CCD Observations catalog of 117P/Helin-Roman-Alu
There are 30 observations of this comet
| User | Observation's time (UT) | Magnitude | Coma diameter(') | Coma degree of condensation | Tool | ||
|---|---|---|---|---|---|---|---|
| Prystavski T. | 2015-08-17 19:26:00 | 16.0 | 0.3 | 51.0Y |  | ||
| Shurpakov S. | 2016-12-06 20:57:00 | 17.2 | 0.29 | 8 | 254L | | |
| Prystavski T. | 2014-03-05 18:28:00 | 14.9 | 0.26 | 51.0Y | | ||
| Prystavski T. | 2014-02-06 18:43:00 | 15.2 | 0.24 | 31.7Y | | ||
| Prystavski T. | 2015-06-03 19:12:00 | 16.7: | 0.2 | 51.0Y | | ||
| Shurpakov S. | 2016-08-31 23:53:00 | 17.9 | 0.16 | 9 | 25L | | |
| Shurpakov S. | 2016-09-10 00:50:00 | 17.5 | 0.16 | 8.5 | 25L | | |
| Shurpakov S. | 2016-11-24 21:47:00 | 17.1 | 0.10 | 8.5 | 254L | | |
| Shurpakov S. | 2016-09-06 01:29:00 | 17.7 | 8.5 | 25L | | ||
| Prystavski T. | 2015-09-13 11:31:00 | 15.6 | 10.6R | |
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