value	unc_up	unc_lo	author	ref	method
6.08	1.530	1.530	Nugent	2016AJ....152...63N	NEATM
7.26	0.158	0.158	Masiero	2011ApJ...741...68M	NEATM
7.39	0.580	0.580	Usui	2011PASJ...63.1117U	NEATM
7.79	1.560	1.560	Ali-Lagoa	2018A&A...612A..85A	NEATM