(7434) Osaka
Asteroid (7434) Osaka |
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Properties of the orbit ( animation ) | |
Orbit type | Inner main belt asteroid |
Major semi-axis | 2.2608 AU |
eccentricity | 0.1135 |
Perihelion - aphelion | 2.0042 AU - 2.5175 AU |
Inclination of the orbit plane | 8.8698 ° |
Length of the ascending node | 116.1215 ° |
Argument of the periapsis | 298.8610 ° |
Time of passage of the perihelion | August 30, 2020 |
Sidereal period | 3.40 a |
Mean orbital velocity | 19.81 km / s |
Physical Properties | |
Medium diameter | 4.688 km (± 1.277) |
Albedo | 0.290 (± 0.152) |
Absolute brightness | 13.7 mag |
history | |
Explorer | Takao Kobayashi |
Date of discovery | January 14, 1994 |
Another name | 1994 AB 3 , 1992 OC 9 |
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. |
(7434) Osaka is an asteroid of the main inner belt , an asteroid field between Mars and Jupiter . The asteroid was discovered on January 14, 1994 by the Japanese amateur astronomer Takao Kobayashi at the Oizumi Observatory ( IAU code 411). The Oizumi Observatory is located in Oizumi in Gunma Prefecture . The asteroid had previously been sighted on July 24, 1992 under the provisional designation 1992 OC 9 at the La Silla Observatory in Chile .
The mean diameter of the asteroid was calculated to be 4.688 km (± 1.277). With an albedo of 0.290 (± 0.152) it has a rather light surface.
(7434) Osaka was named after the Japanese city of Osaka on September 21, 2002 .
Web links
- (7434) Osaka in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (7434) Osaka in the Small-Body Database of the Jet Propulsion Laboratory of NASA at the California Institute of Technology (Caltech) in Pasadena , California (English)
- Discovery Circumstances of (7434) Osaka according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ (7434) Osaka at the IAU Minor Planet Center (English)