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.

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Enter list of star names, comma separated.
Enter a date in natural language, jd, or utc format.
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Campaign overrides targets and dates.

Found 3880 records.

# Target Observer Julian Date UTC Date Magnitude Type
1288007253 rho CAS REE 2459540.2674 2021-11-21 4.6 1
1288011620 Rho Cas MJZ 2459532.4187 2021-11-13 4.7 1
1288014536 rho Cas PBRA 2459542.5972 2021-11-24 4.7 1
1288045320 RHO CAS SSHA 2459542.4722 2021-11-23 4.7 1
1288191820 RHO CAS GGU 2459542.2840 2021-11-23 4.8 1
1288211092 rho cas SANG 2459546.0576 2021-11-27 4.5 1
1288308039 rho CAS PPL 2459542.5150 2021-11-24 5.2 1
1288308047 Rho Cas ONJ 2459546.4958 2021-11-27 4.8 1
1288406334 RHO CAS VOL 2459386.3974 2021-06-20 4.566 6
1288406335 RHO CAS VOL 2459392.3732 2021-06-26 4.546 6
1288406336 RHO CAS VOL 2459399.4206 2021-07-03 4.555 6
1288406337 RHO CAS VOL 2459402.3657 2021-07-06 4.601 6
1288406338 RHO CAS VOL 2459406.3666 2021-07-10 4.618 6
1288406339 RHO CAS VOL 2459418.3646 2021-07-22 4.629 6
1288406340 RHO CAS VOL 2459419.3462 2021-07-23 4.632 6
1288406341 RHO CAS VOL 2459429.3683 2021-08-02 4.631 6
1288406342 RHO CAS VOL 2459433.4236 2021-08-06 4.651 6
1288406343 RHO CAS VOL 2459438.3974 2021-08-11 4.642 6
1288406344 RHO CAS VOL 2459441.3570 2021-08-14 4.639 6
1288406345 RHO CAS VOL 2459459.3324 2021-09-01 4.644 6
1288406346 RHO CAS VOL 2459461.3391 2021-09-03 4.661 6
1288406347 RHO CAS VOL 2459463.3134 2021-09-05 4.666 6
1288406348 RHO CAS VOL 2459468.3114 2021-09-10 4.643 6
1288406349 RHO CAS VOL 2459481.6298 2021-09-24 4.672 6
1288406350 RHO CAS VOL 2459483.2928 2021-09-25 4.616 6