first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT S 0.996000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT S S 0.9749 0.2850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT