21022 Ike

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Ike
Discovery and designation
Discovered by T. Seki
Discovery site Geisei
Discovery date February 2, 1989
Designations
MPC designation 21022
1989 CR
Orbital characteristics
Epoch May 14, 2008
Aphelion 3.219 AU
Perihelion 1.905 AU
Eccentricity 0.2565
1497.709 d
174.834°
Inclination 24.957°
110.979°
116.322°
Physical characteristics
13.0

21022 Ike (1989 CR) is a main-belt asteroid discovered on February 2, 1989 by T. Seki at Geisei.

Photometric observations of this asteroid collected during 2006 show a rotation period of 7.550 ± 0.001 hours with a brightness variation of 0.40 ± 0.02 magnitude.[1]

References[edit]

  1. ^ Warner, Brian D. (December 2006), "Asteroid lightcurve analysis at the Palmer Divide Observatory - March - June 2006", Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers 33 (4): 85–88, Bibcode:2006MPBu...33...85W. 

External links[edit]