84P/Giclas

84P/Giclas is a periodic comet in the Solar System. The comet nucleus is estimated to be 1.8 kilometers in diameter.[3]

84P/Giclas
Discovery
Discovered byHenry L. Giclas
Discovery dateSeptember 8, 1978
Alternative
designations		1931 R1; 1978 R2;
1978 XXII; 1978k;
1985 M1; 1985 XV;
1985g; 1992 XXV
Orbital characteristics A
EpochMarch 6, 2006
Aphelion5.443 AU
Perihelion1.852 AU
Semi-major axis3.647 AU
Eccentricity0.4923
Orbital period6.965 a
Inclination7.2810°
Last perihelionJune 3, 2020[1]
July 23, 2013[2]
August 7, 2006
Next perihelion2027-Feb-12 (JPL Horizons last obs 2014-03-23)

On 11 June 2033 the comet will pass 0.0387 AU (5,790,000 km; 3,600,000 mi) from the asteroid 4 Vesta.[4]

During the 2020 apparition it will not be more than 60 degrees from the Sun until September 2020.

References
  1. "84P/Giclas Orbit". Minor Planet Center. Retrieved 2014-06-16.
  2. Syuichi Nakano (2010-04-09). "84P/Giclas (NK 1911)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-18.
  3. "JPL Small-Body Database Browser: 84P/Giclas" (2007-03-12 last obs). Jet Propulsion Laboratory. Retrieved 2012-02-18.
  4. "JPL Close-Approach Data: 84P/Giclas" (2007-03-12 last obs). Retrieved 2012-02-22.
Numbered comets
Previous
83D/Russell		 84P/Giclas Next
85D/Boethin


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