value	unc_up	unc_lo	author	ref	method
8.17	0.530	0.530	Usui	2011PASJ...63.1117U	NEATM
8.34	0.060	0.060	Masiero	2014ApJ...791..121M	NEATM
8.72	1.740	1.740	Ali-Lagoa	2018A&A...612A..85A	NEATM
8.75	0.270	0.270	Masiero	2012ApJ...759L...8M	NEATM
8.75	0.061	0.061	Masiero	2011ApJ...741...68M	NEATM