value	unc_up	unc_lo	author	ref	method
0.040	0.0300	0.0300	Masiero	2012ApJ...759L...8M	NEATM
0.055	0.0042	0.0042	Masiero	2011ApJ...741...68M	NEATM
0.060	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.060	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM