first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method V Bus-DeMeo VISNIR McGraw 2022PSJ.....3..243M SPEC V Bus-DeMeo VISNIR Reddy 2015ApJ...811...65R SPEC+PHOT V 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC