(1909) Alekhin

from Wikipedia, the free encyclopedia
Asteroid
(1909) Alekhin
Properties of the orbit ( animation )
Epoch:  4th November 2013 ( JD 2,456,600.5)
Orbit type Main belt asteroid
Major semi-axis 2.4230  AU
eccentricity 0.2257
Perihelion - aphelion 1.8760 AU - 2.9700 AU
Inclination of the orbit plane 1.7944 °
Length of the ascending node 227.5088 °
Argument of the periapsis 5.8127 °
Time of passage of the perihelion Template: FormatDate : Not a valid ISO date!Template: FormatDate / Maintenance / Error
Sidereal period 3.77 a
Physical Properties
Medium diameter 17 km
Albedo 0.07
Rotation period 148.6 h
Absolute brightness 12.7 mag
history
Explorer Lyudmyla Shuravlowa
Date of discovery 4th September 1972
Another name 1972 RW 2 ; 1926 GU; 1930 KF; 1930 KM; 1934 NZ; 1934 OC; 1941 FJ; 1960 FD; 1969 UU; 1971 DL
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.

(1909) Alekhin ( 1972 RW 2 ; 1926 GU ; 1930 KF ; 1930 KM ; 1934 NZ ; 1934 OC ; 1941 FJ ; 1960 FD ; 1969 UU ; 1971 DL ) is an asteroid of the main belt that was found on September 4, 1972 by Ljudmyla Shuravlowa was discovered in the Crimean Observatory .

The asteroid was named after the Russian-French chess player Alexander Alexandrovich Alekhine .