386 Siegena

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386 Siegena
386Siegena (Lightcurve Inversion).png
A three-dimensional model of 386 Siegena based on its light curve.
Discovery
Discovered by Max Wolf
Discovery date March 1, 1894
Designations
Named after
Siegen
1894 AY
Minor planet category Main belt
Orbital characteristics
Epoch 30 January 2005 (JD 2453400.5)
Aphelion 507.913 Gm (3.395 AU)
Perihelion 358.147 Gm (2.394 AU)
433.03 Gm (2.895 AU)
Eccentricity 0.173
1798.783 d (4.92 a)
17.51 km/s
305.663°
Inclination 20.255°
166.951°
220.254°
Physical characteristics
Dimensions 170.35 ± 8.40[1] km
Mass (8.14 ± 1.58) × 1018[1] kg
Mean density
3.14 ± 0.76[1] g/cm3
Spectral type
C
7.43

386 Siegena is a very large main-belt asteroid. It is classified as a C-type asteroid and is probably composed of primitive carbonaceous material.

It was discovered by Max Wolf on March 1, 1894, in Heidelberg.

References[edit]

  1. ^ a b c 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.