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.

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Enter list of star names, comma separated.
Enter a date in natural language, jd, or utc format.
2022-04-15 00:00:00.000

Found 2603 records.

# Target Observer Julian Date UTC Date Magnitude Type
1293213526 TW HYA PEX 2459676.2470 2022-04-06 17:55 10.769 2
1293213527 TW HYA PEX 2459676.2475 2022-04-06 17:56 10.037 2
1293213528 TW HYA PEX 2459676.2479 2022-04-06 17:57 9.357 2
1293213568 TW HYA DCMA 2459676.4618 2022-04-06 23:05 11.0 1
1293213660 TW HYA YBA 2459676.1281 2022-04-06 15:04 11.629 2
1293213661 TW HYA YBA 2459676.1286 2022-04-06 15:05 10.796 2
1293213818 TW HYA MMEA 2459675.8808 2022-04-06 09:08 11.125 2
1293213819 TW HYA MMEA 2459675.8888 2022-04-06 09:19 12.063 2
1293213820 TW HYA MMEA 2459675.8927 2022-04-06 09:25 11.117 2
1293213821 TW HYA MMEA 2459675.9008 2022-04-06 09:37 12.023 2
1293213822 TW HYA MMEA 2459675.9047 2022-04-06 09:42 11.089 2
1293213823 TW HYA MMEA 2459675.9127 2022-04-06 09:54 12.033 2
1293213824 TW HYA MMEA 2459675.9166 2022-04-06 09:59 11.109 2
1293213825 TW HYA MMEA 2459675.9247 2022-04-06 10:11 12.071 2
1293213826 TW HYA MMEA 2459675.9368 2022-04-06 10:29 12.045 2
1293213827 TW HYA MMEA 2459675.9634 2022-04-06 11:07 12.019 2
1293213828 TW HYA MMEA 2459675.9879 2022-04-06 11:42 11.971 2
1293213829 TW HYA MMEA 2459675.9919 2022-04-06 11:48 11.050 2
1293213830 TW HYA MMEA 2459676.0192 2022-04-06 12:27 11.898 2
1293213831 TW HYA MMEA 2459676.0232 2022-04-06 12:33 11.002 2
1293213832 TW HYA MMEA 2459676.0435 2022-04-06 13:02 11.878 2
1293213833 TW HYA MMEA 2459676.0474 2022-04-06 13:08 10.983 2
1293213834 TW HYA MMEA 2459676.0679 2022-04-06 13:37 11.852 2
1293213835 TW HYA MMEA 2459676.0719 2022-04-06 13:43 10.964 2
1293213836 TW HYA MMEA 2459676.0946 2022-04-06 14:16 11.825 2