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 523 records

#	Target	Observer	Julian Date	UTC Date	Magnitude	Uncertainty	Band	Type
1	XZ Tau	EJF	2458437.0938	2018-11-14 14:15	13.559	0.037	Johnson V	CCD
2	XZ Tau	KWIA	2458436.7982	2018-11-14 07:09	14.680	0.016	Johnson B	CCD
3	HL Tau	KWIA	2458436.7982	2018-11-14 07:09	15.975	0.039	Johnson B	CCD
4	XZ Tau	KWIA	2458436.7944	2018-11-14 07:03	13.527	0.015	Johnson V	CCD
5	HL Tau	KWIA	2458436.7944	2018-11-14 07:03	14.691	0.025	Johnson V	CCD
6	XZ Tau	BWY	2458434.8452	2018-11-12 08:17	12.148	0.017	Cousins R	CCD
7	HL Tau	BWY	2458434.8452	2018-11-12 08:17	13.700	0.009	Cousins R	CCD
8	XZ Tau	BWY	2458434.8435	2018-11-12 08:14	10.817	0.017	Cousins I	CCD
9	HL Tau	BWY	2458434.8435	2018-11-12 08:14	12.649	0.009	Cousins I	CCD
10	XZ Tau	BWY	2458434.8432	2018-11-12 08:14	14.340	0.013	Johnson B	CCD
11	HL Tau	BWY	2458434.8432	2018-11-12 08:14	16.039	0.028	Johnson B	CCD
12	XZ Tau	BWY	2458434.8429	2018-11-12 08:13	13.299	0.008	Johnson V	CCD
13	HL Tau	BWY	2458434.8429	2018-11-12 08:13	14.698	0.010	Johnson V	CCD
14	HL Tau	LPAC	2458434.8348	2018-11-12 08:02	15.824	0.102	Johnson B	CCD
15	XZ Tau	LPAC	2458434.8348	2018-11-12 08:02	14.518	0.036	Johnson B	CCD
16	XZ Tau	LPAC	2458434.8333	2018-11-12 07:59	14.442	0.034	Johnson B	CCD
17	HL Tau	LPAC	2458434.8333	2018-11-12 07:59	15.895	0.113	Johnson B	CCD
18	HL Tau	LPAC	2458434.8304	2018-11-12 07:55	15.923	0.111	Johnson B	CCD
19	XZ Tau	LPAC	2458434.8304	2018-11-12 07:55	14.443	0.033	Johnson B	CCD
20	HL Tau	LPAC	2458434.8276	2018-11-12 07:51	16.200	0.127	Johnson B	CCD
21	XZ Tau	LPAC	2458434.8276	2018-11-12 07:51	14.482	0.029	Johnson B	CCD
22	HL Tau	LPAC	2458434.8261	2018-11-12 07:49	16.213	0.140	Johnson B	CCD
23	XZ Tau	LPAC	2458434.8261	2018-11-12 07:49	14.519	0.033	Johnson B	CCD
24	HL Tau	LPAC	2458434.8247	2018-11-12 07:47	15.677	0.100	Johnson B	CCD
25	XZ Tau	LPAC	2458434.8247	2018-11-12 07:47	14.507	0.035	Johnson B	CCD