first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.18 Bus VIS Carvano 2010A&A...510A..43C PHOT D D 0.3753 0.2410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT K D 0.2974 0.2410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT