The performance of the Envisat orbit maintenance manoeuvre was as follows: (Mid-)Time Target Size Mode Nominal Size Calibrated Size 2007/08/09-02:59:04 0.0007 m/sec SFCM 0.0009 m/sec 0.0009 m/sec The overall calibration result has been: +2.2% The total fuel consumption for this burn was: 0.0030 kg