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 | ||
|---|---|---|---|---|---|---|---|
| . | 1985-08-20 02:38:00 | 7.6 | 8 | 5 | 14S (25x) |  | |
| . | 1985-08-21 00:43:00 | 8.5 | 3.4 | 5 | 14S (25x) | | |
| . | 1985-09-13 03:07:00 | 9.0: | 1.1 | 3 | 20.3T (62x) | | |
| . | 1985-09-19 01:40:00 | 8.7 | 7.1 | 3 | 10B (14x) | | |
| . | 1985-09-19 02:52:00 | 8.8 | 7.1 | 3 | 14S (25x) | | |
| Shurpakov S. | 1998-11-22 15:50:00 | 8.4 | 4 | 25L (64x) | | ||
| Shurpakov S. | 1998-11-11 15:07:00 | 8.4 | 4 | 25L (64x) | | ||
| Shurpakov S. | 1998-10-21 18:57:00 | 9.1 | 2.5 | 5 | 25L (64x) | | |
| Shurpakov S. | 1998-10-16 18:28:00 | 9.8 | 5 | 25L (64x) | | ||
| Shurpakov S. | 1998-10-14 18:43:00 | 9.7 | 5 | 25L (64x) | |
