first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D D 0.4554 0.4520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V D 0.1194 0.4520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT