value	unc_up	unc_lo	author	ref	method
4.00	1.170	1.170	Masiero	2020PSJ.....1....5M	NEATM
4.38	1.010	1.010	Nugent	2016AJ....152...63N	NEATM
4.57	1.610	1.610	Masiero	2012ApJ...759L...8M	NEATM
4.67	1.480	1.480	Masiero	2020PSJ.....1....5M	NEATM