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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 405067 records

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# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 khi Cyg TOO 2459395.5000 2021-06-30 00:00 9.5 N/A Visual Visual
2 R Dra BTY 2459395.5000 2021-06-30 00:00 10.5 N/A Visual Visual
3 V0603 Aql ATE 2459395.5000 2021-06-29 23:59 11.615 0.011 Johnson V CCD
4 CC Ser ATE 2459395.5000 2021-06-29 23:59 11.467 0.008 Johnson V CCD
5 DD Aps HMB 2459395.4998 2021-06-29 23:59 13.284 0.008 Johnson V CCD
6 NSV 20520 HMB 2459395.4998 2021-06-29 23:59 15.311 0.039 Johnson B CCD
7 V0603 Aql ATE 2459395.4997 2021-06-29 23:59 11.602 0.011 Johnson V CCD
8 V0603 Aql OAAA 2459395.4997 2021-06-29 23:59 11.643 0.039 TG DSLR
9 CC Ser ATE 2459395.4997 2021-06-29 23:59 11.457 0.008 Johnson V CCD
10 V Cas DFS 2459395.4996 2021-06-29 23:59 12.395 0.007 Johnson V CCD
11 V0603 Aql ATE 2459395.4995 2021-06-29 23:59 11.671 0.012 Johnson V CCD
12 CC Ser ATE 2459395.4994 2021-06-29 23:59 11.467 0.008 Johnson V CCD
13 V0603 Aql ATE 2459395.4993 2021-06-29 23:58 11.604 0.011 Johnson V CCD
14 V0603 Aql OAAA 2459395.4992 2021-06-29 23:58 11.423 0.034 TG DSLR
15 CC Ser ATE 2459395.4991 2021-06-29 23:58 11.467 0.008 Johnson V CCD
16 V0603 Aql ATE 2459395.4991 2021-06-29 23:58 11.619 0.011 Johnson V CCD
17 SS Cyg TOO 2459395.4990 2021-06-29 23:58 9.4 N/A Visual Visual
18 V0955 Cen HMB 2459395.4989 2021-06-29 23:58 9.255 0.003 CV CCD
19 WX Cen HMB 2459395.4989 2021-06-29 23:58 13.232 0.008 CV CCD
20 V0603 Aql OAAA 2459395.4988 2021-06-29 23:58 11.517 0.034 TG DSLR
21 NSV 20520 HMB 2459395.4988 2021-06-29 23:58 14.218 0.020 Johnson V CCD
22 V0603 Aql ATE 2459395.4988 2021-06-29 23:58 11.634 0.011 Johnson V CCD
23 CC Ser ATE 2459395.4988 2021-06-29 23:58 11.477 0.008 Johnson V CCD
24 V0603 Aql ATE 2459395.4986 2021-06-29 23:57 11.596 0.011 Johnson V CCD
25 CC Ser ATE 2459395.4985 2021-06-29 23:57 11.473 0.008 Johnson V CCD