Observation catalog of 21P/Giacobini-Zinner
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There are 191 observations of this comet
| User | Observation's time (UT) | Magnitude | Coma diameter(') | Condensation | Tool | ||
|---|---|---|---|---|---|---|---|
| Hasubick W. | 1985-07-24 22:19:00 | 8.9 | 2 | 5 | 10B (14x) |  | |
| Gasiūnas D. | 2018-10-21 03:15 | 10.6 | 2 | 4 | 30.5L (123.3x) | | |
| Morozov A. | 2018-07-17 21:20 | 10.2 | 2 | 4.5 | 25.4L (120x) | | |
| Morozov A. | 2018-07-22 21:06 | 10.0 | 2 | 5.5 | 25.4L (120x) | | |
| Gasiūnas D. | 2018-08-05 20:50 | 8.8 | 2 | 5.5 | 30.5L (123.3x) | | |
| Mitrofanov P. | 2018-08-07 19:40 | 8.8 | 2 | 7 | 25.4L (42.9x) | | |
| Guzik P. | 2005-06-04 00:14:00 | 10.7 | 2 | 4 | 20.3L (63x) | | |
| Morozov A. | 2018-08-21 23:27 | 8.1 | 10 | 6 | 6B (20x) | | |
| Hasubick W. | 1985-07-13 22:04:00 | 10.5 | 1.8 | 6 | 20.5L (52x) | | |
| . | 1985-08-02 21:50:00 | 8.6 | 1.8 | 4 | 14S (45x) | |
