value unc_up unc_lo author ref method 231.09 2.600 2.600 Usui 2011PASJ...63.1117U NEATM 233.92 11.200 11.200 Tedesco 2002AJ....123.1056T STM 246.60 10.590 10.590 Masiero 2012ApJ...759L...8M NEATM 247.44 24.740 24.740 Ali-Lagoa 2018A&A...612A..85A NEATM 248.48 6.840 6.840 Ryan&Woodward 2010AJ....140..933R IRAS-STM 249.00 5.000 5.000 Viikinkoski 2015A&A...581L...3V AO 252.00 29.000 29.000 Durech 2011Icar..214..652D OCCULT 262.01 12.047 12.047 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM 268.28 26.830 26.830 Ali-Lagoa 2018A&A...612A..85A NEATM 287.00 nan nan Cellino 2003Icar..162..278C Speckle_Interf.