Fig. 4

Comparison of spectral features of asteroids and meteorites in the visible and near-infrared regions. 1998 KU2 (solid lines) is compared with (a) other F-type near-Earth asteroids, Phaethon and Wilson-Harrington, (b)–(c) the heated Murchison meteorites at 900 ° C or 1000 ° C (the pluses and crosses indicate a grain size of <0.63 μm and a grain size range of 63–125 μm, respectively), (d) the Almahata Sitta meteorite (triangle). Asteroid and meteorite spectra were taken from SMASS3, Ishiguro et al. (2011) and RELAB4, M4AST5 (Popescu et al. 2012) was used as the matching tool.
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