first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S 0.860000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT Sq Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC Sq Bus VIS Bus 2002Icar..158..146B SPEC