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) | | |
| Morozov A. | 2018-07-09 21:45 | 10.4 | 1.5 | 4.5 | 25.4L (120x) | | |
| Hasubick W. | 1985-07-13 22:04:00 | 10.5 | 1.8 | 6 | 20.5L (52x) | | |
| Bezruchenko S. | 2018-07-11 13:30 | 10.5 | 1.5 | 4 | 20L (58.8x) | | |
| Gasiūnas D. | 2018-10-21 03:15 | 10.6 | 2 | 4 | 30.5L (123.3x) | | |
| Gasiūnas D. | 2018-07-17 22:05 | 10.6 | 1 | 5.5 | 30.5L (123.3x) | | |
| Gasiūnas D. | 2018-07-20 22:50 | 10.6 | 1 | 5 | 30.5L (123.3x) | | |
| Hasubick W. | 1985-07-12 22:04:00 | 10.7 | 1 | 6 | 20.5L (52x) | | |
| Gasiūnas D. | 2018-07-18 23:00 | 10.7 | 1 | 6 | 30.5L (123.3x) | | |
| Guzik P. | 2005-06-04 00:14:00 | 10.7 | 2 | 4 | 20.3L (63x) | |


