(639) Latona
|
Asteroid (639) Latona |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Eos family |
| Major semi-axis | 3,019 AU |
| eccentricity | 0.103 |
| Perihelion - aphelion | 2.709 AU - 3.329 AU |
| Inclination of the orbit plane | 8.6 ° |
| Length of the ascending node | 280.1 ° |
| Argument of the periapsis | 68.2 ° |
| Time of passage of the perihelion | 4th November 2012 |
| Sidereal period | 5 a 90 d |
| Mean orbital velocity | 17.1 km / s |
| Physical Properties | |
| Medium diameter | (71.3 ± 1.7) km |
| Albedo | 0.18 |
| Rotation period | 6 h 13 min |
| Absolute brightness | 8.2 likes |
| Spectral class | S. |
| history | |
| Explorer | Karl Julius Lohnert |
| Date of discovery | July 19, 1907 |
| Another name | 1907 ZT |
| 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. | |
(639) Latona is an asteroid of the main belt that was discovered on July 19, 1907 by the German astronomer Karl Julius Lohnert in Heidelberg .
The asteroid was named after the Roman goddess Latona , who is equated with the Greek Leto .