value	unc_up	unc_lo	author	ref	method
1.9480e+18	4.1000e+16	4.1000e+16	Grundy	2011Icar..213..678G	BinImg
1.9800e+18	7.8000e+16	7.8000e+16	Grundy	2011Icar..213..678G	BinImg