first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method A 0.09 Bus VIS Carvano 2010A&A...510A..43C PHOT A S 0.1073 0.6070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.6962 0.6070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT