value	unc_up	unc_lo	author	ref	method
0.116	0.0180	0.0180	Masiero	2012ApJ...759L...8M	NEATM
0.173	0.0300	0.0300	Masiero	2011ApJ...741...68M	NEATM
0.200	0.0100	0.0100	Masiero	2014ApJ...791..121M	NEATM
0.220	0.1200	0.1200	Nugent	2016AJ....152...63N	NEATM