first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C L 0.0703 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT L L 0.2650 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT