value	unc_up	unc_lo	author	ref	method
7.00	0.400	0.400	Tedesco	2002AJ....123.1056T	STM
7.66	0.409	0.409	Masiero	2011ApJ...741...68M	NEATM
7.90	0.520	0.520	Masiero	2011ApJ...741...68M	NEATM