first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D C 0.0586 0.0480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X C 0.0387 0.0480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT