value	unc_up	unc_lo	author	ref	method
3.14	0.780	0.780	Nugent	2016AJ....152...63N	NEATM
3.57	0.890	0.890	Masiero	2020PSJ.....1....5M	NEATM
4.38	0.401	0.401	Masiero	2011ApJ...741...68M	NEATM