Search Data

Global Search Search Photometry

Search Data

The AAVSO International Database is a repository of variable star observations contributed by amateur and professional astronomers worldwide. Use the form below to search for observations of specific stars or by specific observers.

Target(s)

Enter list of star names, comma separated.

Start Date

Enter a date in natural language, jd, or utc format.

End Date

Enter a date in natural language, jd, or utc format.

Filters

Observation Types

Observer

Separate multiple observers with commas.

Campaign

Campaign overrides targets and dates.

Found 1838 records

#	Target	Observer	Julian Date	UTC Date	Magnitude	Uncertainty	Band	Type
1	BP Tau	SJMJ	2459938.7107	2022-12-25 05:03	13.059	0.019	Johnson B	CCD
2	BP Tau	CCHD	2459938.7056	2022-12-25 04:56	10.239	0.007	Cousins I	CCD
3	BP Tau	CCHD	2459938.7041	2022-12-25 04:53	11.130	0.007	Cousins R	CCD
4	BP Tau	CCHD	2459938.7025	2022-12-25 04:51	12.075	0.009	Johnson V	CCD
5	BP Tau	CCHD	2459938.6999	2022-12-25 04:47	13.061	0.009	Johnson B	CCD
6	BP Tau	PEX	2459938.0938	2022-12-24 14:15	9.604	0.041	Cousins I	CCD
7	BP Tau	PEX	2459938.0933	2022-12-24 14:14	10.552	0.018	Cousins R	CCD
8	BP Tau	PEX	2459938.0926	2022-12-24 14:13	11.401	0.018	Johnson V	CCD
9	BP Tau	KSLA	2459937.7789	2022-12-24 06:41	12.924	0.011	Johnson B	CCD
10	BP Tau	KSLA	2459937.7778	2022-12-24 06:40	12.017	0.009	Johnson V	CCD
11	BP Tau	KSLA	2459937.7769	2022-12-24 06:38	11.159	0.008	Cousins R	CCD
12	BP Tau	KSLA	2459937.7758	2022-12-24 06:37	10.269	0.005	Cousins I	CCD
13	BP Tau	SJMJ	2459937.7157	2022-12-24 05:10	12.033	0.016	Johnson V	CCD
14	BP Tau	SJMJ	2459937.7108	2022-12-24 05:03	12.989	0.036	Johnson B	CCD
15	BP Tau	CCHD	2459937.5996	2022-12-24 02:23	10.235	0.020	Cousins I	CCD
16	BP Tau	CCHD	2459937.5978	2022-12-24 02:20	11.097	0.025	Cousins R	CCD
17	BP Tau	CCHD	2459937.5961	2022-12-24 02:18	11.988	0.016	Johnson V	CCD
18	BP Tau	CCHD	2459937.5935	2022-12-24 02:14	12.886	0.034	Johnson B	CCD
19	BP Tau	DANF	2459937.5004	2022-12-24 00:00	10.843	0.011	Sloan i	CCD
20	BP Tau	DANF	2459937.5000	2022-12-24 00:00	11.424	0.013	Sloan r	CCD
21	BP Tau	DANF	2459937.4996	2022-12-23 23:59	11.843	0.022	Johnson V	CCD
22	BP Tau	DANF	2459937.4992	2022-12-23 23:58	12.670	0.030	Johnson B	CCD
23	BP Tau	DKS	2459937.4786	2022-12-23 23:29	12.748	0.008	Johnson B	CCD
24	BP Tau	DKS	2459937.4756	2022-12-23 23:24	10.255	0.011	Cousins I	CCD
25	BP Tau	DKS	2459937.4742	2022-12-23 23:22	11.107	0.008	Cousins R	CCD