value	unc_up	unc_lo	author	ref	method
0.036	0.0043	0.0043	Masiero	2011ApJ...741...68M	NEATM
0.050	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.060	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM