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 3880 records.

# Target Observer Julian Date UTC Date Magnitude Type
1290724382 RHO CAS SMAI 2459565.2841 2021-12-16 3.593 2
1290724383 RHO CAS SMAI 2459565.2954 2021-12-16 6.232 2
1290724384 RHO CAS SMAI 2459565.2793 2021-12-16 4.430 2
1290725943 RHO CAS SSHA 2459565.4813 2021-12-16 4.5 1
1290729573 RHO Cas SPAO 2459523.7000 2021-11-05 4.3 1
1290729574 RHO Cas SPAO 2459542.7000 2021-11-24 4.2 1
1290732263 RHO_CAS DHRA 2459561.6534 2021-12-13 4.468 6
1290732264 RHO_CAS DHRA 2459561.6537 2021-12-13 4.465 6
1290732265 RHO_CAS DHRA 2459561.6543 2021-12-13 4.481 6
1290732266 RHO_CAS DHRA 2459561.6548 2021-12-13 4.430 6
1290732267 RHO_CAS DHRA 2459561.6551 2021-12-13 4.455 6
1290732268 RHO_CAS DHRA 2459561.6557 2021-12-13 4.473 6
1290732269 RHO_CAS DHRA 2459561.6559 2021-12-13 4.465 6
1290732270 RHO_CAS DHRA 2459561.6562 2021-12-13 4.437 6
1290732271 RHO_CAS DHRA 2459561.6565 2021-12-13 4.496 6
1290732272 RHO_CAS DHRA 2459561.6568 2021-12-13 4.452 6
1290732273 RHO_CAS DHRA 2459561.6571 2021-12-13 4.451 6
1290732274 RHO_CAS DHRA 2459561.6573 2021-12-13 4.484 6
1290732275 RHO_CAS DHRA 2459563.6228 2021-12-15 4.423 6
1290732276 RHO_CAS DHRA 2459563.6229 2021-12-15 4.353 6
1290732277 RHO_CAS DHRA 2459563.6230 2021-12-15 4.401 6
1290732278 RHO_CAS DHRA 2459563.6231 2021-12-15 4.388 6
1290732279 RHO_CAS DHRA 2459563.6232 2021-12-15 4.372 6
1290732280 RHO_CAS DHRA 2459563.6233 2021-12-15 4.339 6
1290732281 RHO_CAS DHRA 2459563.6234 2021-12-15 4.429 6