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.
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
1287764655 RHO CAS BMK 2459523.5097 2021-11-05 4.7 1
1287764835 RHO CAS BHA 2459495.2350 2021-10-07 4.6 1
1287764836 RHO CAS BHA 2459496.2350 2021-10-08 4.6 1
1287764837 RHO CAS BHA 2459497.2350 2021-10-09 4.5 1
1287764838 RHO CAS BHA 2459498.2350 2021-10-10 4.5 1
1287764839 RHO CAS BHA 2459504.2400 2021-10-16 4.5 1
1287764840 RHO CAS BHA 2459512.2230 2021-10-24 4.4 1
1287764841 RHO CAS BHA 2459516.2230 2021-10-28 4.5 1
1287764842 RHO CAS BHA 2459517.2630 2021-10-29 4.4 1
1287764843 RHO CAS BHA 2459519.2210 2021-10-31 4.5 1
1287796574 RHO CAS SSHA 2459525.5639 2021-11-07 4.75 1
1287798056 Rho cas MED 2459526.2500 2021-11-07 4.4 1
1287811490 RHO CAS SSHA 2459526.5111 2021-11-08 4.73 1
1287811582 RHO CAS CKB 2459524.9410 2021-11-06 4.6 1
1287813338 RHO CAS KPL 2459526.6708 2021-11-08 4.531 3
1287823940 RHO CAS SMAI 2459528.2234 2021-11-09 5.822 2
1287823941 RHO CAS SMAI 2459528.2196 2021-11-09 3.289 2
1287823942 RHO CAS SMAI 2459528.2157 2021-11-09 3.669 2
1287823943 RHO CAS SMAI 2459528.2271 2021-11-09 6.455 2
1287823944 RHO CAS SMAI 2459528.2114 2021-11-09 4.533 2
1287828949 rho cas SANG 2459527.9958 2021-11-09 4.7 1
1287831468 RHO CAS BVE 2459528.4405 2021-11-09 5.791 3
1287831469 RHO CAS BVE 2459528.4401 2021-11-09 4.510 3
1287831470 RHO CAS BVE 2459528.4410 2021-11-09 3.219 3
1287838862 rho Cas PBRA 2459529.6472 2021-11-11 4.6 1