first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method EMP Tholen VIS Dahlgren 1997A&A...323..606D SPEC K 0.155 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT M P 0.590000 0.390000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC X Bus-DeMeo VIS De Pra 2018Icar..311...35D SPEC X X 0.8778 0.8778 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT