value	unc_up	unc_lo	author	ref	method
0.229	0.0520	0.0520	Masiero	2012ApJ...759L...8M	NEATM
0.290	0.1500	0.1500	Nugent	2016AJ....152...63N	NEATM
0.300	0.1500	0.1500	Nugent	2016AJ....152...63N	NEATM