first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.28 Bus VIS Carvano 2010A&A...510A..43C PHOT C C 0.4660 0.3850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S C 0.1531 0.3850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT