dt=5.00e-06, momentum=0.80, tol=1.00e-05, niteratons=25 l_intensity = 1.0000 aligning input volume to GCA. dt=5.00e-06, momentum=0.80, tol=1.00e-07, niteratons=25 l_intensity = 1.0000 aligning input volume to GCA. 009: rms = 4.375 010: rms = 4.371 011: rms = 4.370 012: rms = 4.370