value	unc_up	unc_lo	author	ref	method
3.40	0.153	0.153	Masiero	2011ApJ...741...68M	NEATM
4.04	1.330	1.330	Masiero	2021PSJ.....2..162M	NEATM
4.47	1.560	1.560	Nugent	2016AJ....152...63N	NEATM