(3905) Doppler
Asteroid (3905) Doppler |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.5589 AU |
eccentricity | 0.2580 |
Perihelion - aphelion | 1.8987 AU - 3.2191 AU |
Inclination of the orbit plane | 14.1931 ° |
Length of the ascending node | 343.3232 ° |
Argument of the periapsis | 90.9438 ° |
Sidereal period | 4.09 a |
Mean orbital velocity | 18.61 km / s |
Physical Properties | |
Medium diameter | approx. 8 km |
Rotation period | 50.8 h |
Absolute brightness | 12.6 mag |
history | |
Explorer | Antonin Mrkos |
Date of discovery | August 28, 1984 |
Another name | 1984 QO, 1980 RP 2 |
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. |
(3905) Doppler is a main belt asteroid that was discovered on August 28, 1984 by Antonín Mrkos at the Kleť Observatory ( IAU code 046) near the town of Český Krumlov . On October 20, 2013, a natural satellite was discovered which was assigned the designation S / 2009 (3868) 1 and which has a diameter of approx. 4.8 km.
The asteroid was named on August 28, 1996 after the Austrian physicist Christian Doppler (1803-1853), who discovered the Doppler effect named after him .
See also
Individual evidence
- ↑ http://johnstonsarchive.net/astro/astmoons/am-03905.html
- ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003
Web links
- Asteroid Doppler: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (3905) Doppler in the Small-Body Database of the Jet Propulsion Laboratory .
- (3905) Doppler in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).