(21683) Segal

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Asteroid
(21683) Segal
Properties of the orbit ( animation )
Epoch:  February 16, 2017 ( JD 2,457,800.5)
Orbit type Main belt
Asteroid family Levin family
Major semi-axis 2.2780  AU
eccentricity 0.1236
Perihelion - aphelion 1.9964 AU - 2.5597 AU
Inclination of the orbit plane 5.2042 °
Length of the ascending node 329.3132 °
Argument of the periapsis 109.4868 °
Sidereal period 3.44 a
Mean orbital velocity 19.73 km / s
Physical Properties
Medium diameter 4.293 ± 1.093
Albedo 0.173
Absolute brightness 14.6 mag
history
Explorer Charles W. Juels
Date of discovery September 9, 1999
Another name 1999 RL 33 , 1977 EZ 4 , 1979 YP 9 , 1989 VL 2 , 1998 KF 13
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.

(21683) Segal is an asteroid of the main belt , which on September 9, 1999 by the American astronomer Charles W. Juel at the Observatory of Fountain Hills ( IAU code 678) in Arizona was discovered.

The asteroid was named on November 10, 2003 after the American amateur astronomer Bruce A. Segal (* 1959), who is an ophthalmologist and eye surgeon and has been observing asteroids from the Jupiter Observatory since 1999 .

(21683) Segal belongs to the Levin family, a group of asteroids named after (2076) Levin .

See also

Individual evidence

  1. The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)

Web links