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
1293126397 TW HYA HMB 2459664.5671 2022-03-26 12.216 2
1293126398 TW HYA HMB 2459664.5674 2022-03-26 10.380 2
1293126399 TW HYA HMB 2459664.5676 2022-03-26 10.373 2
1293126400 TW HYA HMB 2459664.5679 2022-03-26 9.544 2
1293126401 TW HYA HMB 2459664.5681 2022-03-26 9.525 2
1293126402 TW HYA HMB 2459664.5684 2022-03-26 11.193 2
1293126403 TW HYA HMB 2459664.5687 2022-03-26 11.192 2
1293137773 TW HYA MMEA 2459664.8838 2022-03-26 12.175 2
1293137774 TW HYA MMEA 2459664.8878 2022-03-26 11.208 2
1293137775 TW HYA MMEA 2459664.8917 2022-03-26 10.394 2
1293137776 TW HYA MMEA 2459664.8958 2022-03-26 12.209 2
1293137777 TW HYA MMEA 2459664.8998 2022-03-26 11.237 2
1293137778 TW HYA MMEA 2459664.9037 2022-03-26 10.411 2
1293137779 TW HYA MMEA 2459664.9078 2022-03-26 12.273 2
1293137780 TW HYA MMEA 2459664.9118 2022-03-26 11.253 2
1293137781 TW HYA MMEA 2459664.9157 2022-03-26 10.428 2
1293137782 TW HYA MMEA 2459664.9198 2022-03-26 12.310 2
1293137783 TW HYA MMEA 2459664.9238 2022-03-26 11.276 2
1293137784 TW HYA MMEA 2459664.9277 2022-03-26 10.442 2
1293137785 TW HYA MMEA 2459664.9318 2022-03-26 12.344 2
1293137786 TW HYA MMEA 2459664.9358 2022-03-26 11.297 2
1293137787 TW HYA MMEA 2459664.9397 2022-03-26 10.444 2
1293137788 TW HYA MMEA 2459664.9438 2022-03-26 12.352 2
1293137789 TW HYA MMEA 2459664.9490 2022-03-26 11.307 2
1293138177 TW HYA DANF 2459665.5417 2022-03-27 12.265 2