9947 Takaishuji

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9947 Takaishuji
AnimatedOrbitOf99471990QB.gif
Orbit of 9947 Takaishuji (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery and designation
Discovered by E. F. Helin
Discovery date August 17, 1990
Designations
MPC designation 9947 Takaishuji
(9947) 1990 QB
Orbital characteristics
Epoch October 27, 2007
Aphelion 2.9238085 AU
Perihelion 1.7431665 AU
2.3334875 AU
Eccentricity 0.252978
1301.9870311 d
259.55315°
Inclination 21.84796°
332.30356°
56.75104°
Physical characteristics
Dimensions ~16.2km[1]
~0.01
Surface temp. min mean max
Kelvin
Celsius
14.6

9947 Takaishuji is a main belt asteroid. It orbits the Sun once every 3.56 years.[2]

Discovered on August 17, 1990 by E. F. Helin, it was given the provisional designation "1990 QB".[3] It was later renamed 9947 Takaishuji after Shuji Takai, a Japanese schoolteacher in Kuroishi.[4]

References[edit]

  1. ^ Tedesco E.F., Noah P.V., Noah M., Price S.D. "The supplemental IRAS minor planet survey (SIMPS)". 
  2. ^ "9947 (1990 QB)". JPL Small-Body Database Browser. 
  3. ^ MPO 18125 Minor Planet Center
  4. ^ "Minor Planet Centre Circular 78719" (PDF).