first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method B B 0.2579 0.1370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S B 0.0648 0.1370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT