218 Bianca
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| Discovery A | |
|---|---|
| Discoverer | Johann Palisa |
| Discovery date | September 4, 1880 |
| Alternate designations B |
n/a |
| Category | Main belt |
| Orbital elements C | |
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|
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| Eccentricity (e) | 0.118 |
| Semi-major axis (a) | 398.918 Gm (2.667 AU) |
| Perihelion (q) | 351.958 Gm (2.353 AU) |
| Aphelion (Q) | 445.878 Gm (2.981 AU) |
| Orbital period (P) | 1590.479 d (4.35 a) |
| Mean orbital speed | 18.24 km/s |
| Inclination (i) | 15.231° |
| Longitude of the ascending node (Ω) |
170.896° |
| Argument of perihelion (ω) |
60.97° |
| Mean anomaly (M) | 301.767° |
| Physical characteristics D | |
| Dimensions | 61.0 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 6.337 h |
| Spectral class | S |
| Absolute magnitude | 8.6 |
| Albedo (geometric) | 0.174 |
| Mean surface temperature |
unknown |
218 Bianca is a sizeable Main belt asteroid. It is an S-type asteroid.
It was discovered by Johann Palisa on September 4, 1880 in Pola and was named after opera singer Bianca Bianchi.
Bianca is also a moon of planet Uranus.
[edit] References
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
| Minor planets | ||
|---|---|---|
| Previous minor planet | 218 Bianca | Next minor planet |
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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. |
