387 Aquitania

From Wikipedia, the free encyclopedia
Jump to: navigation, search
387 Aquitania
Discovery
Discovered by F. Courty
Discovery date March 5, 1894
Designations
Named after Aquitaine
Alternative names 1894 AZ
Minor planet category Main belt
Orbital characteristics
Epoch 30 January 2005 (JD 2453400.5)
Aphelion 506.853 Gm (3.388 AU)
Perihelion 312.827 Gm (2.091 AU)
Semi-major axis 409.84 Gm (2.74 AU)
Eccentricity 0.237
Orbital period 1656.241 d (4.53 a)
Average orbital speed 18.0 km/s
Mean anomaly 50.237°
Inclination 18.132°
Longitude of ascending node 128.332°
Argument of perihelion 157.676°
Physical characteristics
Dimensions 100.5 km[1]
Mass 1.8×1018 kg[2][3]
Mean density 3.27 ± 1.11[4] g/cm3
Rotation period 24.144 h[1]
Albedo 0.19[1]
Spectral type S[1]
Absolute magnitude (H) 7.41[1]

387 Aquitania is a fairly large main-belt asteroid. It is classified as an S-type asteroid.

It was discovered by F. Courty on March 5, 1894, in Bordeaux. It was second of his two asteroid discoveries. The first was 384 Burdigala.

References[edit]

  1. ^ a b c d e "JPL Small-Body Database Browser: 387 Aquitania (1894 AZ)". 2008-06-15 last obs. Retrieved 2008-11-11. 
  2. ^ Michalak, G. (2001). "Determination of asteroid masses". Astronomy & Astrophysics 374 (2): 703–711. Bibcode:2001A&A...374..703M. doi:10.1051/0004-6361:20010731. Retrieved 2008-11-11. 
  3. ^ (Mass estimate of Aquitania 0.0094 / Mass of Ceres 4.75) * Mass of Ceres 9.43E+20 = 1.866E+18
  4. ^ 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]