117P/Helin-Roman-Alu |
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| Large Version | |
| 2015 December 15 20:57:24 (UT), 1080s exp.(18х60s), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, m1=15.8, Coma 18", DC 4. Tail 1 min. PA 189-279., Kyiv comet station (MPC 585) | |
| © 2015 Alexander Baransky, Ukraine | |