value	unc_up	unc_lo	author	ref	method
4.43	1.190	1.190	Masiero	2020PSJ.....1....5M	NEATM
5.24	1.230	1.230	Masiero	2020PSJ.....1....5M	NEATM
5.91	0.390	0.390	Masiero	2012ApJ...759L...8M	NEATM
6.42	0.042	0.042	Masiero	2011ApJ...741...68M	NEATM