value	unc_up	unc_lo	author	ref	method
7.35	0.580	0.580	Usui	2011PASJ...63.1117U	NEATM
7.80	1.560	1.560	Ali-Lagoa	2018A&A...612A..85A	NEATM
9.03	1.500	1.500	Masiero	2012ApJ...759L...8M	NEATM