value	unc_up	unc_lo	author	ref	method
18.50	1.700	1.700	Tedesco	2002AJ....123.1056T	STM
7.61	0.370	0.370	Masiero	2012ApJ...759L...8M	NEATM
9.29	0.206	0.206	Masiero	2011ApJ...741...68M	NEATM