E-type asteroids are asteroids thought to have enstatite (MgSiO3) achondrite surfaces. They form a large proportion of asteroids inward of the asteroid...
4 KB (462 words) - 01:01, 28 October 2023
M-type (aka M-class) asteroids are a spectral class of asteroids which appear to contain higher concentrations of metal phases (e.g. iron-nickel) than...
26 KB (2,513 words) - 10:36, 6 January 2024
S-type asteroids are asteroids with a spectral type that is indicative of a siliceous (i.e. stony) mineralogical composition, hence the name. They have...
5 KB (525 words) - 22:11, 26 October 2023
A-type asteroids are relatively uncommon inner-belt asteroids that have a strong, broad 1 μm olivine feature and a very reddish spectrum shortwards of...
4 KB (155 words) - 12:56, 22 March 2023
D-type asteroids have a very low albedo and a featureless reddish spectrum. It has been suggested that they have a composition of organic-rich silicates...
6 KB (236 words) - 18:15, 31 December 2023
C-type (carbonaceous /ˌkɑːrbəˈneɪʃəs/) asteroids are the most common variety, forming around 75% of known asteroids. They are volatile-rich and distinguished...
6 KB (627 words) - 05:41, 13 May 2024
during studies of the Eos family of asteroids. Asteroid spectral types L-type asteroid S-type asteroid X-type asteroid 181 Eucharis 221 Eos 402 Chloë 417...
2 KB (164 words) - 18:08, 18 November 2021
Q-type asteroids are relatively uncommon inner-belt asteroids with a strong, broad 1 micrometre olivine and pyroxene feature, and a spectral slope that...
2 KB (133 words) - 01:38, 6 January 2021
An asteroid spectral type is assigned to asteroids based on their reflectance spectrum, color, and sometimes albedo. These types are thought to correspond...
22 KB (2,036 words) - 20:58, 3 October 2023
A V-type asteroid or Vestoid is an asteroid whose spectral type is that of 4 Vesta. Approximately 6% of main-belt asteroids are vestoids,[citation needed]...
6 KB (764 words) - 13:43, 11 January 2024