33 Polyhymnia
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| Orbital characteristics 1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html) | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.866 AU |
| Perihelion distance | 1.899 AU |
| Aphelion distance | 3.833 AU |
| Orbital period | 4.85 years |
| Inclination | 1.87° |
| Eccentricity | 0.337 |
| Physical characteristics 1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html) | |
| Diameter 3 (http://cfa-www.harvard.edu/iau/lists/Sizes.html) | 50 - 120 km |
| Rotation period 4 (http://www.psi.edu/pds/archive/lc.html) | 18.601 hours |
| Abs. magnitude | 8.55 |
| History 2 (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html) | |
| Discoverer | J. Chacornac, 1854 |
33 Polyhymnia (pol'-ee-him'-nee-a) is a main belt asteroid.
It was discovered by J. Chacornac on October 28, 1854 and named after Polyhymnia, the Greek Muse of sacred hymns.
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| (For other objects and regions, see: Binary asteroids, Asteroid moons and the Solar system) |
| (For a complete listing, see: List of asteroids. For pronunciation, see: Pronunciation of asteroid names.) |