value	unc_up	unc_lo	author	ref	method
6.03	0.170	0.170	Masiero	2012ApJ...759L...8M	NEATM
7.21	0.500	0.500	Usui	2011PASJ...63.1117U	NEATM
7.50	1.500	1.500	Ali-Lagoa	2018A&A...612A..85A	NEATM
7.75	1.670	1.670	Masiero	2020PSJ.....1....5M	NEATM
8.10	0.030	0.030	Masiero	2014ApJ...791..121M	NEATM
8.40	0.064	0.064	Masiero	2011ApJ...741...68M	NEATM