first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method CX 0.13 Bus VIS Carvano 2010A&A...510A..43C PHOT X X 0.1265 0.2190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.2698 0.2190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT