value unc_up unc_lo author ref method 0.075 0.0148 0.0148 Masiero 2011ApJ...741...68M NEATM 0.078 0.0180 0.0180 Masiero 2012ApJ...759L...8M NEATM 0.090 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM