first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.07 Bus VIS Carvano 2010A&A...510A..43C PHOT C S 0.1039 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.2135 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT