'SEG/EAGE 3-D Salt Model (four smooth salt surfaces)' 0 1 1 / (Cartesian coordinates, velocities, loss factors) -200 14200 -200 14200 0 4200 (boundaries of the model) 8 surfaces 13 simple blocks: -1 2 / water -2 3 8 7 / background above GP2, above salt top, above fault A -3 4 8 7 / background below GP2, above salt top, above fault A -4 / bottom halfspace 4 -8 6 7 / salt above fault A -2 3 -8 -6 7 / background above GP2, below salt surfaces, above fault A -3 4 -8 -6 7 / background below GP2, below salt surfaces, above fault A -2 3 5 -7 / background above GP2, above salt top, below fault A -3 4 5 -7 / background below GP2, above salt top, below fault A -2 3 -5 -6 -7 / background above GP2, below salt surfaces, below fault A -3 4 -5 -6 -7 / background below GP2, below salt surfaces, below fault A 4 -5 6 -7 / salt below fault A 1 / free space 5 complex blocks: 1 / water 2 6 8 10 / background above GP2 3 7 9 11 / background below GP2 4 / bottom halfspace 5 12 / salt 'TOP' 1 -3 / (i.e. W-X3=0) 0.0000 'HRZ_1' 2 1 2 -3 / (i.e. W(X1,X2)-X3=0) 6 6 (numbers of grid points) 0 2800 5600 8400 11200 14000 (X1 grid coordinates) 0 2800 5600 8400 11200 14000 (X2 grid coordinates) 36*100 'GP2' 3 1 2 -3 / (i.e. W(X1,X2)-X3=0) 8 8 (numbers of grid points) 0 2000 4000 6000 8000 10000 12000 14000 0 2000 4000 6000 8000 10000 12000 14000 64*2000 'BOTTOM' 4 -3 / (i.e. W-X3=0) 3658.5365 'SALT TOP 1' 5 1 2 -3 / (i.e. W(X1,X2)-X3=0) 32 31 (numbers of grid points) 0 3900 4150 4400 4650 4900 5150 5400 5650 5900 6150 6400 6650 6900 7150 7400 7650 7900 8150 8400 8650 8900 9150 9400 9650 9900 10150 10400 10650 10900 11150 14000 (X1 grid coordinates) 0 3100 3350 3600 3850 4100 4350 4600 4850 5100 5350 5600 5850 6100 6350 6600 6850 7100 7350 7600 7850 8100 8350 8600 8850 9100 9350 9600 9850 10100 14000 (X2 grid coordinates) 992*1500 'SALT BOTTOM' 6 1 2 -3 / (i.e. W(X1,X2)-X3=0) 24 23 (numbers of grid points) 0 3900 4250 4600 4950 5300 5650 6000 6350 6700 7050 7400 7750 8100 8450 8800 9150 9500 9850 10200 10550 10900 11250 14000 (X1 grid coordinates) 0 3100 3450 3800 4150 4500 4850 5200 5550 5900 6250 6600 6950 7300 7650 8000 8350 8700 9050 9400 9750 10100 14000 (X2 grid coordinates) 552*2500 'FAULT_A' 7 1 2 -3 / (i.e. W(X1,X2)-X3=0) 14 18 (numbers of grid points) 0 3600 4100 4600 5100 5600 6100 6600 7100 7600 8100 8600 9100 14000 (X1 grid coordinates) 0 2900 3400 3900 4400 4900 5400 5900 6400 6900 7400 7900 8400 8900 9400 9900 10400 14000 (X2 grid coordinates) 252*1500 'SALT TOP 2' 8 1 2 -3 / (i.e. W(X1,X2)-X3=0) 7 9 (numbers of grid points) 0 5000 5500 6000 6500 7000 14000 (X1 grid coordinates) 0 3500 4000 4500 5000 5500 6000 6500 14000 (X2 grid coordinates) 63*1500 'END OF SURFACES' / 'COMPLEX BLOCK' 1 (Water) 'VP ' -1 (P wave slowness) 0 0 0 / (i.e. VP=W) 0.0006667 'COMPLEX BLOCK' 2 (Background above the geopressure horizon) 'VP ' -1 (P wave velocity) 1 2 3 / (i.e. VP=W(X1,X2,X3)) 10 10 10 (numbers of grid points) 0 1500 3000 4500 6000 7500 9000 10500 12000 13500 (X1 grid coordinates) 0 1500 3000 4500 6000 7500 9000 10500 12000 13500 (X1 grid coordinates) 0 220 440 660 880 1100 1320 1540 1760 4000 (X3 grid coordinates) 1000*0.000416667 'COMPLEX BLOCK' 3 (Background below the geopressure horizon) 'VP ' -1 (P wave velocity) 1 2 3 / (i.e. VP=W(X1,X2,X3)) 10 10 9 (numbers of grid points) 0 1500 3000 4500 6000 7500 9000 10500 12000 13500 (X1 grid coordinates) 0 1500 3000 4500 6000 7500 9000 10500 12000 13500 (X1 grid coordinates) 0 2200 2420 2640 2860 3100 3320 3540 4000 (X3 grid coordinates) 1000*0.000416667 'COMPLEX BLOCK' 4 (Bottom halfspace) 'VP ' -1 (P wave slowness) 0 0 0 / (i.e. slowness=W) .403714E-03 'COMPLEX BLOCK' 5 (Salt) 'VP ' -1 (P wave slowness) 0 0 0 / (i.e. slowness=W) .224719E-03 'END OF COMPLEX BLOCKS, END OF THE INPUT DATA FOR THE MODEL' /