143P/Kowal–Mrkos
| Discovery | |
|---|---|
| Discovered by | Charles T. Kowal Antonín Mrkos |
| Discovery date | April 23, 1984 |
| Alternative designations | 1984 JD; 1984 X; 2000 ET90 |
| Orbital characteristics A | |
| Epoch | March 6, 2006 |
| Aphelion | 6.074 AU |
| Perihelion | 2.538 AU |
| Semi-major axis | 4.306 AU |
| Eccentricity | 0.4106 |
| Orbital period | 8.935 a |
| Inclination | 4.6896° |
| Jupiter MOID | 0.0196 AU (2,930,000 km) |
| Last perihelion | May 7, 2018[1] June 12, 2009 |
| Next perihelion | 2026-Dec-28 (JPL Horizons last obs 2018-08-08) |
143P/Kowal–Mrkos is a periodic comet in the Solar System.
References[]
- ^ "143P/Kowal-Mrkos Orbit". Minor Planet Center. Retrieved 2014-06-18.
- Jewitt; Sheppard, Scott; Fernández, Yanga; et al. (2003). "143P/KOWAL-MRKOS AND THE SHAPES OF COMETARY NUCLEI". The Astronomical Journal. 125 (6): 3366–3377. Bibcode:2003AJ....125.3366J. CiteSeerX 10.1.1.690.5891. doi:10.1086/374947.
External links[]
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 143P/Kowal-Mrkos – Seiichi Yoshida @ aerith.net
- 143P at Kronk's Cometography
 | This comet-related article is a stub. You can help Wikipedia by . |
Categories:
- Cometary object articles
- Periodic comets
- Numbered comets
- Discoveries by Charles T. Kowal
- Comets in 2018
- Astronomical objects discovered in 1984
- Comet stubs