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
1293096688 EL CHA HMB 2459644.6200 2022-03-06 14.169 2
1293096689 EL CHA HMB 2459644.6209 2022-03-06 15.658 2
1293096690 EL CHA HMB 2459644.6220 2022-03-06 15.650 2
1293096691 EL CHA HMB 2459644.6229 2022-03-06 13.228 2
1293096692 EL CHA HMB 2459644.6234 2022-03-06 13.262 2
1293096693 EL CHA HMB 2459644.6240 2022-03-06 11.946 2
1293096694 EL CHA HMB 2459644.6246 2022-03-06 11.927 2
1293096695 EL CHA HMB 2459646.5636 2022-03-08 14.206 2
1293096696 EL CHA HMB 2459646.5643 2022-03-08 14.162 2
1293096697 EL CHA HMB 2459646.5652 2022-03-08 15.610 2
1293096698 EL CHA HMB 2459646.5663 2022-03-08 15.545 2
1293096699 EL CHA HMB 2459646.5672 2022-03-08 13.268 2
1293096700 EL CHA HMB 2459646.5677 2022-03-08 13.267 2
1293096701 EL CHA HMB 2459646.5684 2022-03-08 11.999 2
1293096702 EL CHA HMB 2459646.5689 2022-03-08 11.965 2
1293096703 EL CHA HMB 2459647.5654 2022-03-09 14.343 2
1293096704 EL CHA HMB 2459647.5661 2022-03-09 14.309 2
1293096705 EL CHA HMB 2459647.5690 2022-03-09 14.370 2
1293096706 EL CHA HMB 2459647.5696 2022-03-09 13.387 2
1293096707 EL CHA HMB 2459647.5702 2022-03-09 12.720 2
1293096708 EL CHA HMB 2459647.5708 2022-03-09 11.987 2
1293096709 EL CHA HMB 2459648.5620 2022-03-10 14.158 2
1293096710 EL CHA HMB 2459648.5627 2022-03-10 14.162 2
1293096711 EL CHA HMB 2459648.5637 2022-03-10 15.616 2
1293096712 EL CHA HMB 2459648.5647 2022-03-10 15.667 2