(4217) Engelhardt
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Asteroid (4217) Engelhardt |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2,314 AU |
| eccentricity | 0.213 |
| Perihelion - aphelion | 1.821 AU - 2.807 AU |
| Inclination of the orbit plane | 23.15 ° |
| Length of the ascending node | 335.47 ° |
| Sidereal period | 3.52 a |
| Physical Properties | |
| Medium diameter | 9.2 km |
| Albedo | 0.2108 |
| Rotation period | 3 h 4 min |
| Absolute brightness | 12.3 mag |
| history | |
| Explorer | CJS Shoemaker |
| Date of discovery | January 24, 1988 |
| Another name | 1988 BO 2 , 1944 RL, 1951 RY 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. | |
(4217) Engelhardt is a main belt asteroid discovered on January 24, 1988 by Carolyn Jean Spellmann Shoemaker from the Palomar Observatory . It has a diameter of about 9.2 kilometers and a relatively light surface with an albedo of 0.2108.
The asteroid was named after the German geologist and mineralogist Wolf von Engelhardt .
Individual evidence
- ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003
Web links
- (4217) Engelhardt in the Small-Body Database of the Jet Propulsion Laboratory (English).