895 Helio

From Wikipedia, the free encyclopedia
Jump to: navigation, search
895 Helio
Discovery
Discovered by Max Wolf
Discovery site Heidelberg
Discovery date July 11, 1918
Designations
1918 DU
Orbital characteristics
Epoch August 18, 2005 (JDCT 2453600.5)
Aphelion 3.674 AU
Perihelion 2.728 AU
3.201 AU
Eccentricity 0.148
5.728 a
271.305°
Inclination 26.061°
264.806°
179.551°
Physical characteristics
Dimensions 148.43 ± 5.02[1] km
Mass (9.87 ± 6.05) × 1018[1] kg
Mean density
5.76 ± 3.58[1] g/cm3
9.3959 h[2]
Albedo 0.0420[2]
Spectral type
FCB/B[2]
8.3[2]

895 Helio is a large dark outer main-belt asteroid[2] about 150 km in diameter. It was discovered on 11 July 1918 by Max Wolf.[2] It is a B-type asteroid.[2]

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.
  2. ^ a b c d e f g "JPL Small-Body Database Browser: 895 Helio". Jet Propulsion Laboratory. 

External links[edit]