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
1293119840 DI CHA HMB 2459663.5670 2022-03-25 11.929 2
1293126230 DI CHA HMB 2459664.5648 2022-03-26 10.249 2
1293126231 DI CHA HMB 2459664.5649 2022-03-26 10.214 2
1293126232 DI CHA HMB 2459664.5651 2022-03-26 9.704 2
1293126233 DI CHA HMB 2459664.5653 2022-03-26 9.663 2
1293126234 DI CHA HMB 2459664.5655 2022-03-26 10.709 2
1293126235 DI CHA HMB 2459664.5657 2022-03-26 10.728 2
1293126236 DI CHA HMB 2459664.5660 2022-03-26 11.914 2
1293126237 DI CHA HMB 2459664.5663 2022-03-26 11.937 2
1293139278 DI CHA HMB 2459665.5643 2022-03-27 10.218 2
1293139279 DI CHA HMB 2459665.5645 2022-03-27 10.230 2
1293139280 DI CHA HMB 2459665.5647 2022-03-27 9.712 2
1293139281 DI CHA HMB 2459665.5649 2022-03-27 9.669 2
1293139282 DI CHA HMB 2459665.5651 2022-03-27 10.700 2
1293139283 DI CHA HMB 2459665.5653 2022-03-27 10.713 2
1293139284 DI CHA HMB 2459665.5656 2022-03-27 11.912 2
1293139285 DI CHA HMB 2459665.5658 2022-03-27 11.902 2
1293148743 DI CHA HMB 2459666.5633 2022-03-28 10.218 2
1293148744 DI CHA HMB 2459666.5634 2022-03-28 10.234 2
1293148745 DI CHA HMB 2459666.5637 2022-03-28 9.701 2
1293148746 DI CHA HMB 2459666.5638 2022-03-28 9.679 2
1293148747 DI CHA HMB 2459666.5640 2022-03-28 10.694 2
1293148748 DI CHA HMB 2459666.5642 2022-03-28 10.695 2
1293148749 DI CHA HMB 2459666.5645 2022-03-28 11.921 2
1293148750 DI CHA HMB 2459666.5648 2022-03-28 11.920 2