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
1293049189 TW HYA HMB 2459658.5703 2022-03-20 11.256 2
1293049190 TW HYA HMB 2459658.5706 2022-03-20 11.251 2
1293050318 TW HYA PEX 2459659.1355 2022-03-20 11.734 2
1293050319 TW HYA PEX 2459659.1360 2022-03-20 10.948 2
1293050320 TW HYA PEX 2459659.1365 2022-03-20 10.193 2
1293050321 TW HYA PEX 2459659.1369 2022-03-20 9.526 2
1293051529 TW HYA FMDC 2459659.0995 2022-03-20 9.413 2
1293051530 TW HYA FMDC 2459659.0946 2022-03-20 10.885 2
1293051606 TW HYA FMDC 2459659.1931 2022-03-20 9.424 2
1293051607 TW HYA FMDC 2459659.1892 2022-03-20 10.188 2
1293051608 TW HYA FMDC 2459659.1855 2022-03-20 10.943 2
1293051609 TW HYA FMDC 2459659.1818 2022-03-20 11.823 2
1293053694 TW HYA HMB 2459659.5713 2022-03-21 11.611 2
1293053695 TW HYA HMB 2459659.5716 2022-03-21 11.626 2
1293053696 TW HYA HMB 2459659.5720 2022-03-21 10.094 2
1293053697 TW HYA HMB 2459659.5722 2022-03-21 10.103 2
1293053698 TW HYA HMB 2459659.5725 2022-03-21 9.407 2
1293053699 TW HYA HMB 2459659.5727 2022-03-21 9.381 2
1293053700 TW HYA HMB 2459659.5730 2022-03-21 10.839 2
1293053701 TW HYA HMB 2459659.5732 2022-03-21 10.850 2
1293054539 TW HYA FMDC 2459659.9694 2022-03-21 9.405 2
1293055371 TW HYA FMDC 2459659.9621 2022-03-21 10.927 2
1293055372 TW HYA FMDC 2459659.9584 2022-03-21 11.881 2
1293066369 TW HYA PEX 2459659.9919 2022-03-21 11.872 2
1293066370 TW HYA PEX 2459659.9926 2022-03-21 10.969 2