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132P/Helin–Roman–Alu

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132P/Helin-Roman-Alu
Discovery
Discovered byEleanor F. Helin
Brian P. Roman
Jeff Alu
Discovery dateOctober 26, 1989
Designations
1989 XVI; 1997 N2
Orbital characteristics
EpochMarch 6, 2006
Aphelion6.264 AU
Perihelion1.924 AU
Semi-major axis4.094 AU
Eccentricity0.53
Orbital period8.283 a
Inclination5.7660°
Last perihelionNovember 13, 2021[1]
May 21, 2014[2]
February 14, 2006
Next perihelion2029-Jul-19[3]

132P/Helin–Roman–Alu, also known as Helin-Roman-Alu 2, is a periodic comet in the Solar System.

References

[edit]
  1. ^ MPC
  2. ^ Syuichi Nakano (2011-10-31). "132P/Helin-Roman-Alu 2 (NK 2144)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
  3. ^ "Horizons Batch for 132P/Helin-Roman-Alu 2 (90001044) on 2029-Jul-19" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 2022-06-22. (JPL#K212/19 Soln.date: 2022-Oct-12)
[edit]


Numbered comets
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131P/Mueller
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133P/Elst–Pizarro