(276) Adelheid
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Asteroid (276) Adelheid |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Major semi-axis | 3.112 AU |
| eccentricity | 0.072 |
| Perihelion - aphelion | 2,889 AU - 3,335 AU |
| Inclination of the orbit plane | 21.7 ° |
| Length of the ascending node | 211.3 ° |
| Argument of the periapsis | 267.4 ° |
| Time of passage of the perihelion | December 26, 2007 |
| Sidereal period | 5 a 179 d |
| Mean orbital velocity | 16.9 km / s |
| Physical Properties | |
| Medium diameter | 122 km |
| Albedo | 0.0450 |
| Rotation period | 6 h 19 min |
| Absolute brightness | 8.56 likes |
| Spectral class | X |
| history | |
| Explorer | Johann Palisa |
| Date of discovery | April 17, 1888 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(276) Adelheid is an asteroid of the main asteroid belt , which on April 17, 1888 by Johann Palisa the Observatory of Wien was discovered.
Adelheid moves at a distance of 2.8862 ( perihelion ) to 3.3398 ( aphelion ) astronomical units in 5.4925 years around the sun . The orbit is strongly inclined towards the ecliptic at 21.6447 ° , the orbit eccentricity is 0.0729.
Adelheid has a diameter of 122 kilometers. It has a dark surface with an albedo of 0.045. It rotates around its own axis in around 6 hours and 20 minutes.