The performance of the Envisat orbit maintenance manoeuvre was as follows: Time Target Size Mode Nominal Size Calibrated Size 2003/12/26-22:03:00 -0.0060 m/sec SFCM -0.0060 m/sec -0.0067 m/sec The overall calibration result has been: 11.26 % The total fuel consumption for this burn was: 0.0376 kg