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Figure 2: (a): Offsets from COGX at various angles estimated using Method B (b): Plots of COGX at various angles of projection (c): Plots of COGY at various angles of projection (d): Offsets in pixels estimated using each opposite pairs of angles by Method A from COGX plot and (e): Offsets in pixels estimated using each opposite pairs of angles by Method A from COGY plot. COGX: Centre of gravity X direction, COGY: Centre of gravity Y direction 
