(6838) Okuda
Asteroid (6838) Okuda |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.6510 AU |
eccentricity | 0.1712 |
Perihelion - aphelion | 2.1971 AU - 3.1049 AU |
Inclination of the orbit plane | 13.6165 ° |
Length of the ascending node | 248.2628 ° |
Argument of the periapsis | 242.1433 ° |
Sidereal period | 4.32 a |
Mean orbital velocity | 18.29 km / s |
Physical Properties | |
Medium diameter | 10.913 (± 0.055) km |
Albedo | 0.264 (± 0.044) |
Rotation period | 8,983 h |
Absolute brightness | 12.0 mag |
history | |
Explorer |
Yoshisada Shimizu Takeshi Urata |
Date of discovery | October 30, 1995 |
Another name | 1995 UD 9 , 1962 CQ, 1986 WQ 5 , 1991 XY, 1993 MO 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. |
(6838) Okuda is an asteroid of the main belt , the Japanese from the on 30 October 1995 , astronomers Yoshisada Shimizu and Takeshi Urata at Nachi-Katsuura Observatory ( IAU code 905) in the Wakayama Prefecture was discovered.
The asteroid was named after Toyozo Okuda (1908-1983), the fourth director of the International Latitude Observatory in Mizusawa and former director of the Geographical Survey Institute of Japan . During his service in Mizusawa between 1963 and 1976, he established a modern system of geophysical measurements to determine gravity and the earth's tides , which were used to research the earth's rotation .
See also
Web links
- Asteroid Okuda: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (6838) Okuda in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (6838) Okuda in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).