value unc_up unc_lo author ref method 5.15 1.210 1.210 Masiero 2020PSJ.....1....5M NEATM 5.29 0.121 0.121 Masiero 2011ApJ...741...68M NEATM 5.55 1.220 1.220 Masiero 2012ApJ...759L...8M NEATM