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
1290885001 RHO CAS BVE 2459570.4440 2021-12-21 3.161 3
1290889792 RHO CAS GGU 2459569.3979 2021-12-20 4.8 1
1290889949 RHO CAS SSHA 2459570.4944 2021-12-21 4.5 1
1290890750 Rho cas BMK 2459571.5417 2021-12-23 4.5 1
1290898692 RHO_CAS DHRA 2459521.5279 2021-11-03 4.349 6
1290898693 RHO_CAS DHRA 2459521.5280 2021-11-03 4.330 6
1290898694 RHO_CAS DHRA 2459521.5284 2021-11-03 4.388 6
1290898695 RHO_CAS DHRA 2459521.5287 2021-11-03 4.377 6
1290898696 RHO_CAS DHRA 2459521.5293 2021-11-03 4.351 6
1290898697 RHO_CAS DHRA 2459521.5294 2021-11-03 4.426 6
1290898698 RHO_CAS DHRA 2459521.5296 2021-11-03 4.370 6
1290898699 RHO_CAS DHRA 2459521.5298 2021-11-03 4.351 6
1290898700 RHO_CAS DHRA 2459521.5299 2021-11-03 4.405 6
1290899466 RHO CAS DPV 2459530.6583 2021-11-12 4.50 1
1290979295 rho cas SANG 2459573.0215 2021-12-24 4.4 1
1290987845 RHO CAS CKB 2459571.5625 2021-12-23 4.1 1
1290994710 RHO CAS SMAI 2459574.2756 2021-12-25 5.675 2
1290994711 RHO CAS SMAI 2459574.2714 2021-12-25 3.261 2
1290994712 RHO CAS SMAI 2459574.2658 2021-12-25 3.606 2
1290994713 RHO CAS SMAI 2459574.2797 2021-12-25 6.223 2
1290994714 RHO CAS SMAI 2459574.2622 2021-12-25 4.414 2
1291007503 rho cas MVO 2459427.4556 2021-07-31 4.5 1
1291007518 rho cas MVO 2459430.4229 2021-08-03 4.5 1
1291007532 rho cas MVO 2459433.4396 2021-08-06 4.5 1
1291007608 rho cas MVO 2459437.4069 2021-08-10 4.5 1