first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D D 0.3867 0.2660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V D 0.2529 0.2660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT