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. | 1985-08-09 21:21:00 | 8.5 | 2.6 | 3 | 12.7T (60x) |  | |
| Hasubick W. | 1985-08-11 21:50:00 | 8.5 | 3.6 | 3 | 10B (14x) | | |
| Hasubick W. | 1985-08-13 23:45:00 | 8.5 | 4.9 | 4 | 10B (14x) | | |
| Hasubick W. | 1998-11-18 18:28:00 | 8.5 | 2.5 | 4 | 10B (25x) | | |
| . | 1985-08-21 00:43:00 | 8.5 | 3.4 | 5 | 14S (25x) | | |
| Jordanov P. | 2018-08-12 00:15 | 8.5 | 4 | 6 | 15L (23.4x) | | |
| Sharov F. | 2018-08-17 22:00 | 8.6: | 5.5 | 13M (62.5x) | | ||
| Mitrofanov P. | 2018-09-23 02:00 | 8.6 | 4 | 4.5 | 25.4L (42.9x) | | |
| Hasubick W. | 1985-08-14 21:07:00 | 8.6 | 5.8 | 3 | 10B (14x) | | |
| . | 1985-08-02 21:50:00 | 8.6 | 1.8 | 4 | 14S (45x) | |
