first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method X Tholen VIS Lazzaro 2004Icar..172..179L SPEC X 0.296 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT X M 0.560000 0.260000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC Xe Bus VIS Carvano 2001Icar..149..173C SPEC Xe Bus VIS Lazzaro 2004Icar..172..179L SPEC