value	unc_up	unc_lo	author	ref	method
0.231	0.0464	0.0464	Masiero	2011ApJ...741...68M	NEATM
0.320	0.1000	0.1000	Nugent	2016AJ....152...63N	NEATM
0.340	0.1200	0.1200	Nugent	2016AJ....152...63N	NEATM