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
1293138178 TW HYA DANF 2459665.5421 2022-03-27 11.202 2
1293138179 TW HYA DANF 2459665.5425 2022-03-27 10.552 2
1293138180 TW HYA DANF 2459665.5429 2022-03-27 10.051 2
1293139437 TW HYA HMB 2459665.5663 2022-03-27 12.252 2
1293139438 TW HYA HMB 2459665.5667 2022-03-27 12.239 2
1293139439 TW HYA HMB 2459665.5670 2022-03-27 10.354 2
1293139440 TW HYA HMB 2459665.5672 2022-03-27 10.365 2
1293139441 TW HYA HMB 2459665.5675 2022-03-27 9.543 2
1293139442 TW HYA HMB 2459665.5677 2022-03-27 9.528 2
1293139443 TW HYA HMB 2459665.5680 2022-03-27 11.203 2
1293139444 TW HYA HMB 2459665.5683 2022-03-27 11.203 2
1293144577 TW HYA DANF 2459666.5027 2022-03-28 11.777 2
1293144578 TW HYA DANF 2459666.5030 2022-03-28 10.867 2
1293144579 TW HYA DANF 2459666.5033 2022-03-28 10.234 2
1293144580 TW HYA DANF 2459666.5037 2022-03-28 9.795 2
1293148912 TW HYA HMB 2459666.5652 2022-03-28 11.615 2
1293148913 TW HYA HMB 2459666.5656 2022-03-28 11.609 2
1293148914 TW HYA HMB 2459666.5660 2022-03-28 10.050 2
1293148915 TW HYA HMB 2459666.5662 2022-03-28 10.063 2
1293148916 TW HYA HMB 2459666.5665 2022-03-28 9.357 2
1293148917 TW HYA HMB 2459666.5667 2022-03-28 9.377 2
1293148918 TW HYA HMB 2459666.5669 2022-03-28 10.812 2
1293148919 TW HYA HMB 2459666.5672 2022-03-28 10.814 2
1293155231 TW HYA DKS 2459660.6628 2022-03-22 11.691 2
1293155232 TW HYA DKS 2459660.6580 2022-03-22 10.799 2