value	unc_up	unc_lo	author	ref	method
6.53	1.390	1.390	Nugent	2016AJ....152...63N	NEATM
7.25	0.120	0.120	Masiero	2012ApJ...759L...8M	NEATM
8.65	0.700	0.700	Usui	2011PASJ...63.1117U	NEATM
9.00	1.800	1.800	Ali-Lagoa	2018A&A...612A..85A	NEATM