value unc_up unc_lo author ref method 0.080 0.0135 0.0135 Masiero 2011ApJ...741...68M NEATM 0.090 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM 0.133 0.0210 0.0210 Masiero 2012ApJ...759L...8M NEATM