The Pegasus UCAV has a stealthy engine inlet.[1] It had an empty weight of 3835 lbs and a takeoff weight of 5500 lbs.[1] It could carry 1580 lb of fuel.[1] The JT15D-5C engine could put out 3190 lbs of thrust for a thrust to weight ratio of 0.58.[^1] It’s wingspan was 27.8 ft and it was 27.9 ft in length.[2] At its cruise speed of Mac 0.45, it had a lift/drag ratio of 5.58.[2] Its maximum endurance was 6 hours and its maximum range was 953 mi.[^2] It’s service ceiling was 54kft.[2] It had a wing loading of 14.52 psf.[2] It used a NACA64_1-212 airfoil.[2]
an AVL grid for the X-47 is shown below
[[X-47 Trim Drag Comparison]]
[[Drag Polar]] – shows the drag polar for the Pegasus
[[X-47 Section Lift Comparisons]]
[[X-47 Span Loading Comparisons]]
[[X-47A CP Distribution]]
Sources
- [1] A. Dror, “STEALTH AIRCRAFTS DESIGN ASPECTS AND CONSIDERATIONS”.
- [2] M. Ferguson and M. Magnuson, “X-47 A/B.” Accessed: Sep. 27, 2024. [Online]. Available: https://archive.aoe.vt.edu/mason/Mason_f/X47Spr11.pdf
Backlinks
[[Athena Vortex Lattice]]
[[J-15D5C Engine]]
[[NACA 6-Series Airfoils]]
Spoilers
[[X-47B]]