The performance of the Envisat orbit maintenance manoeuvre was as follows: (Mid-)Time Target Size Mode Nominal Size Calibrated Size 2007/12/07-02:46:54 0.0061 m/sec SFCM 0.0062 m/sec 0.0061 m/sec The overall calibration result has been: -2.1% The total fuel consumption for this burn was: 0.0324 kg