value	unc_up	unc_lo	author	ref	method
0.055	0.0350	0.0350	Masiero	2012ApJ...759L...8M	NEATM
0.057	0.0260	0.0470	Masiero	2021PSJ.....2..162M	NEATM
0.060	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.082	0.0096	0.0096	Masiero	2011ApJ...741...68M	NEATM