first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method Cgx Cgx Movis NIR Popescu 2018A&A...617A..12P PHOT K K 0.4128 0.5210 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT K K 0.6028 0.5210 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT