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
1290732282 RHO_CAS DHRA 2459563.6235 2021-12-15 4.364 6
1290732283 RHO_CAS DHRA 2459563.6236 2021-12-15 4.440 6
1290732284 RHO_CAS DHRA 2459563.6237 2021-12-15 4.326 6
1290732285 RHO_CAS DHRA 2459563.6238 2021-12-15 4.416 6
1290732286 RHO_CAS DHRA 2459563.6239 2021-12-15 4.418 6
1290732287 RHO_CAS DHRA 2459563.6241 2021-12-15 4.410 6
1290732288 RHO_CAS DHRA 2459563.6242 2021-12-15 4.354 6
1290732289 RHO_CAS DHRA 2459563.6242 2021-12-15 4.252 6
1290736549 rho CAS REE 2459566.2590 2021-12-17 4.7 1
1290740691 Rho Cas UIS01 2459541.5790 2021-11-23 4.469 3
1290740693 Rho Cas UIS01 2459568.5810 2021-12-20 4.395 3
1290740694 Rho Cas UIS01 2459541.5490 2021-11-23 5.721 3
1290740695 Rho Cas UIS01 2459568.5720 2021-12-20 5.589 3
1290790787 rho cas SANG 2459569.0181 2021-12-20 4.6 1
1290801922 RHO CAS SMAI 2459568.3456 2021-12-19 5.665 2
1290801923 RHO CAS SMAI 2459568.3569 2021-12-19 3.248 2
1290801924 RHO CAS SMAI 2459568.3536 2021-12-19 3.597 2
1290801925 RHO CAS SMAI 2459568.3486 2021-12-19 6.211 2
1290801926 RHO CAS SMAI 2459568.3422 2021-12-19 4.398 2
1290838439 rho Cas PBRA 2459569.5826 2021-12-21 4.7 1
1290839043 RHO CAS SSHA 2459569.4958 2021-12-20 4.6 1
1290884344 RHO CAS BBA 2459569.8076 2021-12-21 4.5 1
1290884359 RHO CAS BBA 2459565.6729 2021-12-17 4.4 1
1290884999 RHO CAS BVE 2459570.4436 2021-12-21 5.635 3
1290885000 RHO CAS BVE 2459570.4432 2021-12-21 4.415 3