112P/Urata–Niijima

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112P/Urata-Niijima
Discovery
Discovered by T. Niijima and T. Urata
Discovery date October 30, 1986
Alternative
designations
1986 UD, 1993 U1
Orbital characteristics A
Epoch November 1, 2006
Perihelion 1.465 AU
Semi-major axis 3.542 AU
Eccentricity 0.586
Orbital period 6.67 a
Inclination 24.1675°
Last perihelion June 24, 2013[1]
October 29, 2006
Next perihelion 2020-Feb-07[2]

Comet Urata-Niijima is a periodic comet in the solar system discovered by Japanese astronomers Tsuneo Niijima and Takeshi Urata on October 30, 1986 at Ojima, the first orbit was calculated by Brian G. Marsden on November 5 giving an orbital period of 6.42 years.

On October 20, 1993 the comet was recovered by J. V. Scotti (Spacewatch, Kitt Peak Observatory, Arizona, USA), and on the next return on March 4, 2000 by Philippe. L. Lamy and Harold. A. Weaver using the Hubble Space Telescope.

References[edit]

  1. ^ Syuichi Nakano (2010-04-08). "112P/Urata-Niijima (NK 1906)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-24. 
  2. ^ "112P/Urata-Niijima Orbit". Minor Planet Center. Retrieved 2014-06-17. 

External links[edit]

Periodic comets (by number)
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