112 Iphigenia
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Discovery
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| Discovered by | Christian Heinrich Friedrich Peters |
| Discovery date | September 19, 1870 |
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Designations
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| Minor planet category |
Main belt |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 410.610 Gm (2.745 AU) |
| Perihelion | 317.471 Gm (2.122 AU) |
| Semi-major axis | 364.041 Gm (2.433 AU) |
| Eccentricity | 0.128 |
| Orbital period | 1386.548 d (3.80 a) |
| Average orbital speed | 19.01 km/s |
| Mean anomaly | 340.983° |
| Inclination | 2.606° |
| Longitude of ascending node | 323.651° |
| Argument of perihelion | 16.901° |
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Physical characteristics
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| Dimensions | 72.2 km |
| Mass | 3.9×1017 kg |
| Mean density | ? g/cm³ |
| Equatorial surface gravity | 0.0202 m/s² |
| Escape velocity | 0.0382 km/s |
| Rotation period | ? d |
| Albedo | ? |
| Temperature | ~178 K |
| Spectral type | C |
| Absolute magnitude | 9.84 |
112 Iphigenia is a fairly large and exceedingly dark Main belt asteroid. It has probably a primitive carbonaceous composition. It was discovered by C. H. F. Peters on September 19, 1870 and named after Iphigenia, the princess sacrificed by her father in Greek mythology.
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