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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 GW Lup HMB 2459393.4841 2021-06-27 23:37 15.742 0.055 Johnson B CCD
2 GW Lup HMB 2459393.4830 2021-06-27 23:35 15.863 0.063 Johnson B CCD
3 GW Lup HMB 2459393.4821 2021-06-27 23:34 14.409 0.026 Johnson V CCD
4 GW Lup HMB 2459393.4816 2021-06-27 23:33 14.382 0.026 Johnson V CCD
5 GW Lup HMB 2459393.4811 2021-06-27 23:32 12.665 0.019 Cousins I CCD
6 GW Lup HMB 2459393.4807 2021-06-27 23:32 12.686 0.019 Cousins I CCD
7 GQ Lup HMB 2459393.4803 2021-06-27 23:31 11.130 0.008 Cousins R CCD
8 GQ Lup HMB 2459393.4801 2021-06-27 23:31 11.122 0.008 Cousins R CCD
9 GQ Lup HMB 2459393.4797 2021-06-27 23:30 13.338 0.016 Johnson B CCD
10 GQ Lup HMB 2459393.4791 2021-06-27 23:29 13.323 0.015 Johnson B CCD
11 GQ Lup HMB 2459393.4786 2021-06-27 23:29 12.115 0.010 Johnson V CCD
12 GQ Lup HMB 2459393.4784 2021-06-27 23:28 12.114 0.010 Johnson V CCD
13 GQ Lup HMB 2459393.4781 2021-06-27 23:28 10.309 0.011 Cousins I CCD
14 GQ Lup HMB 2459393.4779 2021-06-27 23:28 10.300 0.011 Cousins I CCD
15 HM Lup HMB 2459393.4775 2021-06-27 23:27 12.080 0.024 Cousins I CCD
16 HM Lup HMB 2459393.4771 2021-06-27 23:27 12.117 0.024 Cousins I CCD
17 HM Lup HMB 2459393.4766 2021-06-27 23:26 13.431 0.014 Cousins R CCD
18 HM Lup HMB 2459393.4761 2021-06-27 23:25 13.463 0.015 Cousins R CCD
19 HM Lup HMB 2459393.4750 2021-06-27 23:24 15.622 0.039 Johnson B CCD
20 HM Lup HMB 2459393.4736 2021-06-27 23:21 15.530 0.035 Johnson B CCD
21 HM Lup HMB 2459393.4725 2021-06-27 23:20 14.602 0.022 Johnson V CCD
22 HM Lup HMB 2459393.4717 2021-06-27 23:19 14.558 0.023 Johnson V CCD
23 RU Lup RFP 2459393.4486 2021-06-27 22:45 10.4 N/A Visual Visual
24 SSTc2d J160000.6-422158 MGW 2459392.9027 2021-06-27 09:39 16.485 0.020 Johnson V CCD
25 SSTc2d J160000.6-422158 MGW 2459392.9027 2021-06-27 09:39 16.513 0.021 Johnson V CCD