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
1292954431 TW HYA HMB 2459651.6210 2022-03-13 10.745 2
1292954432 TW HYA HMB 2459651.6213 2022-03-13 10.742 2
1292954550 TW HYA MGW 2459651.8988 2022-03-13 9.969 2
1292954551 TW HYA MGW 2459651.8985 2022-03-13 9.330 2
1292954552 TW HYA MGW 2459651.8982 2022-03-13 10.778 2
1292954553 TW HYA MGW 2459651.8979 2022-03-13 11.634 2
1292980512 TW HYA MGW 2459652.2295 2022-03-13 9.952 2
1292980513 TW HYA MGW 2459652.2291 2022-03-13 9.331 2
1292980514 TW HYA MGW 2459652.2288 2022-03-13 10.745 2
1292980515 TW HYA MGW 2459652.2285 2022-03-13 11.623 2
1292980568 TW HYA PEX 2459652.1342 2022-03-13 11.478 2
1292980569 TW HYA PEX 2459652.1348 2022-03-13 10.706 2
1292980570 TW HYA PEX 2459652.1353 2022-03-13 9.960 2
1292980571 TW HYA PEX 2459652.1357 2022-03-13 9.357 2
1292988421 TW HYA MGW 2459652.9016 2022-03-14 10.016 2
1292988422 TW HYA MGW 2459652.9013 2022-03-14 9.372 2
1292988423 TW HYA MGW 2459652.9010 2022-03-14 10.897 2
1292988424 TW HYA MGW 2459652.9007 2022-03-14 11.771 2
1292989279 TW HYA HMB 2459652.5727 2022-03-14 11.736 2
1292989280 TW HYA HMB 2459652.5731 2022-03-14 11.739 2
1292989281 TW HYA HMB 2459652.5734 2022-03-14 10.122 2
1292989282 TW HYA HMB 2459652.5736 2022-03-14 10.114 2
1292989283 TW HYA HMB 2459652.5739 2022-03-14 9.396 2
1292989284 TW HYA HMB 2459652.5741 2022-03-14 9.413 2
1292989285 TW HYA HMB 2459652.5744 2022-03-14 10.898 2