value	unc_up	unc_lo	author	ref	method
7.67	0.063	0.063	Masiero	2011ApJ...741...68M	NEATM
8.22	0.760	0.760	Usui	2011PASJ...63.1117U	NEATM
8.64	1.730	1.730	Ali-Lagoa	2018A&A...612A..85A	NEATM