value	unc_up	unc_lo	author	ref	method
4.25	1.110	1.110	Masiero	2021PSJ.....2..162M	NEATM
4.84	0.035	0.035	Masiero	2011ApJ...741...68M	NEATM
5.27	1.560	1.560	Masiero	2020PSJ.....1....5M	NEATM
6.01	0.500	0.500	Tedesco	2002AJ....123.1056T	STM
6.35	1.310	1.310	Masiero	2012ApJ...759L...8M	NEATM