first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT C X 0.0930 0.1380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.2233 0.1380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT