value	unc_up	unc_lo	author	ref	method
8.47	2.440	2.440	Nugent	2016AJ....152...63N	NEATM
8.96	2.220	2.220	Nugent	2016AJ....152...63N	NEATM
8.98	0.096	0.096	Masiero	2011ApJ...741...68M	NEATM