(4213) Njord
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Asteroid (4213) Njord |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2,389 AU |
| eccentricity | 0.076 |
| Perihelion - aphelion | 2.208 AU - 2.57 AU |
| Inclination of the orbit plane | 3.41 ° |
| Length of the ascending node | 253.3 ° |
| Sidereal period | 3.69 a |
| Physical Properties | |
| Absolute brightness | 13.6 mag |
| history | |
| Explorer | Poul Jensen |
| Date of discovery | September 25, 1987 |
| Another name | 1987 ST 4 |
| 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. | |
(4213) Njord is a main belt asteroid that was discovered on September 25, 1987 by Poul Jensen from the Brorfelde Observatory .
Web links
- (4213) Njord in the Small-Body Database of the Jet Propulsion Laboratory .