first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method L 0.21 Bus VIS Carvano 2010A&A...510A..43C PHOT S 0.328 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT S S 0.3288 0.3288 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT