49P/Arend–Rigaux

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49P/Arend–Rigaux is a periodic comet in the Solar System.

49P/Arend–Rigaux
Discovery
Discovered bySylvain Julien Victor Arend
Fernand Rigaux
Discovery dateFebruary 5, 1951
Alternative
designations
1950 VII; 1957 VII;
1964 V; 1971 IV;
1978 III; 1984 XXI;
1991 XVII
Orbital characteristics A
Epoch2012-Feb-10
(JD 2455967.5)
Aphelion5.701 AU
Perihelion1.423 AU
Semi-major axis3.562 AU
Eccentricity0.6003
Orbital period6.72 a
Inclination19.04°
Last perihelion2018-Jul-15[1]
October 19, 2011[2][3]
February 24, 2005
Next perihelion2025-Apr-10[4]

The comet nucleus is estimated to be 8.48 kilometers in diameter with a low albedo of 0.028.[5]

On 20 December 2058 the comet will pass 0.0867 AU (12,970,000 km; 8,060,000 mi) from Mars.[5]

ReferencesEdit

  1. ^ MPC
  2. ^ Seiichi Yoshida (2009-04-07). "49P/Arend-Rigaux". Seiichi Yoshida's Comet Catalog. Retrieved 2010-03-01.
  3. ^ Syuichi Nakano (2008-05-07). "49P/Arend-Rigaux (NK 1614)". OAA Computing and Minor Planet Sections. Retrieved 2010-03-01.
  4. ^ "Horizons Batch for 49P/Arend-Rigaux (90000576) on 2025-Apr-10" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 2022-06-27. (JPL#K183/17 Soln.date: 2021-Mar-19)
  5. ^ a b "JPL Small-Body Database Browser: 49P/Arend-Rigaux" (2012-02-03 last obs). Jet Propulsion Laboratory. Archived from the original on 2012-12-12. Retrieved 2012-02-21.

External linksEdit

Numbered comets
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48P/Johnson
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50P/Arend