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 | ||
|---|---|---|---|---|---|---|---|
| Meyer M. | 1998-09-22 18:43:00 | 10.3 | 2.4 | 4 | 25.4L (65x) |  | |
| Meyer M. | 1998-12-17 17:02:00 | 10.1 | 2.4 | 2 | 25.4L (65x) | | |
| Hasubick W. | 1985-07-22 20:52:00 | 9.2 | 2.3 | 5 | 20.5L (52x) | | |
| Hasubick W. | 1985-07-25 21:07:00 | 8.9 | 2.1 | 4 | 10B (14x) | | |
| Hasubick W. | 1985-07-25 21:07:00 | 8.9 | 2.1 | 4 | 12.7T (60x) | | |
| Novichonok A. | 2018-07-04 21:07:00 | 11.2 | 2.1 | 2 | 15L (60x) | | |
| Meyer M. | 1998-08-17 20:38:00 | 12.2 | 2.1 | 2 | 25.4L (65x) | | |
| Sharov F. | 2018-08-20 20:45 | 7.8 | 2 | 7 | 13M (62.5x) | | |
| Jordanov P. | 2018-09-15 01:00 | 7.8 | 2 | 4 | 15L (28.8x) | | |
| Hasubick W. | 1985-07-21 21:07:00 | 9.2 | 2 | 4 | 12.7T (60x) | |
