value	unc_up	unc_lo	author	ref	method
2.98	0.780	0.780	Masiero	2011ApJ...741...68M	NEATM
3.01	0.790	0.790	Masiero	2020PSJ.....1....5M	NEATM
3.12	0.760	0.760	Nugent	2016AJ....152...63N	NEATM