	British Astronomical Association Supporting amateur astronomers since 1890		Home	Login
			Help

Observation Summary for Variable Star RY DRA

Total observations:	12,991		Minimum magnitude:	8.700	Maximum magnitude:	5.700
First observation:	JD 2439820.300000	\	25 Nov 1967 19:12:00.000000 UT	Latest observation:	JD 2460626.330000	\	11 Nov 2024 19:55:12.000000 UT

Observation Method	Number of Observations
Visual	12,185
CCD	27
CMOS	779

Back to Basic Summary

Summary by Year and Month

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	239	32	25	25	25	34	30	16	26	13	12	1	0
2023	447	53	68	24	35	48	28	19	28	34	36	55	19
2022	491	23	31	110	108	57	12	7	14	10	13	10	96
2021	155	23	21	15	20	14	10	13	6	11	7	9	6
2020	250	23	15	24	28	33	15	14	10	21	27	23	17
2019	144	11	13	14	9	7	8	7	12	14	20	17	12
2018	132	11	12	11	12	12	12	13	12	13	11	8	5
2017	110	12	6	8	7	10	11	8	14	10	8	9	7
2016	111	12	17	11	10	9	9	10	8	5	4	9	7
2015	114	15	14	16	11	8	8	7	5	7	7	7	9
2014	143	15	14	11	12	8	6	15	14	14	9	11	14
2013	140	9	9	13	13	11	9	11	11	12	15	13	14
2012	119	13	9	19	9	10	5	7	9	10	6	11	11
2011	105	11	10	8	12	8	9	6	7	9	8	9	8
2010	103	10	6	12	11	9	8	9	7	9	8	6	8
2009	112	11	6	10	12	12	11	12	7	9	6	7	9
2008	122	10	14	12	10	8	13	13	5	10	10	5	12
2007	135	14	8	13	8	8	9	13	8	16	11	12	15
2006	150	11	9	11	10	14	15	20	10	14	11	15	10
2005	121	13	8	9	6	8	11	9	13	10	9	13	12
2004	144	10	15	12	11	12	11	12	13	16	11	8	13
2003	224	23	20	26	14	15	10	19	25	21	21	16	14
2002	221	20	19	19	20	16	10	17	24	22	19	21	14
2001	213	18	19	18	23	16	16	14	16	15	20	15	23
2000	218	11	15	19	18	15	18	21	30	19	17	17	18
1999	258	21	17	25	19	15	16	22	30	30	22	23	18
1998	345	33	31	26	24	32	24	21	41	35	28	27	23
1997	209	11	14	23	15	18	18	14	22	19	23	19	13
1996	80	2	8	5	7	6	10	9	8	7	6	6	6
1995	241	20	18	30	18	19	17	19	35	21	23	12	9
1994	253	20	18	24	19	19	19	18	20	24	30	21	21
1993	245	23	19	25	16	19	19	23	24	22	18	16	21
1992	247	19	17	20	18	16	17	23	27	24	25	20	21
1991	192	22	13	15	15	10	10	15	22	22	12	22	14
1990	221	16	19	23	21	18	15	19	18	22	15	14	21
1989	266	27	29	28	17	22	20	19	27	16	25	24	12
1988	325	28	28	21	18	33	26	33	28	34	21	31	24
1987	327	26	22	28	35	24	18	25	30	26	32	31	30
1986	357	37	24	33	20	30	23	20	22	41	44	31	32
1985	432	38	37	42	49	36	17	33	51	36	43	22	28
1984	597	48	46	38	82	40	36	72	47	49	54	36	49
1983	409	36	28	44	35	23	20	30	37	29	49	38	40
1982	325	25	29	44	31	29	9	26	34	36	18	20	24
1981	242	24	16	17	27	21	9	14	33	22	25	22	12
1980	218	22	9	21	18	22	7	18	23	22	18	21	17
1979	238	20	13	22	24	24	10	21	24	27	19	19	15
1978	230	34	17	38	17	21	16	11	15	21	9	19	12
1977	261	27	20	26	24	19	15	18	20	30	32	13	17
1976	261	20	16	19	23	18	17	25	28	19	27	29	20
1975	381	41	29	38	32	38	40	26	41	30	31	18	17
1974	519	37	35	26	37	54	37	54	48	52	46	53	40
1973	351	13	22	33	19	21	28	20	39	48	28	39	41
1972	218	14	9	16	25	17	13	19	27	19	26	21	12
1971	248	18	24	21	31	29	4	33	21	0	28	23	16
1970	10	1	1	1	1	3	1	1	0	0	0	0	1
1969	14	2	0	4	1	0	2	1	2	2	0	0	0
1968	7	1	2	2	1	1	0	0	0	0	0	0	0
1967	1	0	0	0	0	0	0	0	0	0	0	1	0