(2378) Pannekoek

from Wikipedia, the free encyclopedia
Asteroid
(2378) Pannekoek
Properties of the orbit ( animation )
Orbit type Main belt asteroid
Major semi-axis 2.8877  AU
eccentricity 0.1439
Perihelion - aphelion 2.4723 AU - 3.3032 AU
Inclination of the orbit plane 14.257 °
Sidereal period 4,907 a
Mean orbital velocity 17.53 km / s
Physical Properties
Medium diameter 32.26 km
Albedo 0.089
Rotation period ? H
Absolute brightness 10,961 mag
Spectral class Cgh
history
Explorer H. van Gent
Date of discovery February 13, 1935
Another name 1935 CY, 1935 EP, 1938 UD 1
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.

(2378) Pannekoek is an asteroid of the main belt , which on 13 February 1935 by Dutch astronomer Hendrik van Gent in Johannesburg was discovered.

The asteroid bears the name of the Dutch astronomer and Marxist theorist Anton Pannekoek .

See also