value unc_up unc_lo author ref method 0.074 0.0108 0.0108 Masiero 2011ApJ...741...68M NEATM 0.125 0.0790 0.0790 Masiero 2020PSJ.....1....5M NEATM 0.135 0.0550 0.0550 Masiero 2012ApJ...759L...8M NEATM