first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method Q 0.27 Bus VIS Carvano 2010A&A...510A..43C PHOT S S 0.3654 0.6830 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.7054 0.6830 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT