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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 1631 records
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | R Aqr | DFS | 2459019.6442 | 2020-06-19 03:27 | 8.178 | 0.007 | Cousins R | CCD |
| 2 | R Aqr | DFS | 2459019.6437 | 2020-06-19 03:26 | 9.069 | 0.006 | Johnson V | CCD |
| 3 | R Aqr | CKB | 2459018.9410 | 2020-06-18 10:34 | 8.9 | N/A | Visual | Visual |
| 4 | R Aqr | CCHC | 2459018.1909 | 2020-06-17 16:34 | 10.472 | 0.005 | Johnson B | CCD |
| 5 | R Aqr | CCHC | 2459018.1902 | 2020-06-17 16:33 | 10.484 | 0.060 | Johnson B | CCD |
| 6 | R Aqr | CCHC | 2459018.1894 | 2020-06-17 16:32 | 10.498 | 0.005 | Johnson B | CCD |
| 7 | R Aqr | CCHC | 2459018.1881 | 2020-06-17 16:30 | 9.018 | 0.002 | Johnson V | CCD |
| 8 | R Aqr | CCHC | 2459018.1876 | 2020-06-17 16:30 | 9.019 | 0.029 | Johnson V | CCD |
| 9 | R Aqr | CCHC | 2459018.1872 | 2020-06-17 16:29 | 9.015 | 0.003 | Johnson V | CCD |
| 10 | R Aqr | MOW | 2459014.8000 | 2020-06-14 07:11 | 9.2 | N/A | Visual | Visual |
| 11 | R Aqr | CKB | 2459013.9403 | 2020-06-13 10:34 | 9.3 | N/A | Visual | Visual |
| 12 | R Aqr | CKB | 2459012.9382 | 2020-06-12 10:30 | 9.4 | N/A | Visual | Visual |
| 13 | R Aqr | GZN | 2459009.6000 | 2020-06-09 02:24 | 10.1 | N/A | Visual | Visual |
| 14 | R Aqr | SLH | 2459007.8347 | 2020-06-07 08:01 | 10.0 | N/A | Visual | Visual |
| 15 | R Aqr | CKB | 2459006.9278 | 2020-06-06 10:16 | 10.1 | N/A | Visual | Visual |
| 16 | R Aqr | PEX | 2459005.3979 | 2020-06-04 21:32 | 10.2 | N/A | Visual | Visual |
| 17 | R Aqr | SLH | 2459000.8694 | 2020-05-31 08:51 | 10.7 | N/A | Visual | Visual |
| 18 | R Aqr | GZN | 2458999.6000 | 2020-05-30 02:24 | 10.9 | N/A | Visual | Visual |
| 19 | R Aqr | CCHC | 2458999.2236 | 2020-05-29 17:21 | 11.759 | 0.018 | Johnson B | CCD |
| 20 | R Aqr | CCHC | 2458999.2220 | 2020-05-29 17:19 | 11.711 | 0.017 | Johnson B | CCD |
| 21 | R Aqr | CCHC | 2458999.2207 | 2020-05-29 17:17 | 10.552 | 0.009 | Johnson V | CCD |
| 22 | R Aqr | CCHC | 2458999.2198 | 2020-05-29 17:16 | 10.567 | 0.009 | Johnson V | CCD |
| 23 | R Aqr | CKB | 2458996.9278 | 2020-05-27 10:16 | 11.1 | N/A | Visual | Visual |
| 24 | R Aqr | CCHC | 2458995.2845 | 2020-05-25 18:49 | 11.964 | 0.014 | Johnson B | CCD |
| 25 | R Aqr | CCHC | 2458995.2829 | 2020-05-25 18:47 | 11.929 | 0.016 | Johnson B | CCD |