first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT C 0.230 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT X X 0.3070 0.3070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT