value	unc_up	unc_lo	author	ref	method
4.31	1.330	1.330	Masiero	2020PSJ.....1....5M	NEATM
4.64	1.140	1.140	Nugent	2016AJ....152...63N	NEATM
5.13	0.470	0.470	Masiero	2012ApJ...759L...8M	NEATM