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
1308120623 Rho Cas SIVB 2460410.2889 2024-04-09 4.32 1
1308120626 Rho Cas SIVB 2460427.3160 2024-04-26 4.37 1
1308120659 Rho Cas SIVB 2460433.3396 2024-05-02 4.60 1