value	unc_up	unc_lo	author	ref	method
0.048	0.0080	0.0080	Masiero	2012ApJ...759L...8M	NEATM
0.070	0.1200	0.1200	Nugent	2016AJ....152...63N	NEATM
0.082	0.0094	0.0094	Masiero	2011ApJ...741...68M	NEATM