first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.877 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT K S 0.3428 0.3260 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.3460 0.3260 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT