first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method E 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC E S 0.760000 0.160000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC Xc Bus-DeMeo VISNIR Ostrowski 2011Icar..212..682O SPEC Xc Bus VIS Bus 2002Icar..158..146B SPEC Xc Bus VISNIR Binzel 2004Icar..170..259B SPEC Xk Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC