- 21626 Matthewhall
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Matthewhall Discovery and designationDiscovered by Lincoln Laboratory Near-Earth Asteroid Research Team Discovery site Socorro Discovery date July 12, 1999 DesignationsMPC designation 21626 Alternate name(s) 1999 NP2 Epoch May 14, 2008 Ap 2.6614401 Peri 1.8454161 Eccentricity 0.1810628 Orbital period 1235.5603749 Mean anomaly 215.96754 Inclination 5.23563 Longitude of ascending node 200.37963 Argument of peri 124.53697 Absolute magnitude (H) 15.1 21626 Matthewhall (1999 NP2) is a main-belt asteroid discovered on July 12, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
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Categories:- Main Belt asteroids
- Astronomical objects discovered in 1999
- Main Belt asteroid stubs
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