first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D/T X-complex Bus-DeMeo VIS Kasuga 2015AJ....149...37K SPEC M K 0.470000 0.310000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC S 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC Xe Bus-DeMeo VISNIR Hasegawa 2021PASJ...73..240H PHOT