value	unc_up	unc_lo	author	ref	method
3.23	0.770	0.770	Nugent	2016AJ....152...63N	NEATM
3.33	0.830	0.830	Nugent	2016AJ....152...63N	NEATM
3.39	0.141	0.141	Masiero	2011ApJ...741...68M	NEATM
3.44	1.090	1.090	Masiero	2020PSJ.....1....5M	NEATM