first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT B B 0.5935 0.5935 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT C 0.45 Bus VIS Carvano 2010A&A...510A..43C PHOT X 0.578 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT