value	unc_up	unc_lo	author	ref	method
0.060	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.063	0.0137	0.0137	Masiero	2011ApJ...741...68M	NEATM
0.065	0.0185	0.0185	Masiero	2011ApJ...741...68M	NEATM
0.068	0.0380	0.0890	Masiero	2021PSJ.....2..162M	NEATM