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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.
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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 BPEC 2459939.5115 2022-12-26 00:16 12.022 0.008 Johnson V CCD
2 BP Tau BPEC 2459939.5077 2022-12-26 00:11 12.981 0.008 Johnson B CCD
3 BP Tau BPEC 2459939.4697 2022-12-25 23:16 10.321 0.020 Cousins I CCD
4 BP Tau BPEC 2459939.4673 2022-12-25 23:12 11.099 0.016 Cousins R CCD
5 BP Tau BPEC 2459939.4648 2022-12-25 23:09 12.025 0.008 Johnson V CCD
6 BP Tau BPEC 2459939.4609 2022-12-25 23:03 12.958 0.007 Johnson B CCD
7 GM Aur MJZ 2459939.4194 2022-12-25 22:03 12.2 N/A Visual Visual
8 BP Tau MJZ 2459939.4111 2022-12-25 21:51 12.3 N/A Visual Visual
9 GM Aur PEX 2459939.1011 2022-12-25 14:25 10.456 0.008 Cousins I CCD
10 GM Aur PEX 2459939.1006 2022-12-25 14:24 11.158 0.004 Cousins R CCD
11 GM Aur PEX 2459939.1001 2022-12-25 14:24 11.923 0.007 Johnson V CCD
12 GM Aur PEX 2459939.0996 2022-12-25 14:23 12.802 0.020 Johnson B CCD
13 BP Tau PEX 2459939.0640 2022-12-25 13:32 10.247 0.006 Cousins I CCD
14 BP Tau PEX 2459939.0635 2022-12-25 13:31 11.158 0.003 Cousins R CCD
15 BP Tau PEX 2459939.0628 2022-12-25 13:30 12.053 0.004 Johnson V CCD
16 BP Tau KSLA 2459938.7853 2022-12-25 06:50 13.101 0.004 Johnson B CCD
17 BP Tau KSLA 2459938.7843 2022-12-25 06:49 12.110 0.005 Johnson V CCD
18 BP Tau KSLA 2459938.7832 2022-12-25 06:47 11.199 0.019 Cousins R CCD
19 BP Tau KSLA 2459938.7796 2022-12-25 06:42 10.283 0.004 Cousins I CCD
20 GM Aur CCHD 2459938.7195 2022-12-25 05:16 10.500 0.007 Cousins I CCD
21 GM Aur CCHD 2459938.7184 2022-12-25 05:14 11.177 0.008 Cousins R CCD
22 GM Aur CCHD 2459938.7170 2022-12-25 05:12 11.985 0.010 Johnson V CCD
23 BP Tau SJMJ 2459938.7158 2022-12-25 05:10 12.040 0.017 Johnson V CCD
24 GM Aur CCHD 2459938.7153 2022-12-25 05:10 12.963 0.013 Johnson B CCD
25 BP Tau SJMJ 2459938.7107 2022-12-25 05:03 13.059 0.019 Johnson B CCD