(1644) Rafita
| Asteroid (1644) Rafita | |
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid | 
| Major semi-axis | 2.5492 AU | 
| eccentricity | 0.1544 | 
| Perihelion - aphelion | 2.1555 AU - 2.9429 AU | 
| Inclination of the orbit plane | 7.017 ° | 
| Sidereal period | 4,070 a | 
| Mean orbital velocity | 18.65 km / s | 
| Physical Properties | |
| Medium diameter | approx. 12 km | 
| Albedo | ? | 
| Rotation period | 6,800 h | 
| Absolute brightness | 11.82 mag | 
| Spectral class | S. | 
| history | |
| Explorer | Rafael Carrasco | 
| Date of discovery | December 16, 1935 | 
| Another name | 1935 YA, 1939 XA, 1941 JB | 
| 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. | |
(1644) Rafita is an asteroid of the main belt discovered on December 16, 1935 by the Spanish astronomer Rafael Carrasco in Madrid .
The name of the asteroid is reminiscent of the explorer's son, who died early.
