value	unc_up	unc_lo	author	ref	method
0.035	0.0041	0.0041	Masiero	2011ApJ...741...68M	NEATM
0.036	0.0170	0.0310	Masiero	2021PSJ.....2..162M	NEATM
0.040	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.042	0.0220	0.0470	Masiero	2021PSJ.....2..162M	NEATM