(6312) Robheinlein
|
Asteroid (6312) Robheinlein |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.1834 AU |
| eccentricity | 0.0696 |
| Perihelion - aphelion | 2.0315 AU - 2.3353 AU |
| Inclination of the orbit plane | 4.1160 ° |
| Length of the ascending node | 157.2502 ° |
| Argument of the periapsis | 282.9068 ° |
| Sidereal period | 3.23 a |
| Mean orbital velocity | 20.15 km / s |
| Physical Properties | |
| Medium diameter | 3.588 ± 0.657 km |
| Albedo | 0.314 ± 0.109 |
| Absolute brightness | 14.1 mag |
| history | |
| Explorer | Henry E. Holt |
| Date of discovery | September 14, 1990 |
| Another name | 1990 RH 4 , 1982 BW 2 |
| 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. | |
(6312) Robheinlein is an asteroid of the main inner belt discovered on September 14, 1990 by the American astronomer Henry E. Holt at the Palomar Observatory ( IAU code 675) in California .
He was named on 13 April 2006 by the American science fiction - writer Robert A. Heinlein (1907-1988), who with Isaac Asimov and Arthur C. Clarke of the "Big Three" ( "Big Three") of the English-language Science Heard fiction.
See also
Web links
- Asteroid Robheinlein: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Robheinlein in the Small-Body Database of the NASA Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (6312) Robheinlein in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).