value	unc_up	unc_lo	author	ref	method
0.120	0.0900	0.0900	Nugent	2016AJ....152...63N	NEATM
0.135	0.0115	0.0115	Masiero	2011ApJ...741...68M	NEATM
0.141	0.0330	0.0330	Masiero	2012ApJ...759L...8M	NEATM