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. | 1999-01-19 17:31:00 | 11.5 | 0.9 | 3 | 44L (156x) |  | |
| Goiato M. | 2018-11-05 04:00:00 | 11.6 | 1.5 | 2.5 | 22L (160x) | | |
| Goiato M. | 2018-11-11 06:00:00 | 11.6 | 1.5 | 2.5 | 22L (160x) | | |
| Meyer M. | 1998-08-19 20:38:00 | 12 | 3 | 2 | 25.4L (65x) | | |
| Meyer M. | 1998-08-18 21:07:00 | 12.1 | 1.7 | 1 | 25.4L (65x) | | |
| Hasubick W. | 1998-08-26 19:55:00 | 12.2 | 1.1 | 3 | 20.3T (93x) | | |
| Meyer M. | 1998-08-17 20:38:00 | 12.2 | 2.1 | 2 | 25.4L (65x) | | |
| Morozov A. | 2018-06-13 21:30 | 12.6 | 1 | 3.5 | 25.4L (120x) | | |
| Meyer M. | 1998-07-25 22:04:00 | 13: | 0.7 | 2 | 25.4L (104x) | | |
| Hasubick W. | 2011-11-25 17:16:00 | 13.4 | 0.8 | 4 | 44L (100x) | |
