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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 V2500 Oph HMB 2458029.5438 2017-10-03 01:03 9.522 0.020 Johnson V CCD
2 V1216 Sgr HMB 2458028.6251 2017-10-02 03:00 10.454 0.005 Johnson V CCD
3 V1216 Sgr HMB 2458028.6232 2017-10-02 02:57 10.415 0.005 Johnson V CCD
4 V1216 Sgr HMB 2458028.6214 2017-10-02 02:54 10.416 0.005 Johnson V CCD
5 V1216 Sgr HMB 2458028.6195 2017-10-02 02:52 10.429 0.005 Johnson V CCD
6 V1216 Sgr HMB 2458028.6176 2017-10-02 02:49 10.442 0.005 Johnson V CCD
7 V1216 Sgr HMB 2458028.6157 2017-10-02 02:46 10.406 0.005 Johnson V CCD
8 V1216 Sgr HMB 2458028.6139 2017-10-02 02:43 10.417 0.005 Johnson V CCD
9 V1216 Sgr HMB 2458028.6120 2017-10-02 02:41 10.430 0.006 Johnson V CCD
10 V1216 Sgr HMB 2458028.6102 2017-10-02 02:38 10.428 0.006 Johnson V CCD
11 V1216 Sgr HMB 2458028.6083 2017-10-02 02:35 10.438 0.005 Johnson V CCD
12 V1216 Sgr HMB 2458028.6064 2017-10-02 02:33 10.440 0.005 Johnson V CCD
13 V1216 Sgr HMB 2458028.6046 2017-10-02 02:30 10.440 0.005 Johnson V CCD
14 V1216 Sgr HMB 2458028.6027 2017-10-02 02:27 10.423 0.005 Johnson V CCD
15 V1216 Sgr HMB 2458028.6008 2017-10-02 02:25 10.425 0.005 Johnson V CCD
16 V1216 Sgr HMB 2458028.5990 2017-10-02 02:22 10.432 0.005 Johnson V CCD
17 V1216 Sgr HMB 2458028.5971 2017-10-02 02:19 10.433 0.005 Johnson V CCD
18 V1216 Sgr HMB 2458028.5952 2017-10-02 02:17 10.421 0.005 Johnson V CCD
19 V1216 Sgr HMB 2458028.5934 2017-10-02 02:14 10.416 0.005 Johnson V CCD
20 V1216 Sgr HMB 2458028.5915 2017-10-02 02:11 10.408 0.005 Johnson V CCD
21 V1216 Sgr HMB 2458028.5896 2017-10-02 02:09 10.413 0.005 Johnson V CCD
22 V1216 Sgr HMB 2458028.5878 2017-10-02 02:06 10.426 0.005 Johnson V CCD
23 V1216 Sgr HMB 2458028.5859 2017-10-02 02:03 10.422 0.004 Johnson V CCD
24 V1216 Sgr HMB 2458028.5841 2017-10-02 02:01 10.411 0.004 Johnson V CCD
25 V1216 Sgr HMB 2458028.5822 2017-10-02 01:58 10.418 0.004 Johnson V CCD