value	unc_up	unc_lo	author	ref	method
0.020	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.032	0.0500	0.0500	Masiero	2012ApJ...759L...8M	NEATM
0.058	0.0190	0.0290	Masiero	2021PSJ.....2..162M	NEATM
0.075	0.0131	0.0131	Masiero	2011ApJ...741...68M	NEATM