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 | ||
|---|---|---|---|---|---|---|---|
| Biely M. | 2018-08-12 23:37:00 | 8.4 | 9.0 | 4.5 | 8B (20x) |  |
