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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 5257 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 NSV 20416 HMB 2459394.4839 2021-06-28 23:36 12.442 0.009 Johnson V CCD
2 NSV 20416 HMB 2459394.4835 2021-06-28 23:36 12.444 0.009 Johnson V CCD
3 NSV 20416 HMB 2459394.4831 2021-06-28 23:35 10.616 0.011 Cousins I CCD
4 NSV 20416 HMB 2459394.4829 2021-06-28 23:35 10.604 0.012 Cousins I CCD
5 GW Lup HMB 2459394.4824 2021-06-28 23:34 13.590 0.017 Cousins R CCD
6 GW Lup HMB 2459394.4821 2021-06-28 23:34 13.627 0.017 Cousins R CCD
7 GW Lup HMB 2459394.4813 2021-06-28 23:33 15.496 0.045 Johnson B CCD
8 GW Lup HMB 2459394.4802 2021-06-28 23:31 15.468 0.045 Johnson B CCD
9 GW Lup HMB 2459394.4793 2021-06-28 23:30 14.263 0.024 Johnson V CCD
10 GW Lup HMB 2459394.4788 2021-06-28 23:29 14.261 0.023 Johnson V CCD
11 GW Lup HMB 2459394.4783 2021-06-28 23:28 12.691 0.020 Cousins I CCD
12 GW Lup HMB 2459394.4779 2021-06-28 23:28 12.677 0.019 Cousins I CCD
13 GQ Lup HMB 2459394.4775 2021-06-28 23:27 11.285 0.009 Cousins R CCD
14 GQ Lup HMB 2459394.4773 2021-06-28 23:27 11.287 0.009 Cousins R CCD
15 GQ Lup HMB 2459394.4768 2021-06-28 23:26 13.521 0.019 Johnson B CCD
16 GQ Lup HMB 2459394.4763 2021-06-28 23:25 13.540 0.019 Johnson B CCD
17 GQ Lup HMB 2459394.4758 2021-06-28 23:25 12.302 0.011 Johnson V CCD
18 GQ Lup HMB 2459394.4756 2021-06-28 23:24 12.310 0.011 Johnson V CCD
19 GQ Lup HMB 2459394.4753 2021-06-28 23:24 10.419 0.012 Cousins I CCD
20 GQ Lup HMB 2459394.4751 2021-06-28 23:24 10.451 0.012 Cousins I CCD
21 HM Lup HMB 2459394.4747 2021-06-28 23:23 12.095 0.026 Cousins I CCD
22 HM Lup HMB 2459394.4744 2021-06-28 23:23 12.127 0.026 Cousins I CCD
23 HM Lup HMB 2459394.4738 2021-06-28 23:22 13.516 0.017 Cousins R CCD
24 HM Lup HMB 2459394.4733 2021-06-28 23:21 13.554 0.017 Cousins R CCD
25 HM Lup HMB 2459394.4722 2021-06-28 23:19 15.758 0.047 Johnson B CCD