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
1293283015 EL CHA HMB 2459677.5482 2022-04-08 15.661 2
1293283016 EL CHA HMB 2459677.5490 2022-04-08 13.258 2
1293283017 EL CHA HMB 2459677.5496 2022-04-08 13.273 2
1293283018 EL CHA HMB 2459677.5502 2022-04-08 11.987 2
1293283019 EL CHA HMB 2459677.5508 2022-04-08 11.942 2
1293283020 EL CHA HMB 2459678.5481 2022-04-09 14.112 2
1293283021 EL CHA HMB 2459678.5489 2022-04-09 14.130 2
1293283022 EL CHA HMB 2459678.5498 2022-04-09 15.524 2
1293283023 EL CHA HMB 2459678.5509 2022-04-09 15.570 2
1293283024 EL CHA HMB 2459678.5517 2022-04-09 13.213 2
1293283025 EL CHA HMB 2459678.5523 2022-04-09 13.196 2
1293283026 EL CHA HMB 2459678.5529 2022-04-09 11.893 2
1293283027 EL CHA HMB 2459678.5535 2022-04-09 11.914 2
1293283028 EL CHA HMB 2459679.5480 2022-04-10 14.188 2
1293283029 EL CHA HMB 2459679.5487 2022-04-10 14.192 2
1293283030 EL CHA HMB 2459679.5497 2022-04-10 15.551 2
1293283031 EL CHA HMB 2459679.5508 2022-04-10 15.684 2
1293283032 EL CHA HMB 2459679.5516 2022-04-10 13.283 2
1293283033 EL CHA HMB 2459679.5522 2022-04-10 13.284 2
1293283034 EL CHA HMB 2459679.5528 2022-04-10 11.981 2
1293283035 EL CHA HMB 2459679.5534 2022-04-10 11.958 2
1293283036 EL CHA HMB 2459680.5474 2022-04-11 14.120 2
1293283037 EL CHA HMB 2459680.5481 2022-04-11 14.107 2
1293283038 EL CHA HMB 2459680.5491 2022-04-11 15.600 2
1293283039 EL CHA HMB 2459680.5502 2022-04-11 15.628 2