386 Siegena
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| Discovery A | |
|---|---|
| Discoverer | Max Wolf |
| Discovery date | March 1, 1894 |
| Alternate designations B |
1894 AY |
| Category | Main belt |
| Orbital elements C | |
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|
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| Eccentricity (e) | 0.173 |
| Semi-major axis (a) | 433.03 Gm (2.895 AU) |
| Perihelion (q) | 358.147 Gm (2.394 AU) |
| Aphelion (Q) | 507.913 Gm (3.395 AU) |
| Orbital period (P) | 1798.783 d (4.92 a) |
| Mean orbital speed | 17.51 km/s |
| Inclination (i) | 20.255° |
| Longitude of the ascending node (Ω) |
166.951° |
| Argument of perihelion (ω) |
220.254° |
| Mean anomaly (M) | 305.663° |
| Physical characteristics D | |
| Dimensions | 165.0 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Spectral class | C |
| Absolute magnitude | 7.43 |
| Albedo (geometric) | unknown |
| Mean surface temperature |
unknown |
386 Siegena is a very large Main belt asteroid. It is classified as a C-type asteroid and is probably composed of primitive carbonaceous material.
It was discovered by Max Wolf on March 1, 1894 in Heidelberg.
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Vulcanoids · Near-Earth asteroids · Main belt · Jupiter Trojans · Centaurs · Damocloids · Comets · Trans-Neptunians (Kuiper belt • Scattered disc • Oort cloud)
For other objects and regions, see Asteroid groups and families, Binary asteroids, Asteroid moons and the Solar System.
For a complete listing, see List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names.
