first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method CX 0.28 Bus VIS Carvano 2010A&A...510A..43C PHOT X X 0.0937 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.4120 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT