value unc_up unc_lo author ref method 0.057 0.0776 0.0776 Masiero 2011ApJ...741...68M NEATM 0.066 0.0171 0.0171 Masiero 2011ApJ...741...68M NEATM 0.115 0.0774 0.0774 Masiero 2011ApJ...741...68M NEATM