first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method R V 0.880000 0.110000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC Sr Bus VIS Bus 2002Icar..158..146B SPEC Sr Bus VISNIR Hicks 2014Icar..235...60H SPEC+PHOT Sr Bus VISNIR Hicks 2014Icar..235...60H SPEC+PHOT