value unc_up unc_lo author ref method 0.021 0.0090 0.0140 Masiero 2021PSJ.....2..162M NEATM 0.023 0.0290 0.0290 Masiero 2020PSJ.....1....5M NEATM 0.024 0.0240 0.0240 Masiero 2020PSJ.....1....5M NEATM 0.027 0.0130 0.0260 Masiero 2021PSJ.....2..162M NEATM 0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM