72 Feronia
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Discovery
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Discovered by | Christian Heinrich Friedrich Peters |
Discovery date | May 29, 1861 |
Designations
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Alternative names | |
Minor planet category |
Main belt |
Epoch December 31, 2006 (JD 2454100.5) | |
Aphelion | 379.895 Gm (2.539 AU) |
Perihelion | 298.159 Gm (1.993 AU) |
Semi-major axis | 339.027 Gm (2.266 AU) |
Eccentricity | 0.121 |
Orbital period | 1246.123 d (3.41 a) |
Average orbital speed | 19.71 km/s |
Mean anomaly | 146.950° |
Inclination | 5.417° |
Longitude of ascending node | 208.137° |
Argument of perihelion | 102.608° |
Physical characteristics
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Dimensions | 86.1 km |
Mass | 6.7×1017 kg |
Mean density | ? g/cm³ |
Equatorial surface gravity | 0.0241 m/s² |
Escape velocity | 0.0455 km/s |
Rotation period | ? d |
Albedo | 0.063 [1] |
Temperature | ~185 K |
Spectral type | TDG[2] |
Absolute magnitude | 8.94 |
72 Feronia (fə-roe'-nee-ə, IPA: /fəˈroʊniə/?) is a quite large and dark main belt asteroid. It was the first asteroid discovery by C. H. F. Peters on May 29, 1861 and is named after Feronia, a Roman fertility goddess.
[edit] References
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