first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method QO 0.17 Bus VIS Carvano 2010A&A...510A..43C PHOT V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT V V 0.0687 0.2160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V V 0.4483 0.2160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT