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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 4565 records
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | W Cep | GGU | 2458787.3764 | 2019-10-30 21:02 | 7.4 | N/A | Visual | Visual |
| 2 | R Cyg | WUB | 2458787.3000 | 2019-10-30 19:11 | 10.9 | N/A | Visual | Visual |
| 3 | R Cas | HOO | 2458787.2500 | 2019-10-30 18:00 | 7.0 | N/A | Visual | Visual |
| 4 | R Cas | VFK | 2458787.2361 | 2019-10-30 17:39 | 7.0 | N/A | Visual | Visual |
| 5 | R Cyg | GGU | 2458786.3597 | 2019-10-29 20:37 | 9.4 | N/A | Visual | Visual |
| 6 | R Cas | DHEB | 2458786.3410 | 2019-10-29 20:10 | 7.0 | N/A | Visual | Visual |
| 7 | R Cas | MJAN | 2458786.3345 | 2019-10-29 20:01 | 6.95 | N/A | Visual | Visual |
| 8 | R Cyg | NJO | 2458786.3000 | 2019-10-29 19:11 | 10.2 | N/A | Visual | Visual |
| 9 | AU Cyg | ACO | 2458786.2931 | 2019-10-29 19:02 | 13.3 | N/A | Visual | Visual |
| 10 | RT Aql | BYF | 2458786.2639 | 2019-10-29 18:20 | 11.4 | N/A | Visual | Visual |
| 11 | R Cas | VFK | 2458786.2354 | 2019-10-29 17:38 | 7.0 | N/A | Visual | Visual |
| 12 | W Cep | VFK | 2458786.2354 | 2019-10-29 17:38 | 7.6 | N/A | Visual | Visual |
| 13 | AL Cep | DERA | 2458785.6829 | 2019-10-29 04:23 | 9.334 | 0.015 | Cousins I | CCD |
| 14 | AL Cep | DERA | 2458785.6823 | 2019-10-29 04:22 | 12.161 | 0.009 | Cousins R | CCD |
| 15 | AL Cep | DERA | 2458785.6797 | 2019-10-29 04:18 | 15.091 | 0.010 | Johnson V | CCD |
| 16 | R Cyg | MHH | 2458785.5470 | 2019-10-29 01:07 | 10.7 | N/A | Visual | Visual |
| 17 | R Cyg | ACO | 2458785.3215 | 2019-10-28 19:42 | 10.4 | N/A | Visual | Visual |
| 18 | SX Cyg | ACO | 2458785.3139 | 2019-10-28 19:32 | 13.1 | N/A | Visual | Visual |
| 19 | R Cas | DNO | 2458785.3076 | 2019-10-28 19:22 | 7.2 | N/A | Visual | Visual |
| 20 | R Vul | ACO | 2458785.2868 | 2019-10-28 18:52 | 13.5 | N/A | Visual | Visual |
| 21 | W Cep | VFK | 2458785.2819 | 2019-10-28 18:45 | 7.6 | N/A | Visual | Visual |
| 22 | R Cas | MMH | 2458785.2806 | 2019-10-28 18:44 | 6.7 | N/A | Visual | Visual |
| 23 | RT Aql | SYRA | 2458785.2708 | 2019-10-28 18:29 | 10.85 | 0.01 | CV | DSLR |
| 24 | R Cas | ACO | 2458785.2701 | 2019-10-28 18:28 | 7.1 | N/A | Visual | Visual |
| 25 | R Cas | VFK | 2458785.2563 | 2019-10-28 18:09 | 7.0 | N/A | Visual | Visual |