100P/Hartley

This article is about 100P/Hartley. For other comets, see Comet Hartley.
100P/Hartley
Discovery
Discovered byMalcolm Hartley
Discovery dateJune 13, 1985
Designations
1991 VII; 1985 VII
Orbital characteristics
Epoch2011-Dec-05
2455900.5
Aphelion4.841 AU
Perihelion1.990 AU
Semi-major axis3.416 AU
Eccentricity0.4172
Orbital period6.31 a
Inclination25.661°
Last perihelion2022-Aug-10
2016 Apr. 2[1]
2009 Dec. 6
Next perihelion2028-Dec-15[2]
Earth MOID1.00 AU (150,000,000 km)[3]

100P/Hartley, also known as Hartley 1, is a periodic, Jupiter family comet in the Solar System.[3]

On 29 April 2164 the comet will pass 0.487 AU (72,900,000 km; 45,300,000 mi) from Earth.[4]

References

  1. ^ "100P/Hartley Orbit". Minor Planet Center. Retrieved 2014-11-01.
  2. ^ "Horizons Batch for 100P/Hartley 1 on 2028-Dec-15" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 2023-04-29. (JPL#38/Soln.date: 2022-Aug-20
  3. ^ a b "100P/Hartley 1". NASA JPL.
  4. ^ "JPL Close-Approach Data: 100P/Hartley 1". 2010-07-12. Retrieved 2012-02-23.


Numbered comets
Previous
99P/Kowal 		100P/Hartley Next
101P/Chernykh


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