first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.838 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT S S 0.2917 0.1870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X S 0.0414 0.1870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT