first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C 0.13 Bus VIS Carvano 2010A&A...510A..43C PHOT C Bk Movis NIR Popescu 2018A&A...617A..12P PHOT C C 0.2963 0.2963 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT