first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S D 0.843000 0.119000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT S D 0.850000 0.117000 Bus-DeMeo VIS Erasmus 2018ApJS..237...19E PHOT S S 0.9781 0.9781 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT