first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT LS 0.19 Bus VIS Carvano 2010A&A...510A..43C PHOT S S 0.6640 0.2130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT