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Observation Summary for Variable Star CN ORI

Total observations:	7,029		Minimum magnitude:	16.160	Maximum magnitude:	10.720
First observation:	JD 2438311.687500	\	9 Oct 1963 04:30:00.000000 UT	Latest observation:	JD 2460410.358000	\	9 Apr 2024 20:35:31.200000 UT

Observation Method	Number of Observations
Visual	6,966
CCD	53
CMOS	10

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Summary by Year and Month

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	34	14	10	9	1	0	0	0	0	0	0	0	0
2023	75	20	22	1	13	0	0	0	0	3	2	7	7
2022	100	26	26	20	2	0	0	0	0	2	9	7	8
2021	91	13	39	16	5	0	0	0	0	2	2	7	7
2020	83	23	17	21	2	0	0	0	2	6	2	5	5
2019	92	24	22	15	1	0	0	0	0	8	5	5	12
2018	76	14	22	8	1	0	0	0	0	7	6	7	11
2017	81	21	7	21	1	0	0	0	0	5	5	9	12
2016	92	10	28	20	1	0	0	0	1	2	3	12	15
2015	102	22	27	21	4	0	0	0	1	10	6	5	6
2014	104	21	21	26	2	0	0	0	0	7	8	5	14
2013	90	12	20	10	10	0	0	0	1	5	4	9	19
2012	129	32	24	28	1	0	0	1	1	5	6	9	22
2011	79	13	14	16	4	0	0	0	0	6	5	6	15
2010	125	23	23	30	1	0	0	0	2	6	18	11	11
2009	111	22	16	22	2	0	0	0	1	8	11	15	14
2008	124	30	43	18	2	0	0	0	0	5	10	5	11
2007	113	28	19	13	6	0	0	0	0	6	6	11	24
2006	95	21	21	15	2	0	0	0	0	5	5	15	11
2005	89	27	18	8	6	0	0	0	0	6	3	7	14
2004	91	25	21	14	1	0	0	0	0	3	5	8	14
2003	189	47	51	43	6	0	0	0	1	4	4	9	24
2002	85	21	24	17	4	0	0	0	0	2	5	5	7
2001	100	21	21	23	0	0	0	0	0	1	4	11	19
2000	203	44	53	38	3	0	0	0	1	5	12	21	26
1999	202	41	44	44	1	0	0	0	0	3	13	12	44
1998	130	41	33	14	0	0	0	0	0	1	6	15	20
1997	131	23	31	31	2	0	0	0	0	3	10	15	16
1996	88	6	29	8	0	0	0	0	0	6	12	12	15
1995	150	38	35	43	0	0	0	0	0	5	4	17	8
1994	140	35	30	26	5	0	0	0	0	4	9	5	26
1993	119	22	17	32	3	0	0	0	0	4	7	10	24
1992	92	25	27	8	1	0	0	0	0	0	5	6	20
1991	140	51	25	17	5	0	0	0	0	2	4	13	23
1990	162	42	35	35	8	0	0	0	0	1	6	12	23
1989	217	52	54	43	9	0	0	0	0	4	10	33	12
1988	313	58	76	34	11	0	0	0	18	29	20	29	38
1987	282	53	36	52	11	3	0	0	3	26	32	30	36
1986	252	44	38	42	20	0	0	0	0	7	16	29	56
1985	166	34	39	36	5	0	0	0	0	3	14	16	19
1984	152	40	30	17	9	0	0	0	0	4	7	12	33
1983	182	30	45	30	5	4	0	0	0	4	10	13	41
1982	132	25	22	36	1	0	0	0	0	1	5	14	28
1981	135	34	40	8	3	0	0	0	0	5	7	21	17
1980	173	32	23	22	15	0	0	0	0	5	13	32	31
1979	127	28	26	19	0	0	0	0	0	7	7	19	21
1978	68	24	7	15	3	0	0	0	0	0	1	11	7
1977	22	4	5	7	2	0	0	0	0	0	0	0	4
1976	79	22	11	21	2	0	0	0	0	0	2	12	9
1975	102	32	13	21	2	0	0	0	0	0	3	16	15
1974	108	31	20	15	1	0	0	0	0	4	0	19	18
1973	213	21	41	47	8	0	0	0	0	6	21	34	35
1972	76	4	15	14	2	0	0	0	0	0	7	15	19
1971	68	4	21	9	2	0	0	0	0	2	9	16	5
1970	50	5	8	8	1	0	0	0	0	1	8	10	9
1969	36	5	6	2	2	0	1	0	0	4	3	8	5
1968	30	1	8	4	0	0	0	0	1	6	4	2	4
1967	55	10	16	16	1	0	0	0	0	0	2	5	5
1966	23	0	1	0	0	0	0	0	0	2	1	6	13
1965	25	5	2	4	1	0	0	0	0	0	2	5	6
1964	19	2	4	2	0	0	0	0	0	1	4	3	3
1963	17	0	0	0	0	0	0	0	0	0	3	7	7