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
1286886798 RHO CAS CKB 2459439.7437 2021-08-13 4.6 1
1286888948 rho CAS PPL 2459441.6770 2021-08-15 4.9 1
1286890106 rho Cas BMIE 2459440.3312 2021-08-13 4.9 1
1286902094 RHO CAS CME 2459401.4264 2021-07-05 4.4 1
1286902215 RHO CAS CME 2459425.4313 2021-07-29 4.5 1
1286902931 RHO CAS CME 2459433.4694 2021-08-06 4.5 1
1286904445 RHO CAS SSHA 2459442.5729 2021-08-16 4.7 1
1286905387 2349+56 SHS 2459428.5812 2021-08-02 4.617 6
1286963173 rho Cas LMT 2459441.3893 2021-08-14 4.64 6
1286965203 RHO CAS HGUA 2459447.4264 2021-08-20 4.8 1
1286966103 RHO CAS GZN 2459434.5000 2021-08-08 4.7 1
1286990683 RHO CAS CKB 2459447.9278 2021-08-21 4.7 1
1286993493 Rho cas MED 2459449.3472 2021-08-22 4.4 1
1287019972 rho cas SLH 2459448.8715 2021-08-22 4.7 1
1287036252 RHO CAS SMAI 2459451.3078 2021-08-24 6.015 2
1287036253 RHO CAS SMAI 2459451.3040 2021-08-24 3.391 2
1287036254 RHO CAS SMAI 2459451.3001 2021-08-24 3.749 2
1287036255 RHO CAS SMAI 2459451.3110 2021-08-24 6.758 2
1287036256 RHO CAS SMAI 2459451.2958 2021-08-24 4.633 2
1287042641 Rho Cas CEM 2459453.4250 2021-08-26 4.7 1
1287042643 Rho Cas CEM 2459453.4250 2021-08-26 4.6 1
1287066871 RHO CAS GZN 2459445.5000 2021-08-19 4.7 1
1287066925 RHO CAS GZN 2459453.5000 2021-08-27 4.7 1
1287077259 rho Cas SALL 2459457.3729 2021-08-30 4.8 1
1287081293 RHO CAS BBA 2459441.7563 2021-08-15 4.7 1