value	unc_up	unc_lo	author	ref	method
2.58	0.740	0.740	Nugent	2016AJ....152...63N	NEATM
2.74	0.650	0.650	Masiero	2020PSJ.....1....5M	NEATM
3.46	0.974	0.974	Masiero	2011ApJ...741...68M	NEATM