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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 5446 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 BP Tau MJZ 2459940.4069 2022-12-26 21:45 12.3 N/A Visual Visual
2 GM Aur POX 2459940.3958 2022-12-26 21:29 12.3 N/A Visual Visual
3 BP Tau POX 2459940.3875 2022-12-26 21:18 12.3 N/A Visual Visual
4 BP Tau FRGA 2459940.3827 2022-12-26 21:11 12.118 0.005 Johnson V CCD
5 BP Tau FRGA 2459940.3820 2022-12-26 21:10 12.128 0.005 Johnson V CCD
6 BP Tau FRGA 2459940.3812 2022-12-26 21:08 12.127 0.005 Johnson V CCD
7 BP Tau FRGA 2459940.3804 2022-12-26 21:07 12.120 0.005 Johnson V CCD
8 BP Tau FRGA 2459940.3796 2022-12-26 21:06 12.114 0.006 Johnson V CCD
9 BP Tau FRGA 2459940.3788 2022-12-26 21:05 12.115 0.006 Johnson V CCD
10 BP Tau FRGA 2459940.3780 2022-12-26 21:04 12.114 0.005 Johnson V CCD
11 BP Tau FRGA 2459940.3772 2022-12-26 21:03 12.124 0.005 Johnson V CCD
12 BP Tau FRGA 2459940.3764 2022-12-26 21:02 12.125 0.005 Johnson V CCD
13 BP Tau FRGA 2459940.3756 2022-12-26 21:00 12.119 0.005 Johnson V CCD
14 BP Tau GCHB 2459940.2702 2022-12-26 18:29 10.288 0.015 Cousins I CCD
15 BP Tau GCHB 2459940.2691 2022-12-26 18:27 12.113 0.013 Johnson V CCD
16 BP Tau GCHB 2459940.2680 2022-12-26 18:25 10.275 0.015 Cousins I CCD
17 BP Tau GCHB 2459940.2668 2022-12-26 18:24 12.068 0.013 Johnson V CCD
18 BP Tau GCHB 2459940.2657 2022-12-26 18:22 10.253 0.015 Cousins I CCD
19 BP Tau GCHB 2459940.2646 2022-12-26 18:20 12.068 0.013 Johnson V CCD
20 BP Tau GCHB 2459940.2634 2022-12-26 18:19 10.267 0.015 Cousins I CCD
21 BP Tau GCHB 2459940.2623 2022-12-26 18:17 12.079 0.014 Johnson V CCD
22 BP Tau GCHB 2459940.2612 2022-12-26 18:16 10.270 0.015 Cousins I CCD
23 BP Tau GCHB 2459940.2600 2022-12-26 18:14 12.088 0.014 Johnson V CCD
24 GM Aur PEX 2459940.0976 2022-12-26 14:20 10.528 0.007 Cousins I CCD
25 GM Aur PEX 2459940.0970 2022-12-26 14:19 11.210 0.003 Cousins R CCD