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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 23368 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 TT Ari ATE 2456220.4997 2012-10-19 23:59 10.688 0.007 Johnson V CCD
2 TT Ari ATE 2456220.4991 2012-10-19 23:58 10.666 0.006 Johnson V CCD
3 TT Ari ATE 2456220.4984 2012-10-19 23:57 10.683 0.007 Johnson V CCD
4 TT Ari ATE 2456220.4978 2012-10-19 23:56 10.682 0.007 Johnson V CCD
5 TT Ari ATE 2456220.4972 2012-10-19 23:55 10.651 0.007 Johnson V CCD
6 TT Ari ATE 2456220.4965 2012-10-19 23:55 10.599 0.007 Johnson V CCD
7 TT Ari ATE 2456220.4959 2012-10-19 23:54 10.590 0.007 Johnson V CCD
8 TT Ari ATE 2456220.4953 2012-10-19 23:53 10.569 0.007 Johnson V CCD
9 TT Ari ATE 2456220.4946 2012-10-19 23:52 10.602 0.006 Johnson V CCD
10 TT Ari ATE 2456220.4940 2012-10-19 23:51 10.589 0.007 Johnson V CCD
11 TT Ari ATE 2456220.4934 2012-10-19 23:50 10.620 0.007 Johnson V CCD
12 TT Ari ATE 2456220.4927 2012-10-19 23:49 10.625 0.006 Johnson V CCD
13 TT Ari ATE 2456220.4921 2012-10-19 23:48 10.644 0.007 Johnson V CCD
14 TT Ari ATE 2456220.4914 2012-10-19 23:47 10.666 0.008 Johnson V CCD
15 TT Ari ATE 2456220.4908 2012-10-19 23:46 10.677 0.009 Johnson V CCD
16 TT Ari ATE 2456220.4902 2012-10-19 23:45 10.710 0.011 Johnson V CCD
17 TT Ari ATE 2456220.4896 2012-10-19 23:44 10.739 0.012 Johnson V CCD
18 TT Ari ATE 2456220.4889 2012-10-19 23:44 10.760 0.015 Johnson V CCD
19 TT Ari ATE 2456220.4883 2012-10-19 23:43 10.718 0.011 Johnson V CCD
20 TT Ari ATE 2456220.4877 2012-10-19 23:42 10.733 0.010 Johnson V CCD
21 TT Ari ATE 2456220.4871 2012-10-19 23:41 10.764 0.012 Johnson V CCD
22 TT Ari ATE 2456220.4864 2012-10-19 23:40 10.744 0.013 Johnson V CCD
23 TT Ari ATE 2456220.4858 2012-10-19 23:39 10.748 0.013 Johnson V CCD
24 TT Ari ATE 2456220.4852 2012-10-19 23:38 10.701 0.017 Johnson V CCD
25 TT Ari ATE 2456220.4845 2012-10-19 23:37 10.708 0.016 Johnson V CCD