first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method K 0.598 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT V V 0.7664 0.6620 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X V 0.0339 0.6620 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT