59 Elpis
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| Elpidian orbital characteristics 1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html) | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.713 AU |
| Perihelion distance | 2.392 AU |
| Aphelion distance | 3.034 AU |
| Orbital period | 4.47 years |
| Inclination | 8.64° |
| Eccentricity | 0.118 |
| Elpidian physical characteristics 1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html) | |
| Diameter | 164.8 km |
| Rotation period 3 (http://charlie.psi.edu/pds/) | 13.69 hours |
| Spectral class | C |
| Abs. magnitude | 7.93 |
| Albedo 4 (http://dorothy.as.arizona.edu/DSN/IRAS/index_iras.html) | 0.044 |
| History 2 (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html) | |
| Discoverer | J. Chacornac, 1860 |
59 Elpis (el'-pis) is a very large main belt asteroid. Being a C-type asteroid it is very dark and carbonaceous.
Elpis was discovered by J. Chacornac on September 12, 1860. It was his sixth and final asteroid discovery. It is named after Elpis, a personification of hope in Greek mythology.
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| (For a complete listing, see: List of asteroids. For pronunciation, see: Pronunciation of asteroid names.) |