value	unc_up	unc_lo	author	ref	method
3.67	0.770	0.770	Masiero	2020PSJ.....1....5M	NEATM
3.77	1.010	1.010	Masiero	2021PSJ.....2..162M	NEATM
4.45	0.220	0.220	Masiero	2012ApJ...759L...8M	NEATM
4.52	0.237	0.237	Masiero	2011ApJ...741...68M	NEATM