first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D X 0.1026 0.1950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S X 0.2093 0.1950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT