value	unc_up	unc_lo	author	ref	method
4.73	1.330	1.330	Nugent	2016AJ....152...63N	NEATM
5.17	1.090	1.090	Nugent	2016AJ....152...63N	NEATM
5.43	0.068	0.068	Masiero	2011ApJ...741...68M	NEATM
6.03	0.230	0.230	Masiero	2012ApJ...759L...8M	NEATM