(4155) Watanabe
Asteroid (4155) Watanabe |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt |
Major semi-axis | 2.433 AU |
eccentricity | 0.241 |
Perihelion - aphelion | 1.847 AU - 3.019 AU |
Inclination of the orbit plane | 6.01 ° |
Length of the ascending node | 17.66 ° |
Sidereal period | 3.8 a |
Physical Properties | |
Rotation period | 4 h 30 min |
Absolute brightness | 13.1 mag |
history | |
Explorer |
Seiji Ueda , Hiroshi Kaneda |
Date of discovery | October 25, 1987 |
Another name | 1987 UB 1 , 1977 AO 1 |
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. |
(4155) Watanabe is a main belt asteroid discovered on October 25, 1987 by Seiji Ueda and Hiroshi Kaneda from the observatory in Kushiro-shi .
The asteroid was named after the Japanese astronomer Kazurō Watanabe (* 1955).
Individual evidence
- ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003
Web links
- (4155) Watanabe in the Small-Body Database of the Jet Propulsion Laboratory (English).