first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method Q Tholen VIS Tatsumi 2022A&A...664A.107T SPEC Q C 0.450000 0.190000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC S Tholen VIS Tatsumi 2022A&A...664A.107T SPEC B O Bus-DeMeo VIS de Leon 2016Icar..266...57D SPEC