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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 | VFK | 2458578.3090 | 2019-04-04 19:24 | 10.1 | N/A | Visual | Visual |
| 2 | R Per | BFO | 2458576.2900 | 2019-04-02 18:57 | 9.9 | N/A | Visual | Visual |
| 3 | R Per | PEG | 2458575.4000 | 2019-04-01 21:35 | 10.1 | N/A | Visual | Visual |
| 4 | R Per | VFK | 2458575.2972 | 2019-04-01 19:07 | 10.4 | N/A | Visual | Visual |
| 5 | R Per | VED | 2458574.4000 | 2019-03-31 21:35 | 9.9 | N/A | Visual | Visual |
| 6 | R Per | VFK | 2458572.3111 | 2019-03-29 19:27 | 10.5 | N/A | Visual | Visual |
| 7 | R Per | CSM | 2458569.3284 | 2019-03-26 19:52 | 10.5 | N/A | Visual | Visual |
| 8 | R Per | RRIA | 2458566.5320 | 2019-03-24 00:46 | 10.3 | N/A | Visual | Visual |
| 9 | R Per | VED | 2458566.4000 | 2019-03-23 21:35 | 10.3 | N/A | Visual | Visual |
| 10 | R Per | DHEB | 2458566.3375 | 2019-03-23 20:05 | 10.5 | N/A | Visual | Visual |
| 11 | R Per | BFO | 2458566.2800 | 2019-03-23 18:43 | 10.5 | N/A | Visual | Visual |
| 12 | R Per | PEG | 2458564.4000 | 2019-03-21 21:35 | 10.6 | N/A | Visual | Visual |
| 13 | R Per | CDAD | 2458561.6068 | 2019-03-19 02:33 | 10.417 | 0.002 | CV | CCD |
| 14 | R Per | CDAD | 2458560.6128 | 2019-03-18 02:42 | 10.448 | 0.002 | CV | CCD |
| 15 | R Per | CDAD | 2458557.6022 | 2019-03-15 02:27 | 10.498 | 0.002 | CV | CCD |
| 16 | R Per | BFO | 2458555.2700 | 2019-03-12 18:28 | 10.9 | N/A | Visual | Visual |
| 17 | R Per | PEG | 2458554.4000 | 2019-03-11 21:35 | 11.1 | N/A | Visual | Visual |
| 18 | R Per | HCS | 2458548.2000 | 2019-03-05 16:48 | 11.6 | N/A | Visual | Visual |
| 19 | R Per | BFO | 2458545.2800 | 2019-03-02 18:43 | 11.4 | N/A | Visual | Visual |
| 20 | R Per | CDAD | 2458543.5960 | 2019-03-01 02:18 | 11.169 | 0.004 | CV | CCD |
| 21 | R Per | PEG | 2458542.4000 | 2019-02-27 21:35 | 11.9 | N/A | Visual | Visual |
| 22 | R Per | BFO | 2458541.2800 | 2019-02-26 18:43 | 12.0 | N/A | Visual | Visual |
| 23 | R Per | CDAD | 2458538.6002 | 2019-02-24 02:24 | 11.569 | 0.005 | CV | CCD |
| 24 | R Per | PEG | 2458537.4000 | 2019-02-22 21:35 | 12.3 | N/A | Visual | Visual |
| 25 | R Per | CDAD | 2458535.6269 | 2019-02-21 03:02 | 11.781 | 0.005 | CV | CCD |