1272 Gefion

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Gefion
Discovery[1]
Discovered by Reinmuth, K.
Discovery site Heidelberg
Discovery date 10 October 1931
Designations
MPC designation 1272
Named after
Gefjon
1931 TZ1,
A917 SF[1]
main belt, gefion family
Adjectives Gefionian
Orbital characteristics[1][2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 84.48 yr (30856 days)
Aphelion 3.2076212 AU (479.85330 Gm)
Perihelion 2.3579254 AU (352.74062 Gm)
2.7827733 AU (416.29696 Gm)
Eccentricity 0.1526707
4.64 yr (1695.6 d)
130.34895°
0° 12m 44.346s / day
Inclination 8.421912°
321.56560°
3.745104°
Earth MOID 1.34537 AU (201.264 Gm)
Jupiter MOID 2.11244 AU (316.017 Gm)
Jupiter Tisserand parameter 3.300
Physical characteristics
3.0866 h (0.12861 d)
SI (SMASSII)[1]
12.9[1]

1272 Gefion (1931 TZ1) is an asteroid from the asteroid belt discovered on 10 October 1931 by Reinmuth, K. at Heidelberg.

The Gefion family is named after Gefion, because it has the lowest number of any one of its members.

References[edit]

External links[edit]