240 Vanadis

Vanadis (minor planet designation: 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.

240 Vanadis
Discovery
Discovered byA. Borrelly
Discovery date27 August 1884
Designations
(240) Vanadis
Pronunciation/ˈvɑːnə.dɪs/
Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc131.61 yr (48072 d)
Aphelion3.2134 AU (480.72 Gm)
Perihelion2.1178 AU (316.82 Gm)
2.6656 AU (398.77 Gm)
Eccentricity0.20551
4.35 yr (1589.6 d)
18.25 km/s
60.5202°
0° 13m 35.292s / day
Inclination2.1043°
115.191°
300.174°
Physical characteristics
Dimensions103.90±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

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

ReferencesEdit

  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:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.

External linksEdit