value unc_up unc_lo author ref method 0.060 0.0300 0.0610 Masiero 2021PSJ.....2..162M NEATM 0.060 0.0700 0.0700 Masiero 2012ApJ...759L...8M NEATM 0.091 0.0164 0.0164 Masiero 2011ApJ...741...68M NEATM