949 Hel

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949 Hel
Discovery
Discovered by Max Wolf
Discovery site Heidelberg
Discovery date March 11, 1921
Designations
1921 JK
Orbital characteristics
Epoch August 18, 2005 (JDCT 2453600.5)
Aphelion 3.594 AU
Perihelion 2.397 AU
2.996 AU
Eccentricity 0.200
5.185 a
55.306°
Inclination 10.696°
321.593°
248.490°
Physical characteristics
Dimensions 63.56 ± 4.01[1] km
Mass (1.73 ± 0.62) × 1018[1] kg
Mean density
12.86 ± 5.19[1] g/cm3
Spectral type
Xk[1]

949 Hel is a minor planet orbiting the Sun.

References[edit]

  1. ^ a b c d Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science 73: 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009.  See Table 1.

External links[edit]