Observation catalog of C/1987 B1 (Nishikawa-Takamizawa-Tago
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There are 9 observations of this comet
| User | Observation's time (UT) | Magnitude | Coma diameter(') | Condensation | Tool | ||
|---|---|---|---|---|---|---|---|
| Hasubick W. | 1987-01-28 18:00:00 | 8.1 | 5 | 3 | 10 (14x) |  | |
| . | 1987-01-29 19:26:00 | 8.5 | 6 | 5 | 14 (20x) | | |
| Hasubick W. | 1987-01-30 18:00:00 | 8.1 | 5 | 4 | 10 (14x) | | |
| Hasubick W. | 1987-01-31 18:00:00 | 8.3 | 4 | 4 | 8 (20x) | | |
| Hasubick W. | 1987-02-01 18:00:00 | 8.3 | 3 | 5 | 8 (20x) | | |
| . | 1987-02-01 20:09:00 | 7.9 | 4 | 7 | 14 (25x) | | |
| Hasubick W. | 1987-02-09 17:45:00 | 7.5 | 4 | 5 | 10 (14x) | | |
| Hasubick W. | 1987-05-21 01:55:00 | 7.4 | 11 | 1 | 8 (20x) | | |
| Hasubick W. | 1987-05-21 01:55:00 | 7.4 | 3 (8x) | |
