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 2603 records.

# Target Observer Julian Date UTC Date Magnitude Type
1292850223 SY CHA MDJ 2459642.5843 2022-03-04 13.065 2
1292850224 SY CHA MDJ 2459642.5845 2022-03-04 13.078 2
1292850225 SY CHA MDJ 2459642.5848 2022-03-04 13.027 2
1292850226 SY CHA MDJ 2459642.5850 2022-03-04 13.078 2
1292850227 SY CHA MDJ 2459642.5853 2022-03-04 13.001 2
1292850228 SY CHA MDJ 2459642.5855 2022-03-04 13.021 2
1292850229 SY CHA MDJ 2459642.5858 2022-03-04 12.946 2
1292850230 SY CHA MDJ 2459642.5860 2022-03-04 13.084 2
1292850231 SY CHA MDJ 2459642.5863 2022-03-04 13.038 2
1292850232 SY CHA MDJ 2459642.5865 2022-03-04 12.901 2
1292850233 SY CHA MDJ 2459642.5868 2022-03-04 13.043 2
1292850234 SY CHA MDJ 2459642.5870 2022-03-04 13.076 2
1292850235 SY CHA MDJ 2459642.5873 2022-03-04 12.919 2
1292850236 SY CHA MDJ 2459642.5876 2022-03-04 13.037 2
1292850237 SY CHA MDJ 2459642.5878 2022-03-04 12.969 2
1292850238 SY CHA MDJ 2459642.5881 2022-03-04 12.903 2
1292850239 SY CHA MDJ 2459642.5883 2022-03-04 12.982 2
1292874707 SY CHA HMB 2459644.6254 2022-03-06 11.503 2
1292874708 SY CHA HMB 2459644.6260 2022-03-06 11.507 2
1292874709 SY CHA HMB 2459644.6267 2022-03-06 13.169 2
1292874710 SY CHA HMB 2459644.6274 2022-03-06 13.173 2
1292874711 SY CHA HMB 2459644.6283 2022-03-06 14.430 2
1292874712 SY CHA HMB 2459644.6294 2022-03-06 14.450 2
1292874713 SY CHA HMB 2459644.6303 2022-03-06 12.366 2
1292874714 SY CHA HMB 2459644.6308 2022-03-06 12.357 2