value	unc_up	unc_lo	author	ref	method
5.40	0.890	0.890	Nugent	2016AJ....152...63N	NEATM
6.25	0.460	0.460	Usui	2011PASJ...63.1117U	NEATM
6.26	1.250	1.250	Ali-Lagoa	2018A&A...612A..85A	NEATM
7.18	1.768	1.768	Masiero	2017AJ....154..168M	NEATM
7.59	0.250	0.250	Masiero	2012ApJ...759L...8M	NEATM