240 Vanadis
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| Discovery | |
|---|---|
| Discovered by: | A. Borrelly |
| Discovery date: | August 27, 1884 |
| Alternative names: | n/a |
| Minor planet category: | Main belt |
| Orbital characteristics | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion distance: | 480.857 Gm (3.214 AU) |
| Perihelion distance: | 316.219 Gm (2.114 AU) |
| Semi-major axis: | 398.538 Gm (2.664 AU) |
| Eccentricity: | 0.207 |
| Orbital period: | 1588.204 d (4.35 a) |
| Avg. orbital speed: | 18.25 km/s |
| Mean anomaly: | 188.424° |
| Inclination: | 2.105° |
| Longitude of ascending node: | 115.225° |
| Argument of perihelion: | 300.575° |
| Physical characteristics | |
| Dimensions: | 104.0 km |
| Mass: | unknown |
| Mean density: | unknown |
| Equatorial surface gravity: | unknown |
| Escape velocity: | unknown |
| Rotation period: | 10.64 h |
| Albedo: | 0.041 |
| Temperature: | unknown |
| Spectral type: | C |
| Absolute magnitude: | 9.0 |
240 Vanadis is a fairly large Main belt asteroid. This very dark asteroid is classified as a C-type asteroid and is probably composed of privitive carbonaceous material.
It was discovered by A. Borrelly on August 27, 1884 in Marseilles and was named after Freyja (Vanadis), the Norse fertility goddess.
[edit] References
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
| Minor planets | ||
|---|---|---|
| Previous minor planet | 240 Vanadis | Next minor planet |
| List of asteroids | ||
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.
