first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method A A 0.4010 0.4670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT A A 0.5991 0.4670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT