value	unc_up	unc_lo	author	ref	method
0.206	0.0201	0.0201	Masiero	2011ApJ...741...68M	NEATM
0.225	0.0300	0.0300	Masiero	2012ApJ...759L...8M	NEATM
0.253	0.0800	0.1180	Masiero	2021PSJ.....2..162M	NEATM