(1254) Erfordia
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Asteroid (1254) Erfordia |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.1327 AU |
| eccentricity | 0.0385 |
| Perihelion - aphelion | 3.0121 AU - 3.2533 AU |
| Inclination of the orbit plane | 7.066 ° |
| Sidereal period | 5.545 a |
| Mean orbital velocity | 16.83 km / s |
| Physical Properties | |
| Medium diameter | 45.48 km |
| Albedo | 0.041 |
| Rotation period | ? H |
| Absolute brightness | 10,459 likes |
| Spectral class | ? |
| history | |
| Explorer | Johannes Franz Hartmann |
| Date of discovery | May 10, 1932 |
| Another name | 1932 JA, 1931 BE, 1971 KG |
| 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. | |
(1254) Erfordia is an asteroid of the main belt , which on 10 May 1932 by the German astronomer Johannes Franz Hartmann in La Plata was discovered.
The asteroid is named after Erfurt , the birthplace of the discoverer.