first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C S 0.1550 0.1600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S 0.731 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT S S 0.2737 0.1600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT