first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method B 0.230 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT C 1.000000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT Kl Kl Movis NIR Popescu 2018A&A...617A..12P PHOT