1982 XB

From Wikipedia, the free encyclopedia

1982 XB[1]
Discovery
Discovered by Helin, E. F. at Palomar
Discovery date December 14, 1982
Epoch April 10, 2007 (JD 2454200.5) TDB
Aphelion 2.652915086073499 AU
Perihelion 1.01554148756278 AU
Semi-major axis 1.83422828681814 AU
Eccentricity 0.446338552915648
Orbital period 907.3576536929079 d (2.48 a)
Mean anomaly 275.6127049392329°
Inclination 3.87172077093798°
Longitude of ascending node 75.03581252839305°
Argument of perihelion 17.06845807425793°
Physical characteristics
Dimensions 0.5 km
Rotation period 9.0046 h
Albedo 0.18
Absolute magnitude 18.95

3757 (1982 XB) is an asteroid, about 0.5 kilometers in diameter, that completes one revolution around the Sun about every 2 1/2 years. It was discovered by E. F. Helin at the Palomar Observatory on December 14, 1982. It is an S-type asteroid, meaning it possesses a silicaceous (stony) composition.[1] It is listed by NASA as an Apollo asteroid, and as an Amor asteroid by the European Asteroid Research Node.[2]

[edit] References

  1. ^ a b "JPL Small-Body Database Browser". Retrieved on October 14, 2007.
  2. ^ "Database of Near-Earth Asteroids". Retrieved on October 14, 2007.