value	unc_up	unc_lo	author	ref	method
3.60	0.870	0.870	Masiero	2020PSJ.....1....5M	NEATM
4.06	1.170	1.170	Nugent	2016AJ....152...63N	NEATM
4.22	1.370	1.370	Masiero	2012ApJ...759L...8M	NEATM
4.64	0.080	0.080	Masiero	2011ApJ...741...68M	NEATM