value	unc_up	unc_lo	author	ref	method
0.023	0.0090	0.0150	Masiero	2021PSJ.....2..162M	NEATM
0.026	0.0160	0.0410	Masiero	2021PSJ.....2..162M	NEATM
0.035	0.0160	0.0160	Masiero	2012ApJ...759L...8M	NEATM
0.055	0.0115	0.0115	Masiero	2011ApJ...741...68M	NEATM