value	unc_up	unc_lo	author	ref	method
0.039	0.0220	0.0490	Masiero	2021PSJ.....2..162M	NEATM
0.040	0.0160	0.0160	Masiero	2012ApJ...759L...8M	NEATM
0.041	0.0060	0.0060	Masiero	2011ApJ...741...68M	NEATM