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Figure 8.

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The ESAV planform and structural design thicknesses from the ASTROS structural sizing sub-optimization problem are shown above for the 1550 mi range baseline design (top row), the 1500 mi range design (middle row), and the 2500 mi range design (bottom row) optimal designs. (The left column shows the thicknesses for the wing skins and the right column shows the thicknesses of the ribs and spars.)

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