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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 21792 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 V1216 Sgr HMB 2458028.5803 2017-10-02 01:55 10.426 0.005 Johnson V CCD
2 V1216 Sgr HMB 2458028.5784 2017-10-02 01:52 10.426 0.004 Johnson V CCD
3 V1216 Sgr HMB 2458028.5766 2017-10-02 01:50 10.437 0.004 Johnson V CCD
4 V1216 Sgr HMB 2458028.5748 2017-10-02 01:47 10.429 0.004 Johnson V CCD
5 V1216 Sgr HMB 2458028.5729 2017-10-02 01:44 10.410 0.004 Johnson V CCD
6 V1216 Sgr HMB 2458028.5710 2017-10-02 01:42 10.422 0.004 Johnson V CCD
7 V1216 Sgr HMB 2458028.5691 2017-10-02 01:39 10.405 0.004 Johnson V CCD
8 V1216 Sgr HMB 2458028.5671 2017-10-02 01:36 10.408 0.004 Johnson V CCD
9 V1216 Sgr HMB 2458028.5650 2017-10-02 01:33 10.409 0.004 Johnson V CCD
10 V1216 Sgr HMB 2458028.5630 2017-10-02 01:30 10.402 0.004 Johnson V CCD
11 V1216 Sgr HMB 2458028.5609 2017-10-02 01:27 10.401 0.004 Johnson V CCD
12 V1216 Sgr HMB 2458028.5586 2017-10-02 01:24 10.420 0.004 Johnson V CCD
13 V2500 Oph HMB 2458028.5582 2017-10-02 01:23 9.543 0.020 Johnson V CCD
14 V2500 Oph HMB 2458028.5582 2017-10-02 01:23 9.543 0.020 Johnson V CCD
15 V1216 Sgr HMB 2458028.5569 2017-10-02 01:21 10.446 0.004 Johnson V CCD
16 V2500 Oph HMB 2458028.5565 2017-10-02 01:21 9.524 0.022 Johnson V CCD
17 V2500 Oph HMB 2458028.5565 2017-10-02 01:21 9.524 0.022 Johnson V CCD
18 V1216 Sgr HMB 2458028.5553 2017-10-02 01:19 10.438 0.004 Johnson V CCD
19 V2500 Oph HMB 2458028.5549 2017-10-02 01:19 9.553 0.020 Johnson V CCD
20 V2500 Oph HMB 2458028.5549 2017-10-02 01:19 9.553 0.020 Johnson V CCD
21 V1216 Sgr HMB 2458028.5536 2017-10-02 01:17 10.430 0.004 Johnson V CCD
22 V2500 Oph HMB 2458028.5532 2017-10-02 01:16 9.541 0.019 Johnson V CCD
23 V2500 Oph HMB 2458028.5532 2017-10-02 01:16 9.541 0.019 Johnson V CCD
24 V1216 Sgr HMB 2458028.5520 2017-10-02 01:14 10.431 0.004 Johnson V CCD
25 V2500 Oph HMB 2458028.5516 2017-10-02 01:14 9.565 0.020 Johnson V CCD