value	unc_up	unc_lo	author	ref	method
0.020	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.047	0.0540	0.0540	Masiero	2012ApJ...759L...8M	NEATM
0.070	0.0260	0.0420	Masiero	2021PSJ.....2..162M	NEATM
0.077	0.0080	0.0080	Masiero	2011ApJ...741...68M	NEATM