value	unc_up	unc_lo	author	ref	method
6.36	1.420	1.420	Masiero	2020PSJ.....1....5M	NEATM
6.73	0.077	0.077	Masiero	2011ApJ...741...68M	NEATM
7.25	2.090	2.090	Masiero	2012ApJ...759L...8M	NEATM