first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method P C 0.700000 0.290000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC X Tholen VIS Lazzaro 2004Icar..172..179L SPEC X 0.745 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT Xk Bus VIS Lazzaro 2004Icar..172..179L SPEC