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.
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Campaign overrides targets and dates.

Found 3880 records.

# Target Observer Julian Date UTC Date Magnitude Type
1287336140 RHO CAS KAD 2459448.3100 2021-08-21 4.9 1
1287336141 RHO CAS KAD 2459454.3300 2021-08-27 4.8 1
1287357229 RHO CAS BBA 2459465.8132 2021-09-08 5.0 1
1287357270 RHO CAS BBA 2459481.6972 2021-09-24 4.9 1
1287358705 Rho Cas FGIB 2459482.3542 2021-09-24 4.9 1
1287359740 rho Cas SNE 2459485.6174 2021-09-28 4.5 1
1287361075 Rho Cas ONJ 2459486.4111 2021-09-28 5.0 1
1287382785 RHO CAS SSHA 2459487.5528 2021-09-30 4.67 1
1287384210 RHO CAS BBA 2459484.7681 2021-09-27 4.9 1
1287386646 RHO CAS JLZ 2459463.2800 2021-09-05 4.6 1
1287386647 RHO CAS JLZ 2459477.2800 2021-09-19 4.6 1
1287388115 RHO CAS BBA 2459486.7549 2021-09-29 4.9 1
1287395803 RHO CAS KAD 2459470.3500 2021-09-12 4.8 1
1287395804 RHO CAS KAD 2459477.2700 2021-09-19 4.8 1
1287395805 RHO CAS KAD 2459480.3400 2021-09-22 4.8 1
1287395806 RHO CAS KAD 2459483.3500 2021-09-25 4.7 1
1287395807 RHO CAS KAD 2459484.4100 2021-09-26 4.8 1
1287395808 RHO CAS KAD 2459486.3500 2021-09-28 4.8 1
1287404020 RHO CAS PIJ 2459466.4000 2021-09-08 4.7 1
1287404021 RHO CAS PIJ 2459483.3000 2021-09-25 4.8 1
1287430072 Rho Cas PJI 2459488.7361 2021-10-01 4.8 1
1287435152 rho cas SLH 2459475.5764 2021-09-18 4.8 1
1287435493 RHO CAS SDAB 2459485.3347 2021-09-27 4.8 1
1287454815 RHO CAS BHA 2459461.2830 2021-09-03 4.5 1
1287454816 RHO CAS BHA 2459466.2840 2021-09-08 4.6 1