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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 8887 records
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | SS CYG | KMA | 2458679.6903 | 2019-07-15 04:34 | 8.7 | N/A | Visual | Visual |
| 2 | SS CYG | DMIB | 2458679.5187 | 2019-07-15 00:26 | 9.02 | N/A | Visual | Visual |
| 3 | SS CYG | NOT | 2458680.3927 | 2019-07-15 21:25 | 9.009 | 0.048 | Johnson B | CCD |
| 4 | SS CYG | NOT | 2458680.3936 | 2019-07-15 21:26 | 8.970 | 0.024 | Johnson V | CCD |
| 5 | SS CYG | HGUA | 2458681.4757 | 2019-07-16 23:25 | 8.8 | N/A | Visual | Visual |
| 6 | SS CYG | WKL | 2458681.3924 | 2019-07-16 21:24 | 8.7 | N/A | Visual | Visual |
| 7 | SS CYG | SLH | 2458679.8590 | 2019-07-15 08:37 | 9.0 | N/A | Visual | Visual |
| 8 | SS CYG | SLH | 2458680.5917 | 2019-07-16 02:12 | 9.1 | N/A | Visual | Visual |
| 9 | SS CYG | KMA | 2458682.7465 | 2019-07-18 05:54 | 9.65 | N/A | Visual | Visual |
| 10 | SS CYG | NOT | 2458681.3963 | 2019-07-16 21:30 | 9.270 | 0.150 | Johnson B | CCD |
| 11 | SS CYG | NOT | 2458681.3972 | 2019-07-16 21:32 | 9.238 | 0.047 | Johnson V | CCD |
| 12 | SS CYG | PEI | 2458682.4444 | 2019-07-17 22:39 | 9.5 | N/A | Visual | Visual |
| 13 | SS CYG | SEDB | 2458682.6560 | 2019-07-18 03:44 | 9.7 | N/A | Visual | Visual |
| 14 | SS CYG | KMA | 2458683.7535 | 2019-07-19 06:05 | 10.0 | N/A | Visual | Visual |
| 15 | SS CYG | DHEB | 2458683.4389 | 2019-07-18 22:32 | 9.7 | N/A | Visual | Visual |
| 16 | SS CYG | PEI | 2458684.4472 | 2019-07-19 22:43 | 10.6 | N/A | Visual | Visual |
| 17 | SS CYG | RRIA | 2458684.6470 | 2019-07-20 03:31 | 10.0 | N/A | Visual | Visual |
| 18 | SS CYG | KKAA | 2458681.4840 | 2019-07-16 23:37 | 9.3 | N/A | Visual | Visual |
| 19 | SS CYG | KKAA | 2458683.4611 | 2019-07-18 23:03 | 9.7 | N/A | Visual | Visual |
| 20 | SS CYG | KKAA | 2458684.5139 | 2019-07-20 00:20 | 10.1 | N/A | Visual | Visual |
| 21 | SS CYG | FRIB | 2458679.6350 | 2019-07-15 03:14 | 9.1 | N/A | Visual | Visual |
| 22 | SS CYG | KMA | 2458685.8382 | 2019-07-21 08:07 | 10.7 | N/A | Visual | Visual |
| 23 | SS CYG | ACO | 2458684.4507 | 2019-07-19 22:49 | 10.2 | N/A | Visual | Visual |
| 24 | SS CYG | WKL | 2458685.4028 | 2019-07-20 21:40 | 10.7 | N/A | Visual | Visual |
| 25 | SS CYG | SLH | 2458685.5951 | 2019-07-21 02:17 | 10.7 | N/A | Visual | Visual |