first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C Bus VIS Bus 2002Icar..158..146B SPEC C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT C 0.81 Bus VIS Carvano 2010A&A...510A..43C PHOT P M 0.720000 0.240000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC X X 0.7039 0.1980 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT