value	unc_up	unc_lo	author	ref	method
6.42	0.250	0.250	Masiero	2012ApJ...759L...8M	NEATM
6.57	0.730	0.730	Usui	2011PASJ...63.1117U	NEATM
7.04	1.410	1.410	Ali-Lagoa	2018A&A...612A..85A	NEATM
7.24	0.050	0.050	Masiero	2014ApJ...791..121M	NEATM
7.63	0.028	0.028	Masiero	2011ApJ...741...68M	NEATM