1231 Auricula

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1231 Auricula
Discovery [1]
Discovered by K. Reinmuth
Discovery site Heidelberg Obs.
Discovery date 10 October 1931
Designations
MPC designation (1231) Auricula
Named after
Primula auricula[2]
1931 TE2
main-belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 84.52 yr (30872 days)
Aphelion 2.9019 AU (434.12 Gm)
Perihelion 2.4368 AU (364.54 Gm)
2.6694 AU (399.34 Gm)
Eccentricity 0.087115
4.36 yr (1593.0 d)
305.17°
0° 13m 33.564s / day
Inclination 11.490°
342.07°
245.61°
Earth MOID 1.45497 AU (217.660 Gm)
Jupiter MOID 2.1551 AU (322.40 Gm)
Jupiter Tisserand parameter 3.348
Physical characteristics
Dimensions 22.5 km
Mean radius
11.26±0.9 km
3.9816 h (0.16590 d)
0.0798±0.014
12.2

1231 Auricula, provisional designation 1931 TE2, is a main-belt asteroid discovered on October 10, 1931, by Karl Wilhelm Reinmuth at Heidelberg Observatory in Germany. It measures about 23 kilometers in diameter.[1]

The asteroid was later named after auricula, a yellow flowered Alpine primrose.[2]

References[edit]

  1. ^ a b c "JPL Small-Body Database Browser: 1231 Auricula (1931 TE2)" (2015-09-25 last obs.). Jet Propulsion Laboratory. Retrieved 30 April 2016. 
  2. ^ a b Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (1231) Auricula. Springer Berlin Heidelberg. p. 102. ISBN 978-3-540-29925-7. Retrieved 22 August 2016. 

External links[edit]