value	unc_up	unc_lo	author	ref	method
3.85	0.850	0.850	Nugent	2016AJ....152...63N	NEATM
9.03	0.085	0.085	Masiero	2011ApJ...741...68M	NEATM
9.12	2.820	2.820	Masiero	2012ApJ...759L...8M	NEATM