EPPLER 428 AIRFOIL 1.0000000 0.0000000 0.9871800 0.0012000 0.9500000 0.0049000 0.8920000 0.0104000 0.8150000 0.0176000 0.7240000 0.0266000 0.6240000 0.0366000 0.5200000 0.0463000 0.4170000 0.0541000 0.3180000 0.0589000 0.2270000 0.0598000 0.1490000 0.0577000 0.1160000 0.0549000 0.0870000 0.0505000 0.0626000 0.0445000 0.0420000 0.0372000 0.0250000 0.0289000 0.0130000 0.0200000 0.0040000 0.0109000 0.0002000 0.0023000 0.0010000 -.0059000 0.0080000 -.0143000 0.0190000 -.0227000 0.0340000 -.0307000 0.0540000 -.0377000 0.0770000 -.0436000 0.1050000 -.0481000 0.1360000 -.0511000 0.1720000 -.0525000 0.2540000 -.0510000 0.3010000 -.0490000 0.4010000 -.0433000 0.5060000 -.0354000 0.6130000 -.0263000 0.7150000 -.0175000 0.8090000 -.0102000 0.8880000 -.0050000 0.9490000 -.0020000 0.9870000 -.0006000 1.0000000 0.0000000