169P/NEAT

169/NEAT is a periodic comet in the Solar System. It is the parent body of the alpha Capricornids meteor shower. 169/NEAT may be related to comet P/2003 T12 (SOHO).[3]

169P/NEAT
Discovery
Discovered byNEAT
Discovery dateMarch 15, 2002
Alternative
designations		P/2002 EX12
Orbital characteristics A
EpochMarch 6, 2006
Aphelion4.602 AU
Perihelion0.6054 AU
Semi-major axis2.604 AU
Eccentricity0.7675
Orbital period4.201 a
Inclination11.3185°
Last perihelion2018 April 29[1]
2014 February 15[2]
2009 November 30
Next perihelion2022-Jul-09 (JPL Horizons last obs 2017-05-27)

169P is a low activity comet roughly a few kilometers in diameter.[4] 169P and the smaller body P/2003 T12 likely fragmented from a parent body roughly 2900 years ago.[4]

It is the parent body of the Alpha Capricornids meteor shower in late July.

References
  1. "169P/NEAT Orbit". Minor Planet Center. Retrieved 2014-06-02.
  2. Syuichi Nakano (2011-10-29). "169P/NEAT (NK 2135)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
  3. 169P NEAT and P/2003 T12 - 300 years ago
  4. Sosa, Andrea; Fernández, Julio Angel; Fitzsimmons, Alan (2015). "Comets 169P/NEAT and P/2003 T12 (SOHO): Two possible fragments of a common ancestor?". American Astronomical Society. 29. Bibcode:2015IAUGA..2255583S.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.