	British Astronomical Association Supporting amateur astronomers since 1890		Home	Login
			Help

Observation Summary for Variable Star TU TRI

Total observations:	869		Minimum magnitude:	18.180	Maximum magnitude:	13.900
First observation:	JD 2449983.520800	\	23 Sep 1995 00:29:57.120000 UT	Latest observation:	JD 2460737.322200	\	2 Mar 2025 19:43:58.080000 UT

Observation Method	Number of Observations
Visual	729
CCD	140

Year	Total	Jan	Feb	Mar	Jul	Aug	Sep	Oct	Nov	Dec
2025	10	4	5	1	0	0	0	0	0	0
2024	20	7	1	0	0	2	1	3	4	2
2023	29	6	7	0	0	1	3	2	5	5
2022	40	11	6	3	0	2	5	4	4	5
2021	12	2	2	0	0	0	0	2	3	3
2020	15	5	2	0	0	0	1	1	2	4
2019	15	4	2	0	0	0	2	1	3	3
2018	16	3	3	0	0	0	1	3	3	3
2017	131	3	0	0	0	1	1	123	2	1
2016	22	2	5	0	0	1	2	3	4	5
2015	16	4	5	1	0	0	1	1	2	2
2014	16	3	1	1	0	0	0	3	4	4
2013	15	2	3	1	0	0	1	2	3	3
2012	30	10	5	2	0	3	2	1	4	3
2011	28	8	3	0	0	3	4	2	5	3
2010	17	8	2	1	0	0	0	2	3	1
2009	17	4	1	3	1	2	2	1	1	2
2008	27	3	10	1	0	1	1	6	1	4
2007	19	4	3	0	0	0	1	2	4	5
2006	19	3	4	0	0	0	1	2	7	2
2005	8	5	2	1	0	0	0	0	0	0
2004	20	5	4	0	0	0	1	4	3	3
2003	47	12	7	1	3	8	2	4	4	6
2002	29	5	3	2	1	4	4	3	4	3
2001	18	0	0	0	2	4	3	0	3	6
2000	38	9	5	3	0	6	3	4	6	2
1999	35	6	4	0	3	3	3	4	6	6
1998	37	8	7	0	0	8	2	7	5	0
1997	60	9	7	3	5	8	11	10	4	3
1996	45	3	7	0	3	5	7	6	7	7
1995	18	0	0	0	0	0	2	7	4	5