143P/Kowal–Mrkos is a periodic comet in the Solar System.
Discovery | |
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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) |
Numbered comets | ||
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Previous 142P/Ge–Wang |
143P/Kowal–Mrkos | Next 144P/Kushida |
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