The performance of the Envisat orbit maintenance manoeuvre was as follows: (Mid-)Time Target Size Mode Nominal Size Calibrated Size 2008/01/02-20:29:00 0.0018 m/sec SFCM 0.0017 m/sec 0.0016 m/sec The overall calibration result has been: -6.4% The total fuel consumption for this burn was: 0.0064 kg