first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method CX 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT S X 0.1203 0.2850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.3632 0.2850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT