first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method A A 0.9255 0.7310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S A 0.4603 0.7310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT