value	unc_up	unc_lo	author	ref	method
0.180	0.1000	0.1000	Nugent	2016AJ....152...63N	NEATM
0.270	0.1400	0.1400	Nugent	2016AJ....152...63N	NEATM
0.278	0.0666	0.0666	Masiero	2011ApJ...741...68M	NEATM