value	unc_up	unc_lo	author	ref	method
4.43	1.330	1.330	Masiero	2021PSJ.....2..162M	NEATM
5.21	1.270	1.270	Nugent	2016AJ....152...63N	NEATM
5.95	0.212	0.212	Masiero	2011ApJ...741...68M	NEATM