first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT S S 0.7964 0.5850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT X S 0.0693 0.5850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT