value	unc_up	unc_lo	author	ref	method
0.257	0.0688	0.0688	Masiero	2011ApJ...741...68M	NEATM
0.275	0.0588	0.0588	Masiero	2011ApJ...741...68M	NEATM
0.340	0.1400	0.1400	Nugent	2016AJ....152...63N	NEATM