first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C C 0.2627 0.3540 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT C C 0.3724 0.3540 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT