first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC D 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC D 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC