first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method K 0.626 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT V X 0.5122 0.1950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.3665 0.1950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT