Search Data

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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 19518 records

#	Target	Observer	Julian Date	UTC Date	Magnitude	Uncertainty	Band	Type
1	AG Dra	NKEA	2460841.7092	2025-06-15 05:01	8.825	0.004	Cousins R	CCD
2	AG Dra	NKEA	2460841.7081	2025-06-15 04:59	8.215	0.009	Cousins I	CCD
3	AG Dra	HKEB	2460841.6788	2025-06-15 04:17	8.090	0.007	Cousins I	CCD
4	AG Dra	HKEB	2460841.6774	2025-06-15 04:15	9.620	0.004	Johnson V	CCD
5	AG Dra	HKEB	2460841.6762	2025-06-15 04:13	10.883	0.007	Johnson B	CCD
6	AG Dra	KWO	2460840.3729	2025-06-13 20:56	9.8	N/A	Visual	Visual
7	AG Dra	HKEB	2460837.6232	2025-06-11 02:57	8.228	0.001	Cousins I	CCD
8	AG Dra	HKEB	2460837.6228	2025-06-11 02:56	8.918	0.002	Cousins R	CCD
9	AG Dra	HKEB	2460837.6218	2025-06-11 02:55	9.701	0.002	Johnson V	CCD
10	AG Dra	HKEB	2460837.6206	2025-06-11 02:53	11.003	0.002	Johnson B	CCD
11	AG Dra	WLIA	2460836.6656	2025-06-10 03:58	11.098	0.007	Johnson B	CCD
12	AG Dra	WLIA	2460836.6651	2025-06-10 03:57	9.695	0.006	Johnson V	CCD
13	AG Dra	VATA	2460834.3681	2025-06-07 20:50	10.2	N/A	Visual	Visual
14	AG Dra	WLY	2460833.6181	2025-06-07 02:50	9.7	N/A	Visual	Visual
15	AG Dra	SFOA	2460832.7327	2025-06-06 05:35	9.776	0.005	Johnson V	CCD
16	AG Dra	SFOA	2460832.7319	2025-06-06 05:33	9.762	0.006	Johnson V	CCD
17	AG Dra	SFOA	2460832.7311	2025-06-06 05:32	9.780	0.008	Johnson V	CCD
18	AG Dra	SFOA	2460832.7289	2025-06-06 05:29	9.778	0.008	Johnson V	CCD
19	AG Dra	SFOA	2460832.7282	2025-06-06 05:28	9.762	0.005	Johnson V	CCD
20	AG Dra	SFOA	2460832.7259	2025-06-06 05:25	9.769	0.004	Johnson V	CCD
21	AG Dra	SFOA	2460832.7252	2025-06-06 05:24	9.785	0.008	Johnson V	CCD
22	AG Dra	SFOA	2460832.7230	2025-06-06 05:21	9.774	0.008	Johnson V	CCD
23	AG Dra	SFOA	2460832.7222	2025-06-06 05:19	9.769	0.008	Johnson V	CCD
24	AG Dra	SFOA	2460832.7215	2025-06-06 05:18	9.768	0.007	Johnson V	CCD
25	AG Dra	SFOA	2460832.7192	2025-06-06 05:15	9.756	0.004	Johnson V	CCD