Appendix A
T-45 Aerodynamics Student Workbook
APPENDIX A
T-45 AERONAUTICAL DATA
ASPECT RATIO:
5.0
[wing span2/wing area]
GEOMETRIC TWIST:
2.67 degrees less at wingtip
[wingtip compared to root]
MAC:
74.03 inches
STABILATOR SWEEP ANGLES:
30.14 degrees @ 1/4 stab chord
34.41 degrees @ leading edge
STABILATOR ANHEDRAL:
10 degrees
TAPER:
0.31
[tip chord/root chord]
THICKNESS-TO-CHORD RATIO:
10.2 % @ root
[(thickness/chord) x 100]
6.0 % @ tip
WING AREA:
179.64 sq ft
[all exposed and covered wing surfaces]
WING DIHEDRAL:
2 degrees
WING LOADING:
75.4 lbs/sq ft, 2,904 lbs fuel, clean
[weight/wing area]
59.2 lbs/sq ft, empty, clean
WING SWEEP:
23.67 degrees @ 1/4 wing chord
28.67 degrees @ leading edge
WING SPAN
*30 FT 10 IN
LENGTH
*39 FT 4 IN
HEIGHT
*13 FT 5 IN
PITOT BOOM TO LEMAC
240.98 IN
CG LOCATION (2 CREW)
GEAR
GEAR
AT GROSS WEIGHT:
13,000#
18.1
20.5
12,000#
19.1
20.7
11,000#
17.3
20.1
10,500#
16.1
19.1
(7-99) Original
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