(263) Dresda
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Asteroid (263) Dresda |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Asteroid family | Koronis family |
| Major semi-axis | 2,888 AU |
| eccentricity | 0.076 |
| Perihelion - aphelion | 2.669 AU - 3.107 AU |
| Inclination of the orbit plane | 1.3 ° |
| Length of the ascending node | 216.5 ° |
| Argument of the periapsis | 159.7 ° |
| Time of passage of the perihelion | March 15, 2009 |
| Sidereal period | 4 a 331 d |
| Mean orbital velocity | 17.5 km / s |
| Physical Properties | |
| Medium diameter | 23 km |
| Albedo | 0.2263 |
| Rotation period | 16 h 49 min |
| Absolute brightness | 10.4 mag |
| history | |
| Explorer | Johann Palisa |
| Date of discovery | November 3, 1886 |
| 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. | |
(263) Dresda is an asteroid of the main asteroid belt , which on November 3, 1886 by Johann Palisa the Observatory of Wien was discovered.
The asteroid was named by Basil von Engelhardt after the German city of Dresden .
Dresda moves at a distance of 2.6571 ( perihelion ) to 3.1142 ( aphelion ) astronomical units in 4.9020 years around the sun . The orbit is 1.3137 ° inclined to the ecliptic , the orbital eccentricity is 0.7921.
Dresda has a diameter of 23 kilometers. It has a light, silicate-rich surface with an albedo of 0.226. It rotates around its own axis in around 16 hours and 46 minutes.
See also
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names (5th Edition) . Springer Verlag, Berlin / Heidelberg 2003, p. 38 ISBN 3-540-00238-3