value	unc_up	unc_lo	author	ref	method
3.20	1.102	1.102	Masiero	2011ApJ...741...68M	NEATM
3.28	1.110	1.110	Masiero	2021PSJ.....2..162M	NEATM
3.40	1.150	1.150	Masiero	2020PSJ.....1....5M	NEATM