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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 23 records
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | R Cas | VFK | 2459061.4549 | 2020-07-30 22:55 | 10.1 | N/A | Visual | Visual |
| 2 | R Cas | VFK | 2459062.4486 | 2020-07-31 22:45 | 10.1 | N/A | Visual | Visual |
| 3 | R Cas | MED | 2459066.3958 | 2020-08-04 21:29 | 10.3 | N/A | Visual | Visual |
| 4 | R Cas | SDAB | 2459059.4785 | 2020-07-28 23:29 | 10.3 | N/A | Visual | Visual |
| 5 | R Cas | MMH | 2459067.4201 | 2020-08-05 22:05 | 9.8 | N/A | Visual | Visual |
| 6 | R Cas | KNAA | 2459072.6974 | 2020-08-11 04:44 | 9.404 | 0.040 | Johnson V | CCD |
| 7 | R Cas | KNAA | 2459072.6969 | 2020-08-11 04:43 | 11.521 | 0.058 | Johnson B | CCD |
| 8 | R Cas | UAN | 2459073.4653 | 2020-08-11 23:10 | 9.3 | N/A | Visual | Visual |
| 9 | R Cas | MMH | 2459074.3979 | 2020-08-12 21:33 | 9.4 | N/A | Visual | Visual |
| 10 | R Cas | JLZ | 2459063.5000 | 2020-08-02 00:00 | 9.5 | N/A | Visual | Visual |
| 11 | R Cas | PIJ | 2459071.3000 | 2020-08-09 19:11 | 9.6 | N/A | Visual | Visual |
| 12 | R Cas | VFK | 2459066.4097 | 2020-08-04 21:49 | 10.2 | N/A | Visual | Visual |
| 13 | R Cas | VFK | 2459067.4889 | 2020-08-05 23:44 | 9.9 | N/A | Visual | Visual |
| 14 | R Cas | VFK | 2459068.4049 | 2020-08-06 21:43 | 9.9 | N/A | Visual | Visual |
| 15 | R Cas | VFK | 2459069.3938 | 2020-08-07 21:27 | 9.9 | N/A | Visual | Visual |
| 16 | R Cas | VFK | 2459070.4132 | 2020-08-08 21:55 | 9.9 | N/A | Visual | Visual |
| 17 | R Cas | VFK | 2459073.4118 | 2020-08-11 21:52 | 9.7 | N/A | Visual | Visual |
| 18 | R Cas | VFK | 2459074.4083 | 2020-08-12 21:47 | 9.7 | N/A | Visual | Visual |
| 19 | R Cas | MOW | 2459067.6000 | 2020-08-06 02:24 | 10.1 | N/A | Visual | Visual |
| 20 | R Cas | PDQ | 2459059.4000 | 2020-07-28 21:35 | 9.1 | N/A | Visual | Visual |
| 21 | R Cas | WUB | 2459068.4000 | 2020-08-06 21:35 | 9.8 | N/A | Visual | Visual |
| 22 | R Cas | MVH | 2459072.3785 | 2020-08-10 21:04 | 9.7 | N/A | Visual | Visual |
| 23 | R Cas | KOC | 2459071.3993 | 2020-08-09 21:34 | 9.9 | N/A | Visual | Visual |