first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method CX 0.12 Bus VIS Carvano 2010A&A...510A..43C PHOT X X 0.1914 0.2370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X X 0.2743 0.2370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT