value	unc_up	unc_lo	author	ref	method
4.92	1.370	1.370	Masiero	2020PSJ.....1....5M	NEATM
5.16	1.580	1.580	Masiero	2021PSJ.....2..162M	NEATM
5.59	0.780	0.780	Masiero	2012ApJ...759L...8M	NEATM
6.05	2.190	2.190	Masiero	2020PSJ.....1....5M	NEATM