(2285) Ron Helin
Asteroid (2285) Ron Helin |
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Properties of the orbit ( animation ) | |
Orbit type | Inner main belt |
Major semi-axis | 2,220 AU |
eccentricity | 0.208 |
Perihelion - aphelion | 1.758 AU - 2.682 AU |
Inclination of the orbit plane | 5.334 ° |
Length of the ascending node | 157.846 ° |
Argument of the periapsis | 182.815 ° |
Time of passage of the perihelion | May 25, 2016 |
Sidereal period | 3.31 a |
Physical Properties | |
Rotation period | 12 h |
Absolute brightness | 14.0 mag |
history | |
Explorer | Scolded John Bus |
Date of discovery | August 27, 1976 |
Another name | 1976 QB |
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. |
(2285) Ron Helin ( 1976 QB ) is an asteroid of the main inner belt that was discovered on August 27, 1976 by the American astronomer Schelte John Bus at the Palomar Observatory northeast of San Diego ( IAU code 675).
designation
(2285) Ron Helin was named after Ronald P. Helin , the husband of the American astronomer Eleanor Helin . His commitment was essential to the success of the Planet-Crossing Asteroid Survey .
Web links
- (2285) Ron Helin in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2285) Ron Helin in the Small-Body Database of the Jet Propulsion Laboratory .
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed on November 4, 2017] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named in honor of Ronald P. Helin, husband of Eleanor F. Helin. ”