value unc_up unc_lo author ref method 3.72 0.800 0.800 Masiero 2020PSJ.....1....5M NEATM 4.30 0.890 0.890 Masiero 2012ApJ...759L...8M NEATM 4.45 0.153 0.153 Masiero 2011ApJ...741...68M NEATM