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 19 records

#	Target	Observer	Julian Date	UTC Date	Magnitude	Uncertainty	Band	Type
1	R MON	RZD	2458883.3663	2020-02-03 20:47	11.983	0.091	Johnson V	CCD
2	R MON	SLH	2458897.6972	2020-02-18 04:43	12.3	N/A	Visual	Visual
3	R MON	RZD	2458923.3554	2020-03-14 20:31	11.976	0.059	Johnson V	CCD
4	R MON	NOT	2458927.3484	2020-03-18 20:21	12.456	0.015	Johnson B	CCD
5	R MON	NOT	2458927.3494	2020-03-18 20:23	11.888	0.009	Johnson V	CCD
6	R MON	CJE	2458892.3800	2020-02-12 21:07	11.80	N/A	Visual	Visual
7	R MON	PDQ	2458928.4000	2020-03-19 21:35	12.0	N/A	Visual	Visual
8	R MON	PDQ	2458939.4000	2020-03-30 21:35	11.8	N/A	Visual	Visual
9	R MON	PDQ	2458949.4000	2020-04-09 21:35	11.5	N/A	Visual	Visual
10	R MON	NOT	2458931.3158	2020-03-22 19:34	12.469	0.013	Johnson B	CCD
11	R MON	NOT	2458931.3168	2020-03-22 19:36	11.883	0.008	Johnson V	CCD
12	R MON	NOT	2458934.3386	2020-03-25 20:07	12.539	0.014	Johnson B	CCD
13	R MON	NOT	2458934.3396	2020-03-25 20:09	11.959	0.009	Johnson V	CCD
14	R MON	NOT	2458939.3151	2020-03-30 19:33	12.499	0.014	Johnson B	CCD
15	R MON	NOT	2458939.3161	2020-03-30 19:35	11.935	0.008	Johnson V	CCD
16	r mon	SLH	2458916.5465	2020-03-08 01:07	12.6	N/A	Visual	Visual
17	R MON	BFO	2458905.3400	2020-02-25 20:09	12.8	N/A	Visual	Visual
18	R MON	HCS	2458921.3200	2020-03-12 19:40	12.6	N/A	Visual	Visual
19	R MON	HCS	2458892.2100	2020-02-12 17:02	12.6	N/A	Visual	Visual