99P/Kowal

99P/Kowal
Discovery
Discovered byCharles T. Kowal
Discovery dateApril 24, 1977
Designations
1977 III; 1992 VI
Orbital characteristics
EpochMarch 6, 2006
Aphelion7.48 AU
Perihelion4.719 AU
Semi-major axis6.099 AU
Eccentricity0.2264
Orbital period15.06 a
Inclination4.3462°
Last perihelionApril 12, 2022[1][2]
January 15, 2007
Next perihelion2037-May-06[3]

99P/Kowal, also known as Kowal 1, is a periodic comet in the Solar System that orbits out by Jupiter and has a 15 year orbital period. It has been observed regularly since 2019. It came to perihelion in April 2022 and will again in May 2037.

References

  1. ^ MPC
  2. ^ 99P past, present and future orbital elements
  3. ^ "Horizons Batch for 99P/Kowal 1 (90000934) on 2037-May-06" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 2023-07-06. (JPL#65 Soln.date: 2023-Jul-05)


Numbered comets
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98P/Takamizawa 		99P/Kowal Next
100P/Hartley


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