167P/CINEOS

167P/CINEOS is a periodic comet in the Solar System. It is a Chiron-type comet with (T_Jupiter > 3; a > a_Jupiter).[1] It is a large 66km comet that stays outside the orbit of Saturn.[1] It will pass 1.64 AU from Uranus in June 2039.[1]

167P/CINEOS

Discovery
Discovered by	CINEOS
Discovery date	August 10, 2004
Alternative designations	P/2004 PY42
Orbital characteristics ^A
Epoch	March 6, 2006
Aphelion	20.6 AU
Perihelion	11.78 AU (outside Saturn's orbit)
Semi-major axis	16.19 AU
Eccentricity	0.2723
Orbital period	65.16 a
Max. orbital speed	9.8 km/s
Min. orbital speed	5.6 km/s (2033-Nov-30)
Inclination	19.1054°
Dimensions	66.17±22.9 km[1]
Last perihelion	April 15, 2001
Next perihelion	2066-Mar-19[2] 2066-Mar-22[3] 2066 Mar. 23[4]

References

1. "JPL Close-Approach Data: 167P/CINEOS" (2011-10-19 last obs (arc=9.35 years)). Retrieved 2012-07-12.
2. Horizons output. "Observer Table for Comet 167P/CINEOS". Retrieved 2012-02-20. (Observer Location:@sun)
3. "167P/CINEOS Orbit". Minor Planet Center. Retrieved 2014-06-18.
4. Syuichi Nakano (2005-06-18). "167P/CINEOS (2004 PY42) (NK 1185)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-20.

External links

• 167P on Seiichi Yoshida's comet list
• 167P/CINEOS at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters