first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method Bk Bk Movis NIR Popescu 2018A&A...617A..12P PHOT K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT K K 0.1725 0.2740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S K 0.4277 0.2740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X 0.23 Bus VIS Carvano 2010A&A...510A..43C PHOT