value	unc_up	unc_lo	author	ref	method
2.96	0.790	0.790	Masiero	2020PSJ.....1....5M	NEATM
3.05	0.820	0.820	Nugent	2016AJ....152...63N	NEATM
3.19	0.807	0.807	Masiero	2011ApJ...741...68M	NEATM