value	unc_up	unc_lo	author	ref	method
0.030	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.047	0.0390	0.0390	Masiero	2012ApJ...759L...8M	NEATM
0.059	0.0093	0.0093	Masiero	2011ApJ...741...68M	NEATM
0.070	0.0700	0.0700	Nugent	2016AJ....152...63N	NEATM