first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S S 0.5750 0.5670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.9989 0.5670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X S 0.1355 0.5670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT