	British Astronomical Association Supporting amateur astronomers since 1890		Home	Login
			Help

Observation Summary for Variable Star DELTA LIB

Total observations:	402		Minimum magnitude:	6.500	Maximum magnitude:	4.400
First observation:	JD 2411858.492361	\	5 May 1891 23:48:59.990400 UT	Latest observation:	JD 2455057.436100	\	13 Aug 2009 22:27:59.040000 UT

Observation Method	Number of Observations
Visual	276
DSLR	126

Year	Total	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Dec
2009	126	0	0	0	0	0	0	63	63	0	0
2007	1	0	0	0	0	0	0	1	0	0	0
2006	10	0	0	0	2	4	3	1	0	0	0
2005	16	0	0	0	0	8	8	0	0	0	0
2003	9	1	0	0	2	4	1	0	0	0	1
2002	10	0	0	0	2	5	3	0	0	0	0
2001	14	0	0	0	3	7	4	0	0	0	0
2000	15	1	0	2	4	6	2	0	0	0	0
1999	11	0	0	1	2	6	2	0	0	0	0
1998	14	2	0	1	2	9	0	0	0	0	0
1997	43	1	3	2	5	24	4	3	1	0	0
1996	26	0	0	1	6	10	5	1	2	1	0
1995	32	4	1	7	5	13	1	1	0	0	0
1994	28	0	1	5	8	9	3	2	0	0	0
1993	26	0	2	1	0	12	7	4	0	0	0
1992	17	0	0	0	0	12	4	1	0	0	0
1891	4	0	0	0	0	4	0	0	0	0	0