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
1293235665 TW HYA HMB 2459679.5663 2022-04-10 10.158 2
1293235666 TW HYA HMB 2459679.5665 2022-04-10 10.147 2
1293235667 TW HYA HMB 2459679.5668 2022-04-10 9.417 2
1293235668 TW HYA HMB 2459679.5670 2022-04-10 9.420 2
1293235669 TW HYA HMB 2459679.5672 2022-04-10 10.926 2
1293235670 TW HYA HMB 2459679.5675 2022-04-10 10.938 2
1293237609 TW HYA DCMA 2459680.4444 2022-04-10 11.0 1
1293241361 TW HYA HMB 2459680.5650 2022-04-11 11.648 2
1293241362 TW HYA HMB 2459680.5653 2022-04-11 11.644 2
1293241363 TW HYA HMB 2459680.5657 2022-04-11 10.125 2
1293241364 TW HYA HMB 2459680.5659 2022-04-11 10.119 2
1293241365 TW HYA HMB 2459680.5662 2022-04-11 9.397 2
1293241366 TW HYA HMB 2459680.5664 2022-04-11 9.421 2
1293241367 TW HYA HMB 2459680.5667 2022-04-11 10.873 2
1293241368 TW HYA HMB 2459680.5669 2022-04-11 10.865 2
1293243942 TW HYA MMEA 2459680.8909 2022-04-11 10.094 2
1293243943 TW HYA MMEA 2459680.8949 2022-04-11 11.673 2
1293243944 TW HYA MMEA 2459680.8989 2022-04-11 10.849 2
1293243945 TW HYA MMEA 2459680.9029 2022-04-11 10.100 2
1293243946 TW HYA MMEA 2459680.9069 2022-04-11 11.664 2
1293243947 TW HYA MMEA 2459680.9109 2022-04-11 10.858 2
1293243948 TW HYA MMEA 2459680.9190 2022-04-11 11.649 2
1293243949 TW HYA MMEA 2459680.9229 2022-04-11 10.828 2
1293243950 TW HYA MMEA 2459680.9269 2022-04-11 10.072 2
1293243951 TW HYA MMEA 2459680.9309 2022-04-11 11.644 2