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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.
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | 3C 66A | EEY | 2455121.7698 | 2009-10-17 06:28 | 14.25 | 0.015 | Johnson V | CCD |
| 2 | 3C 66A | WKL | 2455123.4201 | 2009-10-18 22:05 | 14.2 | N/A | Visual | Visual |
| 3 | 3C 66A | WKL | 2455125.4375 | 2009-10-20 22:30 | 14.1 | N/A | Visual | Visual |
| 4 | 3C 66A | WKL | 2455127.3750 | 2009-10-22 21:00 | 14.0 | N/A | Visual | Visual |
| 5 | 3C 66A | SXN | 2455129.6993 | 2009-10-25 04:46 | 13.7 | N/A | Visual | Visual |
| 6 | 3C 66A | MDW | 2455130.7713 | 2009-10-26 06:30 | 14.09 | 0.02 | Johnson V | CCD |
| 7 | 3C 66A | KSF | 2455122.6632 | 2009-10-18 03:54 | 14.21 | 0.05 | Johnson V | CCD |
| 8 | 3C 66A | KSF | 2455128.9056 | 2009-10-24 09:44 | 14.03 | 0.03 | Johnson V | CCD |
| 9 | 3C 66A | KSF | 2455121.9500 | 2009-10-17 10:48 | 14.23 | 0.06 | Johnson V | CCD |
| 10 | 3C 66A | TOO | 2455126.3958 | 2009-10-21 21:29 | 14.3 | N/A | Visual | Visual |