21022 Ike
From EverybodyWiki Bios & Wiki
| Discovery | |
|---|---|
| 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
- ↑ 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
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