first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D D 0.4665 0.4665 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT D P 0.770000 0.190000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC