value	unc_up	unc_lo	author	ref	method
7.44	0.240	0.240	Masiero	2012ApJ...759L...8M	NEATM
7.58	1.520	1.520	Ali-Lagoa	2018A&A...612A..85A	NEATM
7.66	0.520	0.520	Usui	2011PASJ...63.1117U	NEATM