value	unc_up	unc_lo	author	ref	method
0.185	0.0890	0.0890	Masiero	2012ApJ...759L...8M	NEATM
0.210	0.1100	0.1100	Nugent	2016AJ....152...63N	NEATM
0.300	0.0419	0.0419	Masiero	2011ApJ...741...68M	NEATM