value	unc_up	unc_lo	author	ref	method
2.95	0.760	0.760	Nugent	2016AJ....152...63N	NEATM
3.18	0.630	0.630	Nugent	2016AJ....152...63N	NEATM
3.33	0.877	0.877	Masiero	2011ApJ...741...68M	NEATM