143P/Kowal–Mrkos is a periodic comet in the Solar System.

143P/Kowal–Mrkos
Discovery
Discovered byCharles T. Kowal
Antonín Mrkos
Discovery dateApril 23, 1984
Alternative
designations
1984 JD; 1984 X; 2000 ET90
Orbital characteristics A
EpochMarch 6, 2006
Aphelion6.074 AU
Perihelion2.538 AU
Semi-major axis4.306 AU
Eccentricity0.4106
Orbital period8.935 a
Inclination4.6896°
Jupiter MOID0.0196 AU (2,930,000 km)
Last perihelionMay 7, 2018[1]
June 12, 2009
Next perihelion2026-Dec-28 (JPL Horizons last obs 2018-08-08)

ReferencesEdit

  1. ^ "143P/Kowal-Mrkos Orbit". Minor Planet Center. Retrieved 2014-06-18.

External linksEdit

Numbered comets
Previous
142P/Ge–Wang
143P/Kowal–Mrkos Next
144P/Kushida