first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.972 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT S S 0.2366 0.2020 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V S 0.2008 0.2020 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT