first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method L Bus VIS Lazzaro 2004Icar..172..179L SPEC S Bus-DeMeo VISNIR Lucas 2017Icar..291..268L SPEC S Tholen VIS Lazzaro 2004Icar..172..179L SPEC S 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC