(925) Alphonsina
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Asteroid (925) Alphonsina |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.7002 AU |
| eccentricity | 0.081 |
| Perihelion - aphelion | 2.4808 AU - 2.9195 AU |
| Inclination of the orbit plane | 21.066 ° |
| Sidereal period | 4,437 a |
| Mean orbital velocity | 18.13 km / s |
| Physical Properties | |
| Medium diameter | 54.34 km |
| Albedo | 0.279 |
| Rotation period | 7.880 h |
| Absolute brightness | 8.125 likes |
| Spectral class | S. |
| history | |
| Explorer | José Comas Solá |
| Date of discovery | 1920 |
| Another name | 1920 GM |
| 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. | |
(925) Alphonsina is an asteroid of the main belt , which on January 13 in 1920 by the Catalan astronomer José Comas Solá in Barcelona was discovered.
The asteroid was named after Alfonso X. (1221–84), King of Castile and León (1252–84) and at the same time after Alfonso XIII. (1886–1941), King of Spain (1886–1931).