first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S S 0.3539 0.4760 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.5353 0.4760 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X 0.11 Bus VIS Carvano 2010A&A...510A..43C PHOT