The performance of the Envisat orbit maintenance manoeuvre was as follows: Time Target Size Mode Nominal Size Calibrated Size 2003/12/15-22:01:55 0.0213 m/sec SFCM 0.0213 m/sec 0.0212 m/sec The overall calibration result has been: -0.74 % The total fuel consumption for this burn was: 0.0960 kg