first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method K Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC K Bus-DeMeo VISNIR Gietzen 2012M&PS...47.1789G SPEC L Bus VIS Bus 2002Icar..158..146B SPEC M S 0.680000 0.240000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC S Tholen VIS Clark 1995Icar..113..387C PHOT S K 0.500000 0.380000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC So Howell VISNIR Howell 1994JGR....9910847H PHOT Sq Bus-DeMeo VISNIR Bourdelle de Micas 2022A&A...665A..83B SPEC