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
1293089341 TW HYA HMB 2459661.5711 2022-03-23 9.502 2
1293089342 TW HYA HMB 2459661.5713 2022-03-23 11.129 2
1293089343 TW HYA HMB 2459661.5716 2022-03-23 11.131 2
1293092825 TW HYA PEX 2459661.9900 2022-03-23 12.376 2
1293092826 TW HYA PEX 2459661.9906 2022-03-23 11.292 2
1293092827 TW HYA PEX 2459661.9911 2022-03-23 10.396 2
1293092828 TW HYA PEX 2459661.9916 2022-03-23 9.633 2
1293096468 TW HYA HMB 2459662.5679 2022-03-24 11.905 2
1293096469 TW HYA HMB 2459662.5683 2022-03-24 11.897 2
1293096470 TW HYA HMB 2459662.5686 2022-03-24 10.219 2
1293096471 TW HYA HMB 2459662.5688 2022-03-24 10.232 2
1293096472 TW HYA HMB 2459662.5691 2022-03-24 9.456 2
1293096473 TW HYA HMB 2459662.5693 2022-03-24 9.454 2
1293096474 TW HYA HMB 2459662.5696 2022-03-24 10.997 2
1293096475 TW HYA HMB 2459662.5699 2022-03-24 11.002 2
1293099606 TW HYA PEX 2459662.9902 2022-03-24 11.778 2
1293099607 TW HYA PEX 2459662.9908 2022-03-24 10.930 2
1293099608 TW HYA PEX 2459662.9913 2022-03-24 10.179 2
1293099609 TW HYA PEX 2459662.9917 2022-03-24 9.504 2
1293119993 TW HYA HMB 2459663.5674 2022-03-25 11.956 2
1293119994 TW HYA HMB 2459663.5678 2022-03-25 11.972 2
1293119995 TW HYA HMB 2459663.5681 2022-03-25 10.287 2
1293119996 TW HYA HMB 2459663.5683 2022-03-25 10.280 2
1293119997 TW HYA HMB 2459663.5686 2022-03-25 9.483 2
1293119998 TW HYA HMB 2459663.5688 2022-03-25 9.481 2