first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method CX 0.06 Bus VIS Carvano 2010A&A...510A..43C PHOT S S 0.9023 0.6620 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X S 0.2288 0.6620 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT