first_spec_class	second_spec_class	prob_first_spec_class	prob_second_spec_class	taxonomy	wavelength	author	ref	method
B	C	0.850000	0.150000	Mahlke	VISNIR	Mahlke	2022A&A...665A..26M	SPEC
C				Tholen	VIS	Binzel	1996Icar..119..447B	PHOT
C				Tholen	VIS	Clark	1999Icar..140...53C	PHOT
C	C			DeMeo-Carry	VIS	Choi	2023PSJ.....4...49C	PHOT
Cb				Bus	VIS	Bus	2002Icar..158..146B	SPEC