(1657) Roemera
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 .