first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method Q 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC S-complex Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC V V 0.5651 0.5651 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT