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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 BJFB 2457923.7946 2017-06-19 07:04 9.708 0.101 Johnson V CCD
2 V1216 Sgr BJFB 2457923.8099 2017-06-19 07:26 9.696 0.102 Johnson V CCD
3 V1216 Sgr BJFB 2457923.8161 2017-06-19 07:35 9.720 0.108 Johnson V CCD
4 V1216 Sgr BJFB 2457923.8221 2017-06-19 07:43 9.723 0.110 Johnson V CCD
5 V1216 Sgr BJFB 2457923.8015 2017-06-19 07:14 9.727 0.103 Johnson V CCD
6 V1216 SGR HJW 2457924.7335 2017-06-20 05:36 12.043 0.009 Johnson B CCD
7 V1216 SGR HJW 2457924.7339 2017-06-20 05:36 12.016 0.008 Johnson B CCD
8 V1216 SGR HJW 2457924.7344 2017-06-20 05:37 12.027 0.008 Johnson B CCD
9 V1216 SGR HJW 2457924.7348 2017-06-20 05:38 12.050 0.009 Johnson B CCD
10 V1216 SGR HJW 2457924.7352 2017-06-20 05:38 12.054 0.009 Johnson B CCD
11 V1216 SGR HJW 2457924.7356 2017-06-20 05:39 12.021 0.008 Johnson B CCD
12 V1216 SGR HJW 2457924.7360 2017-06-20 05:39 12.067 0.008 Johnson B CCD
13 V1216 SGR HJW 2457924.7364 2017-06-20 05:40 12.007 0.008 Johnson B CCD
14 V1216 SGR HJW 2457924.7368 2017-06-20 05:41 12.045 0.008 Johnson B CCD
15 V1216 SGR HJW 2457924.7372 2017-06-20 05:41 12.041 0.008 Johnson B CCD
16 V1216 SGR HJW 2457924.7308 2017-06-20 05:32 10.347 0.002 Johnson V CCD
17 V1216 SGR HJW 2457924.7324 2017-06-20 05:34 10.338 0.002 Johnson V CCD
18 V1216 Sgr BJFB 2457927.7653 2017-06-23 06:22 9.927 0.108 Johnson V CCD
19 V1216 Sgr BJFB 2457927.7706 2017-06-23 06:29 9.938 0.108 Johnson V CCD
20 V1216 SGR HMB 2457928.5632 2017-06-24 01:30 10.429 0.004 Johnson V CCD
21 V1216 SGR HMB 2457928.5636 2017-06-24 01:31 10.430 0.004 Johnson V CCD
22 V1216 SGR HMB 2457928.5791 2017-06-24 01:53 10.414 0.004 Johnson V CCD
23 V1216 SGR HMB 2457928.5833 2017-06-24 01:59 10.423 0.004 Johnson V CCD
24 V1216 SGR HMB 2457928.5877 2017-06-24 02:06 10.418 0.004 Johnson V CCD
25 V1216 SGR HMB 2457928.5921 2017-06-24 02:12 10.414 0.004 Johnson V CCD