value unc_up unc_lo author ref method 0.098 0.0131 0.0131 Masiero 2011ApJ...741...68M NEATM 0.111 0.0160 0.0160 Masiero 2011ApJ...741...68M NEATM 0.120 0.0160 0.0160 Masiero 2012ApJ...759L...8M NEATM