317 Roxane
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Discovery A | |
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Discoverer | Auguste Charlois |
Discovery date | September 11, 1891 |
Alternate designations B |
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Category | Main belt |
Orbital elements C | |
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Eccentricity (e) | 0.085 |
Semi-major axis (a) | 342.028 Gm (2.286 AU) |
Perihelion (q) | 312.895 Gm (2.092 AU) |
Aphelion (Q) | 371.161 Gm (2.481 AU) |
Orbital period (P) | 1262.685 d (3.46 a) |
Mean orbital speed | 19.7 km/s |
Inclination (i) | 1.763° |
Longitude of the ascending node (Ω) |
151.46° |
Argument of perihelion (ω) |
186.863° |
Mean anomaly (M) | 282.211° |
Physical characteristics D | |
Dimensions | 19.0 km |
Mass | unknown |
Density | unknown |
Surface gravity | unknown |
Escape velocity | unknown |
Rotation period | unknown |
Spectral class | unknown |
Absolute magnitude | 10.03 |
Albedo (geometric) | unknown |
Mean surface temperature |
unknown |
317 Roxane is a typical Main belt asteroid.
It was discovered by Auguste Charlois on September 11, 1891 in Nice, and was at first named Roxana.[1]
[edit] References
- ^ Charlois, A.; Benennung von kleinen Planeten, Astronomische Nachrichten, Vol. 132, No. 3155, p. 175
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