first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method Q Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC Q Bus-DeMeo VISNIR DeMeo 2014Icar..227..112D SPEC Q 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC R 0.970000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC Sq Bus VIS Bus 2002Icar..158..146B SPEC Sq Bus VISNIR Binzel 2004Icar..170..259B SPEC Sr Bus VIS Lazzarin 2005MNRAS.359.1575L SPEC