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Observation Summary for Variable Star RV TAU

Total observations:	7,428		Minimum magnitude:	11.470	Maximum magnitude:	8.100
First observation:	JD 2433569.449300	\	14 Oct 1950 22:46:59.520000 UT	Latest observation:	JD 2460425.394000	\	24 Apr 2024 21:27:21.600000 UT

Observation Method	Number of Observations
Visual	7,366
CCD	28
DSLR	12
CMOS	22

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Summary by Year and Month

Year	Total	Jan	Feb	Mar	Apr	May	Jul	Aug	Sep	Oct	Nov	Dec
2024	16	7	3	3	3	0	0	0	0	0	0	0
2023	53	7	13	2	9	0	0	3	5	3	6	5
2022	75	14	14	14	7	0	0	4	4	4	7	7
2021	53	4	13	9	6	0	0	2	3	7	3	6
2020	75	18	16	11	3	0	0	1	5	5	10	6
2019	68	18	13	6	2	0	0	3	4	6	6	10
2018	79	16	23	10	3	1	0	3	3	5	7	8
2017	94	22	9	25	7	0	0	2	3	5	9	12
2016	118	17	22	22	7	1	1	5	3	4	17	19
2015	100	19	17	18	7	1	0	3	5	3	13	14
2014	105	17	18	20	5	0	1	2	3	7	12	20
2013	94	14	12	9	14	0	0	3	3	6	12	21
2012	110	23	16	28	4	0	1	4	4	2	12	16
2011	80	13	12	12	8	0	0	1	5	3	12	14
2010	103	17	15	18	7	0	0	6	4	11	15	10
2009	128	22	13	20	10	0	1	8	8	8	15	23
2008	128	21	27	18	4	0	0	3	7	15	16	17
2007	120	21	13	18	9	0	1	3	4	10	19	22
2006	89	15	17	9	7	0	0	2	2	4	20	13
2005	115	23	15	13	9	0	0	3	4	3	22	23
2004	96	21	14	11	6	0	0	3	4	6	10	21
2003	101	17	17	19	8	0	0	4	5	8	11	12
2002	103	20	21	21	14	0	0	1	3	3	12	8
2001	94	18	15	11	3	0	1	0	1	9	16	20
2000	69	10	10	10	4	0	0	2	6	3	11	13
1999	75	12	9	10	3	0	1	4	4	5	10	17
1998	73	17	15	8	5	0	0	3	1	3	9	12
1997	60	8	9	7	4	0	0	3	8	11	6	4
1996	44	8	11	4	5	0	0	0	1	3	6	6
1995	28	3	2	3	1	0	0	2	3	3	7	4
1994	81	18	11	11	5	0	0	5	3	10	6	12
1993	64	6	6	11	2	0	1	4	6	5	8	15
1992	67	16	10	9	1	0	0	1	2	5	8	15
1991	65	11	8	11	5	0	0	3	5	4	9	9
1990	108	24	20	25	10	0	0	0	4	5	10	10
1989	119	22	21	19	7	0	0	2	2	10	23	13
1988	151	24	27	18	10	0	3	7	8	14	19	21
1987	176	26	24	32	13	0	2	8	12	16	25	18
1986	210	34	23	30	12	0	0	4	14	27	33	33
1985	168	23	34	30	12	0	0	4	6	15	22	22
1984	189	39	27	18	15	0	0	2	9	20	21	38
1983	193	34	32	27	12	0	0	2	6	21	26	33
1982	193	33	30	44	12	0	0	3	10	14	19	28
1981	137	28	26	13	12	0	0	2	8	17	19	12
1980	143	18	12	14	9	0	0	6	14	18	27	25
1979	96	19	18	13	4	0	0	3	8	7	14	10
1978	141	38	14	26	7	0	0	1	11	11	21	12
1977	135	22	24	24	17	0	0	0	6	10	14	18
1976	152	26	23	34	11	0	0	3	4	5	25	21
1975	262	61	45	43	12	0	0	7	17	20	35	22
1974	272	32	32	25	25	0	2	21	31	19	46	39
1973	184	17	27	30	17	0	0	7	13	18	28	27
1972	43	2	4	7	0	0	0	3	1	4	13	9
1971	100	10	13	14	6	0	3	10	8	14	16	6
1970	99	13	13	16	3	0	0	5	6	11	21	11
1969	80	9	14	11	4	0	0	0	7	8	12	15
1968	125	15	20	20	8	0	0	2	14	18	9	19
1967	199	31	39	40	8	0	0	6	7	18	20	30
1966	140	14	14	24	7	0	0	6	10	9	19	37
1965	179	36	20	16	6	0	0	7	6	15	36	37
1964	121	11	14	8	2	0	0	4	20	15	21	26
1963	62	8	13	6	3	0	0	0	3	3	10	16
1962	48	2	5	7	4	0	0	0	2	7	8	13
1960	5	1	2	2	0	0	0	0	0	0	0	0
1959	16	3	2	3	1	0	0	0	1	2	1	3
1958	17	2	5	5	2	0	0	0	0	1	1	1
1957	14	2	2	4	0	0	0	0	1	1	2	2
1956	39	9	2	8	5	0	0	0	4	5	6	0
1955	68	10	9	8	9	0	0	1	5	12	7	7
1954	74	11	10	7	12	0	0	1	4	13	9	7
1953	37	3	5	7	5	0	0	1	1	4	7	4
1952	24	6	3	3	3	0	0	1	1	4	2	1
1951	75	9	8	13	13	0	0	2	7	11	4	8
1950	11	0	0	0	0	0	0	0	0	2	2	7