value	unc_up	unc_lo	author	ref	method
12.19	3.120	3.120	Nugent	2016AJ....152...63N	NEATM
12.71	0.081	0.081	Masiero	2011ApJ...741...68M	NEATM
12.87	4.510	4.510	Nugent	2016AJ....152...63N	NEATM