(1657) Roemera
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Asteroid (1657) Roemera |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Phocaea family |
| Major semi-axis | 2,350 AU |
| eccentricity | 0.234 |
| Perihelion - aphelion | 1.799 AU - 2.901 AU |
| Inclination of the orbit plane | 23.404 ° |
| Sidereal period | 3.60 a |
| Physical Properties | |
| Rotation period | 4.5 h |
| Absolute brightness | 12.84 mag |
| Spectral class | S. |
| history | |
| Explorer | Paul Wild |
| Date of discovery | March 6, 1961 |
| Another name | 1961 EA, 1932 AB |
| 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. | |
(1657) Roemera is an asteroid of the main belt , which the Swiss astronomers on March 6, 1961 Paul Wild , from zimmerwald observatory of the University of Bern was made, discovered.
The asteroid bears the name of the American astronomer Elizabeth Roemer .