(639) Latona
Asteroid (639) Latona |
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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 .