Comet C/2017 X1 (Panstarrs)
Abstract
The available astrometry, the following elliptical orbital elements by G. V. Williams (from 53 observations spanning Dec. 12-19), and an ephemeris appear on MPEC 2017-Y45. Epoch = 2018 June 11.0 TT T = 2018 June 8.6961 TT Peri. = 282.3757 e = 0.847204 Node = 251.0454 2000.0 q = 4.670944 AU Incl. = 31.3019 a = 30.569815 AU n = 0.0058313 P = 169.0 years
- Publication:
-
Central Bureau Electronic Telegrams
- Pub Date:
- December 2017
- Bibcode:
- 2017CBET.4463....2W