(3905) Doppler

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Asteroid
(3905) Doppler
Properties of the orbit ( animation )
Epoch:  December 9, 2014 ( JD 2,457,000.5)
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

  1. ↑ http://johnstonsarchive.net/astro/astmoons/am-03905.html
  2. ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003

Web links