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
1293155233 TW HYA DKS 2459660.6602 2022-03-22 9.364 2
1293155472 TW HYA MMEA 2459666.8788 2022-03-28 9.955 2
1293155473 TW HYA MMEA 2459666.8829 2022-03-28 11.394 2
1293155474 TW HYA MMEA 2459666.8869 2022-03-28 10.646 2
1293155475 TW HYA MMEA 2459666.8950 2022-03-28 11.410 2
1293155476 TW HYA MMEA 2459666.8990 2022-03-28 10.677 2
1293155477 TW HYA MMEA 2459666.9071 2022-03-28 11.446 2
1293155478 TW HYA MMEA 2459666.9111 2022-03-28 10.667 2
1293155479 TW HYA MMEA 2459666.9191 2022-03-28 11.414 2
1293155480 TW HYA MMEA 2459666.9231 2022-03-28 10.655 2
1293155481 TW HYA MMEA 2459666.9312 2022-03-28 11.450 2
1293155482 TW HYA MMEA 2459666.9352 2022-03-28 10.665 2
1293155483 TW HYA MMEA 2459666.9392 2022-03-28 9.974 2
1293155484 TW HYA MMEA 2459666.9455 2022-03-28 11.498 2
1293155485 TW HYA MMEA 2459666.9495 2022-03-28 10.722 2
1293155486 TW HYA MMEA 2459666.9576 2022-03-28 11.512 2
1293155487 TW HYA MMEA 2459666.9616 2022-03-28 10.699 2
1293155488 TW HYA MMEA 2459666.9697 2022-03-28 11.489 2
1293155489 TW HYA MMEA 2459666.9736 2022-03-28 10.708 2
1293157763 TW HYA DANF 2459667.5199 2022-03-29 11.836 2
1293157764 TW HYA DANF 2459667.5203 2022-03-29 10.945 2
1293157765 TW HYA DANF 2459667.5207 2022-03-29 10.373 2
1293157766 TW HYA DANF 2459667.5211 2022-03-29 9.925 2
1293165584 TW HYA HMB 2459667.5642 2022-03-29 11.779 2
1293165585 TW HYA HMB 2459667.5646 2022-03-29 11.770 2