first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method A Bus-DeMeo VIS Perna 2018P&SS..157...82P SPEC A Sa Bus VIS Popescu 2018MNRAS.477.2786P SPEC S 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC S S 0.3058 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.3076 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT V S 0.1201 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT