first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S S 0.4904 0.5320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.6192 0.5320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V S 0.0469 0.5320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT