first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method DL 0.06 Bus VIS Carvano 2010A&A...510A..43C PHOT V S 0.3646 0.0970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X S 0.1215 0.0970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT