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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.
Found 756 records
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | R Per | BLUA | 2458804.5800 | 2019-11-17 01:55 | 9.1 | N/A | Visual | Visual |
| 2 | R Per | VFK | 2458804.2903 | 2019-11-16 18:58 | 8.8 | N/A | Visual | Visual |
| 3 | R Per | TYGA | 2458802.9792 | 2019-11-15 11:30 | 8.9 | N/A | Johnson V | CCD |
| 4 | R Per | VFK | 2458798.2625 | 2019-11-10 18:18 | 9.1 | N/A | Visual | Visual |
| 5 | R Per | VFK | 2458797.4417 | 2019-11-09 22:36 | 9.5 | N/A | Visual | Visual |
| 6 | R Per | LMT | 2458796.2903 | 2019-11-08 18:58 | 9.3 | N/A | Visual | Visual |
| 7 | R Per | BYF | 2458795.6042 | 2019-11-08 02:30 | 9.2 | N/A | Visual | Visual |
| 8 | R Per | VFK | 2458795.4090 | 2019-11-07 21:48 | 10.1 | N/A | Visual | Visual |
| 9 | R Per | KMA | 2458793.8931 | 2019-11-06 09:26 | 9.1 | N/A | Visual | Visual |
| 10 | R Per | VFK | 2458792.4799 | 2019-11-04 23:31 | 10.0 | N/A | Visual | Visual |
| 11 | R Per | VFK | 2458788.3132 | 2019-10-31 19:31 | 10.4 | N/A | Visual | Visual |
| 12 | R Per | VFK | 2458787.4063 | 2019-10-30 21:45 | 10.4 | N/A | Visual | Visual |
| 13 | R Per | VFK | 2458786.4069 | 2019-10-29 21:45 | 10.4 | N/A | Visual | Visual |
| 14 | R Per | BYF | 2458786.3611 | 2019-10-29 20:39 | 9.6 | N/A | Visual | Visual |
| 15 | R Per | VFK | 2458785.2903 | 2019-10-28 18:58 | 10.4 | N/A | Visual | Visual |
| 16 | R Per | VFK | 2458784.6563 | 2019-10-28 03:45 | 10.4 | N/A | Visual | Visual |
| 17 | R Per | DHEB | 2458784.4375 | 2019-10-27 22:30 | 9.8 | N/A | Visual | Visual |
| 18 | R Per | SEDB | 2458783.7060 | 2019-10-27 04:56 | 9.9 | N/A | Visual | Visual |
| 19 | R Per | TPS | 2458782.6000 | 2019-10-26 02:24 | 10.1 | N/A | Visual | Visual |
| 20 | R Per | VFK | 2458782.3819 | 2019-10-25 21:09 | 10.5 | N/A | Visual | Visual |
| 21 | R Per | VFK | 2458781.3014 | 2019-10-24 19:14 | 10.5 | N/A | Visual | Visual |
| 22 | R Per | VFK | 2458779.2965 | 2019-10-22 19:06 | 10.6 | N/A | Visual | Visual |
| 23 | R Per | HCS | 2458779.1200 | 2019-10-22 14:52 | 9.9 | N/A | Visual | Visual |
| 24 | R Per | VFK | 2458778.4132 | 2019-10-21 21:55 | 10.5 | N/A | Visual | Visual |
| 25 | R Per | BFO | 2458778.3400 | 2019-10-21 20:09 | 10.3 | N/A | Visual | Visual |