value unc_up unc_lo author ref method 438.70 25.200 26.500 Mommert 2012A&A...541A..93M RADIOMETRY_NEATM 458.00 21.000 22.000 Lellouch 2017A&A...608A..45L RADIOMETRY_NEATM 458.00 9.200 9.200 Fornasier 2013A&A...555A..15F RADIOMETRY 459.00 9.000 9.000 Lellouch 2013A&A...557A..60L RADIOMETRY 540.00 nan nan Altenhoff 2004A&A...415..771A RADIOMETRY