first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method C Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC C Bus-DeMeo VISNIR Ostrowski 2011Icar..212..682O SPEC C Bus VIS Bus 2002Icar..158..146B SPEC C 0.950000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC C P 0.670000 0.320000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC