first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method A S 0.790000 0.200000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC B Bus VIS Lazzaro 2004Icar..172..179L SPEC C Tholen VIS Lazzaro 2004Icar..172..179L SPEC X 0.291 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT