value	unc_up	unc_lo	author	ref	method
6.98	1.810	1.810	Masiero	2021PSJ.....2..162M	NEATM
8.40	1.970	1.970	Masiero	2020PSJ.....1....5M	NEATM
8.69	2.360	2.360	Masiero	2021PSJ.....2..162M	NEATM
9.01	3.740	3.740	Masiero	2012ApJ...759L...8M	NEATM
9.33	0.039	0.039	Masiero	2011ApJ...741...68M	NEATM
9.53	1.910	1.910	Ali-Lagoa	2018A&A...612A..85A	NEATM
9.58	0.740	0.740	Usui	2011PASJ...63.1117U	NEATM