first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C Bus VIS Luo 2024AJ....167...13L SPEC C 0.704 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT C C 0.3192 0.3190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X Bus VIS Lazzaro 2004Icar..172..179L SPEC X Tholen VIS Lazzaro 2004Icar..172..179L SPEC Z S 0.870000 0.100000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC