first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S-complex Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC Sl Bus VISNIR de Leon 2010A&A...517A..23D SPEC Sw Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC