value	unc_up	unc_lo	author	ref	method
0.040	0.0227	0.0227	Masiero	2017AJ....154..168M	NEATM
0.049	0.0090	0.0090	Tedesco	2002AJ....123.1056T	STM
0.052	0.0121	0.0121	Masiero	2011ApJ...741...68M	NEATM
0.053	0.0073	0.0073	Masiero	2011ApJ...741...68M	NEATM