value	unc_up	unc_lo	author	ref	method
5.00	1.020	1.020	Masiero	2021PSJ.....2..162M	NEATM
5.81	0.150	0.150	Masiero	2012ApJ...759L...8M	NEATM
5.91	0.120	0.120	Masiero	2014ApJ...791..121M	NEATM
6.22	0.028	0.028	Masiero	2011ApJ...741...68M	NEATM