first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.24 Bus VIS Carvano 2010A&A...510A..43C PHOT C X 0.0594 0.2730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.3020 0.2730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT