value	unc_up	unc_lo	author	ref	method
0.045	0.0044	0.0044	Masiero	2011ApJ...741...68M	NEATM
0.045	0.0250	0.0250	Masiero	2020PSJ.....1....5M	NEATM
0.049	0.0220	0.0410	Masiero	2021PSJ.....2..162M	NEATM
0.050	0.0310	0.0310	Masiero	2020PSJ.....1....5M	NEATM
0.065	0.0110	0.0110	Tedesco	2002AJ....123.1056T	STM