value	unc_up	unc_lo	author	ref	method
0.037	0.0218	0.0218	Masiero	2017AJ....154..168M	NEATM
0.041	0.0490	0.0490	Masiero	2020PSJ.....1....5M	NEATM
0.046	0.0330	0.0330	Masiero	2020PSJ.....1....5M	NEATM
0.059	0.0126	0.0126	Masiero	2011ApJ...741...68M	NEATM