value	unc_up	unc_lo	author	ref	method
4.03	0.930	0.930	Nugent	2016AJ....152...63N	NEATM
4.33	0.590	0.590	Masiero	2012ApJ...759L...8M	NEATM
5.00	0.166	0.166	Masiero	2011ApJ...741...68M	NEATM