first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method B 0.785 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT B B 0.4682 0.4682 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT C 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT