147 Protogeneia
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| Orbital characteristics 1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html) | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 3.136 AU |
| Perihelion distance | 3.029 AU |
| Aphelion distance | 3.243 AU |
| Orbital period | 5.55 years |
| Inclination | 1.93° |
| Eccentricity | 0.034 |
| Physical characteristics 1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html) | |
| Diameter | 132.9 km |
| Spectral class | C |
| Abs. magnitude | 8.27 |
| Albedo 4 (http://dorothy.as.arizona.edu/DSN/IRAS/index_iras.html) | 0.053 |
| History 2 (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html) | |
| Discoverer | L. Schulhof, 1875 |
147 Protogeneia is a large main belt asteroid. It has a dark surface and probably a primitive composition of carbonates.
It was discovered by Lipót Schulhof on July 10, 1875, his only asteroid discovery. It is named after Protogeneia, one of the daughters of King Erechtheus in Greek mythology.
There is one reported stellar occultation by Protogeneia, on May 28, 2002 from Texas.
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