28 Bellona
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| Discovery | |
|---|---|
| Discovered by: | R. Luther |
| Discovery date: | March 1, 1854 |
| Alternative names: | 1951 CC2 |
| Minor planet category: | Main belt |
| Orbital characteristics | |
| Epoch June 14, 2006 (JD 2453900.5) | |
| Aphelion distance: | 477.240 Gm (3.190 AU) |
| Perihelion distance: | 353.977 Gm (2.366 AU) |
| Semi-major axis: | 415.608 Gm (2.778 AU) |
| Eccentricity: | 0.148 |
| Orbital period: | 1691.362 d (4.63 a) |
| Avg. orbital speed: | 17.77 km/s |
| Mean anomaly: | 353.997° |
| Inclination: | 9.401° |
| Longitude of ascending node: | 144.503° |
| Argument of perihelion: | 342.548° |
| Physical characteristics | |
| Dimensions: | 120.9 km † |
| Mass: | 1.9×1018? kg |
| Mean density: | 2.0? g/cm³ |
| Equatorial surface gravity: | 0.0338? m/s² |
| Escape velocity: | 0.0639? km/s |
| Rotation period: | 0.65396 d (15.695 h) [1] |
| Albedo: | 0.1763 [2] |
| Temperature: | ~163 K |
| Spectral type: | S |
| Absolute magnitude: | 7.09 |
28 Bellona (IPA: [bɪˈloʊnə]) Latin Bellōna) is a large main belt asteroid.
Bellona was discovered by R. Luther on March 1, 1854. It is named after Bellona, the Roman goddess of war; the name was chosen to mark the beginning of the Crimean War.
[edit] Aspects
[edit] References
- ^ http://www.psi.edu/pds/asteroid/EAR_A_5_DDR_DERIVED_LIGHTCURVE_V8_0/data/lc.tab
- ^ http://www.psi.edu/pds/asteroid/EAR_A_5_DDR_ALBEDOS_V1_1/data/albedos.tab
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This article about an S-type asteroid native to the Main Belt is a stub. You can help Wikipedia by expanding it. |
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|---|---|---|
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| List of asteroids | ||
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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.
