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 3878 records.

# Target Observer Julian Date UTC Date Magnitude Type
1287254699 RHO CAS SMAI 2459472.2965 2021-09-14 6.756 2
1287254700 RHO CAS SMAI 2459472.2806 2021-09-14 4.615 2
1287256455 RHO CAS BMK 2459473.5507 2021-09-16 4.6 1
1287273310 rho CAS REE 2459474.3194 2021-09-16 4.7 1
1287277343 2349+56 SHS 2459465.5354 2021-09-08 4.825 6
1287277385 RHO CAS CKB 2459475.5826 2021-09-18 4.6 1
1287283309 RHO CAS CME 2459477.4194 2021-09-19 4.4 1
1287294766 Rho cas MED 2459479.3542 2021-09-21 4.4 1
1287297549 RHO CAS GZN 2459463.5000 2021-09-06 4.6 1
1287302148 RHO CAS SMAI 2459480.3308 2021-09-22 6.003 2
1287302149 RHO CAS SMAI 2459480.3268 2021-09-22 3.423 2
1287302150 RHO CAS SMAI 2459480.3228 2021-09-22 3.743 2
1287302151 RHO CAS SMAI 2459480.3343 2021-09-22 6.705 2
1287302152 RHO CAS SMAI 2459480.3183 2021-09-22 4.601 2
1287311681 RHO CAS GGU 2459478.3278 2021-09-20 4.7 1
1287314132 Rho Cas SDN 2459481.6007 2021-09-24 4.8 1
1287314785 rho cas SANG 2459482.0285 2021-09-24 4.5 1
1287315089 RHO CAS KPL 2459480.6917 2021-09-23 4.620 3
1287324453 RHO CAS JGE 2459477.3597 2021-09-19 4.6 1
1287325001 RHO CAS CKB 2459481.5833 2021-09-24 4.5 1
1287333549 RHO CAS GGU 2459483.3743 2021-09-25 4.7 1
1287336136 RHO CAS KAD 2459434.3600 2021-08-07 4.8 1
1287336137 RHO CAS KAD 2459436.3100 2021-08-09 4.8 1
1287336138 RHO CAS KAD 2459437.4200 2021-08-10 4.8 1
1287336139 RHO CAS KAD 2459439.4400 2021-08-12 4.9 1