first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method X 0.616 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT Xk Bus VIS Lazzaro 2004Icar..172..179L SPEC M Tholen NIR Clark 2004AJ....128.3070C SPEC M 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC X Tholen VIS Lazzaro 2004Icar..172..179L SPEC