(4577) Chikako
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Asteroid (4577) Chikako |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.6210 AU |
| eccentricity | 0.2915 |
| Perihelion - aphelion | 1.8569 AU - 3.3850 AU |
| Inclination of the orbit plane | 9.3934 ° |
| Sidereal period | 4.24 a |
| Mean orbital velocity | 18.38 km / s |
| Physical Properties | |
| Medium diameter | approx. 11 km |
| Rotation period | 5.83 h |
| Absolute brightness | 12.3 mag |
| history | |
| Explorer |
Yoshio Kushida Masaru Inoue |
| Date of discovery | November 30, 1988 |
| Another name | 1988 WG, 1947 GF, 1951 CJ 1 , 1951 DK, 1975 XE 7 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(4577) Chikako is an asteroid of the main belt , which on 30 November 1988 by the Japanese astronomer Yoshio Kushida and Masaru Inoue on Yatsugatake South Base Observatory ( IAU code was discovered 896).
The asteroid was named after Chikako Mihashi (* 1950), who for many years was committed to promoting astronomical education in Japan. The Astro Village , which is connected to the Yatsugatake South Base Observatory and which has this goal especially for children, was particularly close to her heart.
See also
Web links
- Asteroid Chikako: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (4577) Chikako in the Small-Body Database of the Jet Propulsion Laboratory .
- (4577) Chikako in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).