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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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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | TV Her | GZN | 2457924.5000 | 2017-06-20 00:00 | <13.8 | N/A | Visual | Visual |
| 2 | SY Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 10.2 | N/A | Visual | Visual |
| 3 | SS Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 9.3 | N/A | Visual | Visual |
| 4 | RV Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 9.8 | N/A | Visual | Visual |
| 5 | R Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 14.1 | N/A | Visual | Visual |
| 6 | T Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 12.3 | N/A | Visual | Visual |
| 7 | RS Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 9.9 | N/A | Visual | Visual |
| 8 | W Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 8.5 | N/A | Visual | Visual |
| 9 | X Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 6.3 | N/A | Visual | Visual |
| 10 | g Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 5.1 | N/A | Visual | Visual |
| 11 | U Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 7.8 | N/A | Visual | Visual |
| 12 | S Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 7.7 | N/A | Visual | Visual |
| 13 | RU Her | GZN | 2457924.5000 | 2017-06-20 00:00 | 11.6 | N/A | Visual | Visual |
| 14 | Z CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 14.0 | N/A | Visual | Visual |
| 15 | X CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 10.5 | N/A | Visual | Visual |
| 16 | W CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 12.5 | N/A | Visual | Visual |
| 17 | TT CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 11.8 | N/A | Visual | Visual |
| 18 | RR CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 8.0 | N/A | Visual | Visual |
| 19 | V CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 10.0 | N/A | Visual | Visual |
| 20 | S CrB | GZN | 2457924.5000 | 2017-06-20 00:00 | 10.6 | N/A | Visual | Visual |
| 21 | AN Lyr | FDA | 2457924.5000 | 2017-06-20 00:00 | <13.9 | N/A | Visual | Visual |
| 22 | AM Lyr | FDA | 2457924.5000 | 2017-06-20 00:00 | <13.9 | N/A | Visual | Visual |
| 23 | AB Lyr | FDA | 2457924.5000 | 2017-06-20 00:00 | 13.9 | N/A | Visual | Visual |
| 24 | BL Lyr | FDA | 2457924.5000 | 2017-06-20 00:00 | <14.3 | N/A | Visual | Visual |
| 25 | BK Lyr | FDA | 2457924.5000 | 2017-06-20 00:00 | <13.8 | N/A | Visual | Visual |