first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.394 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT C C 0.7673 0.7673 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S A 0.790000 0.210000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC