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 | ||
|---|---|---|---|---|---|---|---|
| Semenyuta A. | 1998-11-19 14:40 | 9.05 | 3.5 | 2 | 6R (30x) |  | |
| Goiato M. | 2018-08-27 08:30:00 | 7.3 | 5 | 5 | 10B (20x) | | |
| Goiato M. | 2018-09-05 08:30:00 | 7.3 | 6 | 5 | 10B (20x) | | |
| Goiato M. | 2018-09-09 08:00:00 | 7.2 | 6 | 5.5 | 10B (20x) | | |
| Goiato M. | 2018-09-11 08:15:00 | 7.3 | 6 | 5 | 10B (20x) | | |
| Goiato M. | 2018-10-06 05:45:00 | 8.8 | 5 | 4 | 10B (20x) | | |
| Goiato M. | 2018-10-06 06:00:00 | 8.9 | 4.5 | 4.5 | 22L (57.6x) | | |
| Goiato M. | 2018-10-13 05:30:00 | 9.0 | 4 | 3.5 | 10B (20x) | | |
| Goiato M. | 2018-10-22 05:30:00 | 10.0: | 2.5 | 3 | 22L (160x) | | |
| Goiato M. | 2018-11-05 04:00:00 | 11.6 | 1.5 | 2.5 | 22L (160x) | |
