value	unc_up	unc_lo	author	ref	method
5.92	1.300	1.300	Nugent	2016AJ....152...63N	NEATM
6.20	0.116	0.116	Masiero	2011ApJ...741...68M	NEATM
6.41	1.380	1.380	Nugent	2016AJ....152...63N	NEATM
8.01	0.530	0.530	Masiero	2012ApJ...759L...8M	NEATM