first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D S 0.0337 0.1070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V S 0.1766 0.1070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT