2069 Hubble
From Wikipedia, the free encyclopedia
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Discovery
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| Discovered by | Indiana Asteroid Program |
| Discovery date | March 29, 1955 |
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Designations
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| Named after | Edwin Hubble |
| Alternate name(s) | 1953 VN1; 1955 FT; 1969 TB1; 1970 WA1; 1975 TT3 |
| Minor planet category |
Main belt |
| Epoch June 14, 2006 (JD 2453900.5) | |
| Aphelion | 558.215 Gm (3.731 AU) |
| Perihelion | 390.291 Gm (2.609 AU) |
| Semi-major axis | 474.253 Gm (3.170 AU) |
| Eccentricity | 0.177 |
| Orbital period | 2061.699 d (5.64 a) |
| Average orbital speed | 16.60 km/s |
| Mean anomaly | 83.929° |
| Inclination | 9.126° |
| Longitude of ascending node | 46.724° |
| Argument of perihelion | 69.038° |
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Physical characteristics
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| Dimensions | 34.5 km |
| Mass | ~4.3×1016 kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | ~0.0096 m/s² |
| Escape velocity | ~0.0182 km/s |
| Rotation period | ? d |
| Albedo | 0.054 |
| Temperature | ~156 K |
| Spectral type | ? |
| Absolute magnitude (H) | 11.1 |
2069 Hubble is a dark-colored main belt asteroid.[1] It was discovered by the Indiana Asteroid Program at Goethe Link Observatory on March 29, 1955.[1] The asteroid was named after the famous American astronomer Edwin Hubble.[1]
[edit] References
- ^ a b c NASA. "JPL Small-Body Database - 2069 Hubble". NASA - Jet Propulsion Laboratory. http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2069+Hubble. Retrieved May 19, 2009.
[edit] External links
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