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
1291007621 rho cas MVO 2459442.3611 2021-08-15 4.6 1
1291015173 rho CAS REE 2459573.2465 2021-12-24 4.6 1
1291017763 rho cas MVO 2459447.4681 2021-08-20 4.55 1
1291017775 rho cas MVO 2459457.3188 2021-08-30 4.55 1
1291017789 rho cas MVO 2459461.3611 2021-09-03 4.5 1
1291017801 rho cas MVO 2459468.3521 2021-09-10 4.5 1
1291017817 rho cas MVO 2459471.3431 2021-09-13 4.6 1
1291017829 rho cas MVO 2459483.3208 2021-09-25 4.5 1
1291020259 2349+56 SHS 2459520.4666 2021-11-01 4.835 6
1291022109 Rho Cas PJI 2459550.6632 2021-12-02 4.7 1
1291033694 rho Cas BMIE 2459577.2319 2021-12-28 4.3 1
1291038363 rho cas MVO 2459490.2396 2021-10-02 4.55 1
1291038372 rho cas MVO 2459501.2896 2021-10-13 4.6 1
1291038388 rho cas MVO 2459505.2118 2021-10-17 4.6 1
1291038398 rho cas MVO 2459520.2896 2021-11-01 4.6 1
1291040511 rho cas MVO 2459527.3694 2021-11-08 4.5 1
1291040527 rho cas MVO 2459537.2021 2021-11-18 4.5 1
1291041274 rho cas MVO 2459540.1535 2021-11-21 4.6 1
1291041444 rho cas MVO 2459550.2729 2021-12-01 4.5 1
1291041479 rho cas MVO 2459554.2417 2021-12-05 4.5 1
1291041490 rho cas SANG 2459579.0139 2021-12-30 4.6 1
1291041512 rho cas MVO 2459566.1368 2021-12-17 4.5 1
1291041556 rho cas MVO 2459570.2924 2021-12-21 4.5 1
1291041571 rho cas MVO 2459576.1417 2021-12-27 4.5 1
1291110070 Rho Cas MJZ 2459564.3499 2021-12-15 4.6 1