first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C X 0.801000 0.198000 Bus-DeMeo VIS Erasmus 2018ApJS..237...19E PHOT C X 0.812000 0.187000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT S 0.771 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT