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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.

Enter list of star names, comma separated.
Enter a date in natural language, jd, or utc format.
Enter a date in natural language, jd, or utc format.
Separate multiple observers with commas.
Campaign overrides targets and dates.

Found 3866 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 RX AND MTH 2457448.9215 2016-03-01 10:07 10.9 N/A Visual Visual
2 RX AND MJOD 2457449.3188 2016-03-01 19:39 11.286 0.006 Johnson V CCD
3 RX AND MTH 2457449.9194 2016-03-02 10:03 10.9 N/A Visual Visual
4 RX AND ONJ 2457450.5146 2016-03-03 00:20 11.0 N/A Visual Visual
5 RX AND OJR 2457450.3056 2016-03-02 19:20 10.8 N/A Visual Visual
6 RX AND MTH 2457450.9146 2016-03-03 09:56 11.0 N/A Visual Visual
7 RX AND PYG 2457450.4240 2016-03-02 22:10 11.0 N/A Visual Visual
8 RX AND GFRB 2457450.5075 2016-03-03 00:10 11.193 0.024 Johnson V CCD
9 RX AND MJOD 2457451.3548 2016-03-03 20:30 11.697 0.008 Johnson V CCD
10 RX AND POX 2457452.3090 2016-03-04 19:24 11.5 N/A Visual Visual
11 RX AND DKS 2457449.5129 2016-03-02 00:18 11.031 0.006 Johnson V CCD
12 RX AND MUY 2457452.3229 2016-03-04 19:45 11.6 N/A Visual Visual
13 RX AND AAM 2457452.3002 2016-03-04 19:12 11.811 0.009 Johnson V CCD
14 RX AND DKS 2457450.5143 2016-03-03 00:20 11.191 0.011 Johnson V CCD
15 RX AND ONJ 2457454.5063 2016-03-07 00:09 13.6 N/A Visual Visual
16 RX And FMG 2457449.6063 2016-03-02 02:33 11.079 N/A Johnson V CCD
17 RX AND DKS 2457452.5184 2016-03-05 00:26 12.168 0.068 Johnson V CCD
18 RX AND DKS 2457453.5143 2016-03-06 00:20 12.656 0.006 Johnson V CCD
19 RX AND PYG 2457455.3060 2016-03-07 19:20 14.0 N/A Visual Visual
20 RX AND OJR 2457457.3056 2016-03-09 19:20 13.8 N/A Visual Visual
21 RX AND OJR 2457458.3090 2016-03-10 19:25 13.8 N/A Visual Visual
22 RX AND DKS 2457454.5153 2016-03-07 00:21 13.158 0.018 Johnson V CCD
23 RX AND ONJ 2457459.5139 2016-03-12 00:20 13.7 N/A Visual Visual
24 RX AND BOZ 2457452.3380 2016-03-04 20:06 11.7 N/A Visual Visual
25 RX AND PSD 2457448.6427 2016-03-01 03:25 11.319 0.011 Johnson V CCD