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 | ||
|---|---|---|---|---|---|---|---|
| Gasiūnas D. | 2018-08-08 22:45 | 8.6 | 3.3 | 5.5 | 30.5L (123.3x) |  | |
| Hasubick W. | 1985-08-17 21:21:00 | 8.7 | 5.2 | 3 | 10B (14x) | | |
| Hasubick W. | 1985-09-19 01:40:00 | 8.7 | 6.2 | 4 | 10B (14x) | | |
| . | 1985-09-19 01:40:00 | 8.7 | 7.1 | 3 | 10B (14x) | | |
| Gasiūnas D. | 2018-08-13 21:10 | 8.7 | 3 | 5 | 30.5L (123.3x) | | |
| Goiato M. | 2018-10-06 05:45:00 | 8.8 | 5 | 4 | 10B (20x) | | |
| Hasubick W. | 1985-09-20 02:52:00 | 8.8 | 5.7 | 4 | 10B (14x) | | |
| . | 1985-09-19 02:52:00 | 8.8 | 7.1 | 3 | 14S (25x) | | |
| 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) | |
