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Observation Summary for Variable Star RY UMA

Total observations:	11,443		Minimum magnitude:	8.500	Maximum magnitude:	6.500
First observation:	JD 2439341.600000	\	4 Aug 1966 02:24:00.000000 UT	Latest observation:	JD 2460980.431000	\	31 Oct 2025 22:20:38.400000 UT

Observation Method	Number of Observations
Visual	10,453
Photographic	25
CCD	23
DSLR	1
CMOS	941

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Summary by Year and Month

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2025	222	34	48	34	18	17	11	17	19	16	8	0	0
2024	366	38	37	37	24	40	35	24	46	25	30	22	8
2023	504	65	73	41	47	60	37	32	24	41	30	37	17
2022	544	77	75	80	79	40	30	12	34	15	27	31	44
2021	251	18	27	21	27	19	14	19	10	17	17	27	35
2020	289	17	22	27	31	37	19	26	18	28	20	26	18
2019	218	17	27	21	16	19	13	15	19	22	21	12	16
2018	214	14	17	15	16	27	20	19	21	21	19	14	11
2017	230	21	16	19	16	26	20	16	24	20	17	20	15
2016	255	24	28	23	25	21	11	23	32	20	16	19	13
2015	252	24	24	22	18	20	23	17	21	30	18	17	18
2014	273	27	25	31	22	22	19	26	23	21	19	15	23
2013	293	18	21	22	29	29	20	26	23	22	32	28	23
2012	286	31	23	36	19	30	17	19	29	24	17	19	22
2011	300	22	23	29	33	31	27	20	19	29	22	25	20
2010	187	12	12	19	15	19	15	16	13	16	22	17	11
2009	215	23	15	20	22	21	13	19	19	14	12	20	17
2008	158	14	11	16	11	10	17	15	5	12	18	13	16
2007	157	15	13	14	12	12	10	14	11	15	13	12	16
2006	206	17	16	12	15	17	18	20	17	17	16	20	21
2005	175	18	15	13	10	13	12	11	20	19	14	16	14
2004	154	14	15	13	12	11	12	10	13	14	14	11	15
2003	184	14	18	22	13	13	8	14	24	15	21	9	13
2002	221	22	23	23	23	12	12	17	22	14	18	19	16
2001	241	23	24	21	18	16	13	16	16	18	22	24	30
2000	209	16	20	20	17	15	9	16	21	19	19	15	22
1999	196	23	15	11	14	11	11	15	18	21	20	15	22
1998	260	32	25	21	21	17	9	12	32	19	22	26	24
1997	156	11	12	17	11	17	12	9	13	12	16	15	11
1996	131	5	16	5	13	8	13	11	14	12	12	13	9
1995	198	12	18	23	18	18	13	16	23	19	17	12	9
1994	213	18	15	22	19	13	17	18	23	18	24	11	15
1993	203	19	17	26	13	15	14	19	21	15	15	12	17
1992	207	16	10	16	14	20	9	20	19	18	23	19	23
1991	181	23	14	20	12	10	9	6	19	19	9	23	17
1990	190	23	19	20	19	14	11	15	12	15	18	10	14
1989	234	24	24	28	18	26	17	20	19	20	16	12	10
1988	342	27	30	28	24	31	20	23	30	35	41	26	27
1987	296	23	19	32	29	26	18	17	26	26	27	26	27
1986	283	27	24	27	15	23	16	16	22	37	25	24	27
1985	249	22	24	30	27	19	12	15	28	17	18	15	22
1984	273	28	19	17	40	25	17	24	26	18	25	15	19
1983	223	21	21	24	25	22	17	12	18	13	20	12	18
1982	234	19	22	28	21	22	9	22	29	26	13	10	13
1981	206	11	17	11	26	22	11	16	21	15	26	16	14
1980	142	16	7	18	15	13	4	12	12	15	8	9	13
1979	39	2	4	3	6	5	0	2	2	4	4	4	3
1978	7	0	0	0	0	1	0	0	2	0	1	1	2
1976	1	0	0	0	0	0	0	0	1	0	0	0	0
1975	5	3	2	0	0	0	0	0	0	0	0	0	0
1972	116	6	6	12	18	11	5	10	15	11	10	8	4
1971	141	11	11	11	23	25	3	22	11	0	11	8	5
1970	33	1	1	3	2	10	3	4	2	1	0	0	6
1969	14	2	0	5	1	0	2	1	2	1	0	0	0
1968	19	1	0	1	1	3	2	6	3	2	0	0	0
1967	32	2	1	3	1	1	4	3	2	4	3	2	6
1966	15	0	0	0	0	0	0	0	3	2	2	5	3