9919 Undset

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9919 Undset
AnimatedOrbitOf9919Undset.gif
Orbit of 9919 Undset (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery and designation
Discovered by C.-I. Lagerkvist
Discovery date August 22, 1979
Designations
MPC designation 9919 Undset
Named after
Sigrid Undset
1979 QF1, 1990 SK18, 1994 UO2
Orbital characteristics
Epoch October 27, 2007
Aphelion 2.8803751 AU
Perihelion 1.8768487 AU
2.3786119 AU
Eccentricity 0.2109479
1339.9352439 d
211.86761°
Inclination 1.60598°
212.68831°
163.80517°
Physical characteristics
Surface temp. min mean max
Kelvin
Celsius
15.2

9919 Undset is a main belt asteroid. It orbits the Sun once every 3.67 years.[1]

Discovered on August 22, 1979 by Claes-Ingvar Lagerkvist at the European Southern Observatory, it was given the provisional designation "1979 QF1". It was later renamed "Undset" after Sigrid Undset, winner of the 1928 Nobel Prize for Literature.[2]

References[edit]

  1. ^ "9919 Undset (1979 QF1)". JPL Small-Body Database Browser. NASA/JPL. Retrieved 2008-02-01. 
  2. ^ MPC 46682 Minor Planet Center