first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method A Bus VIS Bus 2002Icar..158..146B SPEC A Bus VISNIR Binzel 2004P&SS...52..291B SPEC A 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC Srw Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC Srw Bus-DeMeo VISNIR Lucas 2017Icar..291..268L SPEC