Search Data

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.

Looking for the old WebObs Search? Click here.

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.
Campaign overrides targets and dates.

Found 2603 records.

# Target Observer Julian Date UTC Date Magnitude Type
1293165586 TW HYA HMB 2459667.5649 2022-03-29 01:33 10.155 2
1293165587 TW HYA HMB 2459667.5651 2022-03-29 01:33 10.165 2
1293165588 TW HYA HMB 2459667.5654 2022-03-29 01:34 9.418 2
1293165589 TW HYA HMB 2459667.5656 2022-03-29 01:34 9.406 2
1293165590 TW HYA HMB 2459667.5659 2022-03-29 01:34 10.919 2
1293165591 TW HYA HMB 2459667.5662 2022-03-29 01:35 10.929 2
1293165694 TW HYA MMEA 2459667.8750 2022-03-29 08:59 10.126 2
1293165695 TW HYA MMEA 2459667.8790 2022-03-29 09:05 11.570 2
1293165696 TW HYA MMEA 2459667.8829 2022-03-29 09:11 10.864 2
1293165697 TW HYA MMEA 2459667.8869 2022-03-29 09:17 10.160 2
1293165698 TW HYA MMEA 2459667.8909 2022-03-29 09:22 11.772 2
1293165699 TW HYA MMEA 2459667.8949 2022-03-29 09:28 10.922 2
1293165700 TW HYA MMEA 2459667.8989 2022-03-29 09:34 10.161 2
1293165701 TW HYA MMEA 2459667.9030 2022-03-29 09:40 11.798 2
1293165702 TW HYA MMEA 2459667.9069 2022-03-29 09:45 10.930 2
1293165703 TW HYA MMEA 2459667.9149 2022-03-29 09:57 11.796 2
1293165704 TW HYA MMEA 2459667.9188 2022-03-29 10:03 10.932 2
1293165705 TW HYA MMEA 2459667.9228 2022-03-29 10:08 10.177 2
1293165706 TW HYA MMEA 2459667.9268 2022-03-29 10:14 11.829 2
1293165707 TW HYA MMEA 2459667.9308 2022-03-29 10:20 10.958 2
1293165708 TW HYA MMEA 2459667.9347 2022-03-29 10:25 10.183 2
1293165709 TW HYA MMEA 2459667.9409 2022-03-29 10:34 11.819 2
1293165710 TW HYA MMEA 2459667.9449 2022-03-29 10:40 10.954 2
1293165711 TW HYA MMEA 2459667.9488 2022-03-29 10:46 10.187 2
1293165712 TW HYA MMEA 2459667.9529 2022-03-29 10:52 11.845 2