3	1	2	3	2	2	2	5	1	3	1
1963	26	0	1	2	2	4	1	4	5	3	1	2	1
1962	28	2	2	1	2	0	5	5	4	4	1	0	2
1961	21	1	1	4	4	3	1	0	3	0	2	0	2
1960	38	0	0	2	3	3	3	2	2	7	4	5	7
1959	24	0	3	2	1	1	1	4	4	4	4	0	0
1958	14	2	0	0	1	1	3	1	1	1	3	1	0
1957	17	2	1	3	1	2	2	2	1	1	1	0	1
1956	21	2	0	1	6	3	2	2	3	1	1	0	0
1955	24	1	2	5	3	1	1	2	3	2	2	1	1
1954	23	0	1	2	4	3	1	2	4	2	1	1	2
1953	31	1	1	2	2	2	0	7	8	5	2	0	1
1952	23	0	0	3	2	2	1	3	1	3	5	2	1
1951	30	2	2	2	4	3	1	1	3	6	3	2	1
1950	46	2	4	7	8	4	4	1	4	3	4	3	2
1948	75	1	2	8	10	13	4	5	12	10	5	2	3
1946	181	3	16	18	26	21	13	19	21	14	9	9	12
1945	136	3	7	7	10	13	11	19	20	13	27	2	4
1944	72	3	8	13	11	3	1	0	4	9	12	5	3
1943	87	3	6	7	10	7	11	8	17	11	2	3	2
1942	70	4	5	3	4	5	5	8	8	16	8	2	2
1941	69	8	7	13	6	2	3	2	5	7	4	4	8
1940	150	7	9	22	21	25	23	12	15	9	6	0	1
1939	180	17	19	16	15	12	17	15	20	13	11	11	14
1938	1	1	0	0	0	0	0	0	0	0	0	0	0
1937	205	10	12	22	19	39	27	19	24	16	6	4	7
1936	205	14	13	23	17	11	11	9	27	26	23	16	15
1935	208	14	20	24	19	22	17	21	14	23	13	10	11
1934	248	15	13	33	21	25	17	32	24	30	11	10	17
1933	295	21	22	37	34	14	19	30	40	31	18	18	11
1932	275	21	25	41	33	24	22	19	20	11	19	19	21
1931	242	7	9	18	18	31	17	27	27	27	32	18	11
1930	241	32	22	27	19	12	6	8	20	28	23	24	20
1929	316	12	18	48	35	33	21	30	18	20	27	24	30
1928	266	26	26	19	16	21	18	30	23	35	22	17	13
1927	299	29	28	35	38	24	14	14	23	26	24	23	21
1926	250	9	13	28	29	24	23	18	18	18	24	22	24
1925	207	14	14	15	14	27	22	22	22	22	14	11	10
1924	210	22	22	33	21	13	12	13	12	16	17	13	16
1923	200	9	12	22	28	26	13	19	16	17	11	13	14
1922	218	14	17	12	12	27	20	25	31	22	19	11	8
1921	289	14	30	48	34	13	10	12	23	35	35	19	16
1920	44	1	2	3	3	3	3	2	0	5	8	9	5
1919	14	0	0	0	0	4	3	2	3	2	0	0	0
1895	3	0	0	1	0	0	0	0	1	1	0	0	0
1894	7	0	0	1	1	0	1	1	2	0	1	0	0
1893	11	0	0	0	0	0	0	1	2	5	1	2	0