240 Vanadis

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240 Vanadis
Discovery
Discovered by A. Borrelly
Discovery date 27 August 1884
Designations
MPC designation (240) Vanadis
Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 131.61 yr (48072 d)
Aphelion 3.2134 AU (480.72 Gm)
Perihelion 2.1178 AU (316.82 Gm)
2.6656 AU (398.77 Gm)
Eccentricity 0.20551
4.35 yr (1589.6 d)
18.25 km/s
60.5202°
0° 13m 35.292s / day
Inclination 2.1043°
115.191°
300.174°
Physical characteristics
Dimensions 103.90±2.5 km[1]
94.03 ± 5.37 km[2]
Mass (1.10 ± 0.92) × 1018 kg[2]
Mean density
2.53 ± 2.15 g/cm3[2]
10.64 h (0.443 d)
0.0411±0.002
C
9.00

240 Vanadis is a fairly large main-belt asteroid. It is very dark and is classified as a C-type asteroid, probably composed of primitive carbonaceous material.

It was discovered by A. Borrelly on August 27, 1884, in Marseilles and was named after Freyja (Vanadis), the Norse fertility goddess.

References[edit]

  1. ^ a b "240 Vanadis". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 May 2016. 
  2. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, arXiv:1203.4336Freely accessible, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009.  See Table 1.

External links[edit]