first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method L 0.32 Bus VIS Carvano 2010A&A...510A..43C PHOT L L 0.3398 0.2750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S L 0.3670 0.2750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT