first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S Tholen VISNIR Fornasier 2008Icar..196..119F SPEC S 0.410 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC Sq Q Bus-DeMeo NIR Lucas 2017Icar..291..268L SPEC