value	unc_up	unc_lo	author	ref	method
4.04	1.090	1.090	Masiero	2020PSJ.....1....5M	NEATM
4.44	0.870	0.870	Masiero	2021PSJ.....2..162M	NEATM
4.48	1.090	1.090	Masiero	2012ApJ...759L...8M	NEATM
4.55	1.050	1.050	Nugent	2016AJ....152...63N	NEATM