The performance of the Envisat orbit maintenance manoeuvre was as follows: Time Target Size Mode Nominal Size Calibrated Size 2004/01/26-23:25:38 -0.0087 m/sec SFCM -0.0086 m/sec -0.0081 m/sec The overall calibration result has been: -6.2 % The total fuel consumption for this burn was: 0.0426 kg