first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D D 0.2528 0.2140 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S D 0.3693 0.2140 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT