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
1303507212 RHO CAS KUC 2459983.4260 2023-02-07 4.48 1
1303507213 RHO CAS KUC 2459984.2660 2023-02-08 4.71 1
1303507214 RHO CAS KUC 2459984.3740 2023-02-08 4.52 1
1303507215 RHO CAS KUC 2459989.2740 2023-02-13 4.57 1
1303507216 RHO CAS KUC 2459989.3260 2023-02-13 4.40 1
1303507217 RHO CAS KUC 2459989.4250 2023-02-13 4.59 1
1303507218 RHO CAS KUC 2459991.3110 2023-02-15 4.63 1
1303507219 RHO CAS KUC 2459991.3690 2023-02-15 4.63 1
1303507220 RHO CAS KUC 2459996.3080 2023-02-20 4.59 1
1303507221 RHO CAS KUC 2459996.4240 2023-02-20 4.59 1
1303507222 RHO CAS KUC 2460001.4260 2023-02-25 4.67 1
1303507223 RHO CAS KUC 2460002.3470 2023-02-26 4.71 1
1303507224 RHO CAS KUC 2460003.3240 2023-02-27 4.77 1
1303507225 RHO CAS KUC 2460003.4490 2023-02-27 4.63 1
1303507226 RHO CAS KUC 2460005.4160 2023-03-01 4.63 1
1303507227 RHO CAS KUC 2460006.3190 2023-03-02 4.60 1
1303507228 RHO CAS KUC 2460007.3160 2023-03-03 4.75 1
1303507229 RHO CAS KUC 2460022.4040 2023-03-18 4.77 1
1303507230 RHO CAS KUC 2460038.3570 2023-04-03 4.52 1
1303507231 RHO CAS KUC 2460060.3470 2023-04-25 4.71 1
1303507232 RHO CAS KUC 2460060.3610 2023-04-25 4.69 1
1303507233 RHO CAS KUC 2460088.3950 2023-05-23 4.77 1
1303507234 RHO CAS KUC 2460090.3900 2023-05-25 4.75 1
1303507235 RHO CAS KUC 2460094.3850 2023-05-29 4.68 1
1303507236 RHO CAS KUC 2460096.3930 2023-05-31 4.77 1