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Technical Data Remos GX ERCO Ercoupe Allegro 2007 IKARUS C42 Cheetah XLS
MTOW=Maximum take-off Weight/kg 598.74 572.00 598.74 473.00 560.00
Sw=Reference wing area/m2 10.96 13.20 11.40 17.10 13.19
P=Total net power output/kW 74.00 56.00 74.00 75.00 64.00
MLW=Maximum landing Weight/kg 558.84 525.80 566.36 424.39 512.60
BOW=Basic operating Weight/kg 370.00 364.00 378.75 265.00 346.00
WMPAY=Maximum payload Weight/kg 295.00 265.00 305.27 231.00 284.86
WMFUEL=Maximum fuel capacity Weight/kg 57.00 66.00 46.27 69.45 67.72
b=Wing span/m 9.33 9.14 10.80 10.98 9.60
LAPX=Longitudinal distance from forward fuselage nose to wing
apex/m2.52 1.44 2.16 1.76 1.99
LFUSE=Length of fuselage body/m 6.49 6.09 7.69 6.71 5.67
CFPNL=chord length of flap panel(at base and tip)/m 0.28 0.28 0.26 0.31 0.51
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CFLCL=chord length of wing planform(at flap base and tip)/m 1.21 1.50 1.12 1.43 1.83
bFPNL=span of flap panels(from tip to tip)/m 4.85 4.73 5.53 5.20 5.07
CAPNL=chord length of aileron panel(inboard and outboard)/m 0.19 0.33 0.26 0.31 0.38
CALCL=chord length of wing planform(at aileron inboard and
outboard)/m1.03 1.57 0.86 1.50 1.64
bAPNLO=span of aileron panels(from outboard tip to tip)/m 9.23 7.19 10.37 9.63 8.68
bAPNLI=span of aileron panels(from inboard root to root)/m 4.85 2.40 5.53 5.41 5.07
SAPNL=Total aileron panel area/m2
0.77 1.62 0.63 1.25 0.74
DVERT=Maximum vertical diameter of fuselage/m 1.40 1.32 1.21 1.35 1.62
LEMP=Length defined as from quarter chord of reference wing
MAC to quarter chord of empennage MAC/m4.01 3.77 4.75 3.77 3.51
SEMP=reference empennage area/m2
3.14 2.22 4.40 3.80 2.65
MAC=reference wing mean aerodynamic chord/m 1.04 1.43 0.88 1.39 1.72
SRUDC="clean" rudder area/m2
0.21 0.17 0.22 0.37 0.13
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SRUD=rudder area/m2
0.23 0.29 0.47 0.74 0.22
CEPNL=chord length of empennage panel(at base and tip)/m 0.19 0.36 0.17 0.70 0.52
CELCL=chord length of empennage surface(at surface base and
tip)/m0.56 0.75 0.60 0.96 1.19
bEPNL=span of empennage panel(from base to tip)/m 1.35 2.20 1.21 1.57 2.22
bEPMP=span of empennage surface(root to tip)/m 1.35 1.24 1.08 1.65 1.15
SEPNL=empennage panel area/m2
0.52 0.47 0.34 0.98 0.51
HCG=vertical distance from ground plane to fuselage centreline in
side view/m1.59 0.89 1.21 1.27 1.20
LBSE=wheel base/m 1.68 1.52 1.73 4.86 1.38
XMLG=location of main landing gear as fraction of reference wing
MAC0.60 0.80 0.70 0.84 0.90
LTRK=wheel track/m 1.87 2.20 1.47 2.10 1.70
R=range/nautical miles(nm) 480.00 645.00 700.00 375.00 582.21
VCRZ=cruise speed/(nm)hr-1
106.88 86.90 106.02 105.00 78.21
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TOD=take off distance/m 182.88 171.00 182.88 230.00 199.95
WFUEL=weight of fuel expended for given range/kg 57.00 66.00 46.27 69.45 67.72
WPAY=transported payload for given range/kg 295.00 265.00 305.27 231.00 284.86
E=endurance/hr 6.00 4.00 5.50 3.29 7.50
Caclulations: Remos GX ERCO Ercoupe Allegro 2007 IKARUS C42 Cheetah XLS
Wing Loading/kgm-2 54.62 43.33 52.52 27.66 42.45
Power-to-Weight 0.12 0.10 0.12 0.16 0.11
Power loading/kWm-2 6.75 4.24 6.49 4.39 4.85
Maximum Landing Weight Ratio 0.93 0.92 0.95 0.90 0.92
Structural Weight Efficiency 0.62 0.64 0.63 0.56 0.62
Useful Load Fraction 0.38 0.36 0.37 0.44 0.38
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Maximum Payload Fraction 0.49 0.46 0.51 0.49 0.51
Maximum Fuel Fraction 0.10 0.12 0.08 0.15 0.12
Span Loading/kgm-1 64.20 62.58 55.44 43.08 58.33
Wing Apex Locale 0.39 0.24 0.28 0.26 0.35
Flap Chord Fraction 0.23 0.19 0.23 0.22 0.28
Flap Span Fraction 0.52 0.52 0.51 0.47 0.53
Aileron Chord Fraction 0.18 0.21 0.30 0.21 0.23
Aileron Span Fraction 0.47 0.52 0.45 0.38 0.38
Aileron Area Fraction 0.07 0.12 0.06 0.07 0.06
Fuselage Slenderness 4.64 4.60 6.36 4.97 3.50
Fuselage Loading/kgm-1 92.22 93.95 77.86 70.47 98.78
Empennage Volume Coefficient 1.11 0.44 2.08 0.60 0.41
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Spin Recovery(Low-set H-Tails Only) 0.92 0.60 0.48 0.50 0.57
Empennage Area Ratio 0.29 0.17 0.39 0.22 0.20
Elevator/Rudder Chord Fraction 0.33 0.48 0.29 0.73 0.43
Elevator/Rudder Span Fraction 1.00 1.77 1.12 0.95 1.93
Elevator/Rudder Area Fraction 0.17 0.21 0.08 0.26 0.19
Turn-over Angle/Deg. 1.23 1.11 1.25 1.22 1.33
Performance Value Index/nm2m
-1hr
-1 280.52 327.78 405.79 171.20 227.73
Specific Air Range/nmkg-1 8.42 9.77 15.13 5.40 8.60
Transport Efficiency 5.18 4.02 6.60 3.33 4.21
Endurance Efficiency/hrkg-1 0.11 0.06 0.12 0.05 0.11
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Cessna 162 Sky Arrow 650 Flight Design CTSW Skyeton K-10 LSA Porterfield LP65 Cessna-152 CZAW Mermaid Aviasud Mistral
598.70 650.00 600.00 575.00 544.00 757.50 650.00 390.00
11.15 13.44 9.94 12.15 15.70 14.86 13.71 16.39
74.60 81.00 75.00 73.50 48.00 101.00 89.48 47.70
546.77 617.24 534.90 525.65 517.26 709.21 592.54 339.26
378.30 400.00 318.00 285.00 318.00 490.33 420.00 205.00
220.40 250.00 282.00 290.00 227.00 267.17 431.00 288.50
74.19 46.80 93.00 70.50 38.20 68.98 82.08 72.49
9.26 9.70 8.50 9.10 10.59 10.16 11.68 9.40
1.59 2.50 1.54 1.12 1.33 1.68 2.47 1.60
6.73 7.60 6.22 6.24 7.46 7.34 7.92 6.40
0.24 0.29 0.28 0.33 0.33 0.26 0.39 0.28
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1.14 1.42 1.33 1.02 1.48 1.68 1.69 1.46
5.78 4.20 5.67 4.46 5.68 4.19 5.79 3.68
0.28 0.60 0.28 0.33 0.32 0.31 0.26 0.35
1.14 2.90 1.33 1.02 1.66 1.15 1.04 1.46
8.69 8.90 8.89 7.44 9.73 9.85 10.91 6.46
5.78 4.78 5.67 4.46 5.61 4.29 7.79 3.68
0.81 0.58 0.82 0.97 1.48 1.14 1.21 1.01
1.38 1.25 1.54 1.02 1.54 1.26 1.84 1.25
3.59 4.00 4.41 3.12 4.18 3.98 4.41 3.33
2.89 3.34 3.49 2.47 3.76 3.51 4.38 3.36
1.21 1.32 1.33 1.32 1.48 1.43 1.26 1.46
0.24 0.71 0.41 0.21 0.29 0.18 0.38 0.20
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0.41 0.50 0.69 0.35 0.37 0.61 0.39 0.69
0.28 0.35 0.14 0.29 0.48 0.42 0.13 0.35
0.69 0.70 0.77 0.56 0.83 0.94 0.78 0.76
1.31 1.44 1.12 0.94 2.63 1.36 1.95 1.25
1.38 2.88 1.26 1.02 1.29 1.47 2.08 1.25
0.73 0.50 0.31 0.55 0.93 1.14 0.51 0.42
1.78 1.00 1.19 0.94 1.38 1.15 1.30 1.18
1.58 2.49 1.48 1.46 5.15 1.47 2.60 4.65
0.56 0.81 0.52 0.46 0.66 0.25 0.60 0.41
2.07 1.82 1.70 1.67 1.86 2.32 3.76 1.94
360.00 380.00 660.00 395.00 325.00 414.00 391.43 286.00
126.20 90.00 129.00 127.00 91.80 141.55 95.56 49.00
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195.10 240.00 232.00 346.00 293.00 420.00 259.00 284.00
74.19 46.80 93.00 70.50 38.20 65.00 82.08 72.49
220.40 250.00 282.00 290.00 227.00 230.00 431.00 288.50
3.30 4.25 9.50 5.00 3.50 3.50 4.50 4.90
Cessna 162 Sky Arrow 650 Flight Design CTSW Skyeton K-10 LSA Porterfield LP65 Cessna-152 CZAW Mermaid Aviasud Mistral
53.70 48.36 60.36 47.33 34.65 50.96 47.41 23.79
0.12 0.12 0.13 0.13 0.09 0.13 0.14 0.12
6.69 6.03 7.55 6.05 3.06 6.79 6.53 2.91
0.91 0.95 0.89 0.91 0.95 0.94 0.91 0.87
0.63 0.62 0.53 0.50 0.58 0.65 0.65 0.53
0.37 0.38 0.47 0.50 0.42 0.35 0.35 0.47
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0.37 0.38 0.47 0.50 0.42 0.35 0.66 0.74
0.12 0.07 0.16 0.12 0.07 0.09 0.13 0.19
64.65 67.01 70.59 63.19 51.37 74.56 55.63 41.49
0.24 0.33 0.25 0.18 0.18 0.23 0.31 0.25
0.21 0.21 0.21 0.32 0.22 0.16 0.23 0.19
0.62 0.43 0.67 0.49 0.54 0.41 0.50 0.39
0.25 0.21 0.21 0.32 0.20 0.27 0.25 0.24
0.31 0.42 0.38 0.33 0.39 0.55 0.27 0.30
0.07 0.04 0.08 0.08 0.09 0.08 0.09 0.06
4.88 6.07 4.04 6.11 4.86 5.84 4.31 5.12
88.96 85.53 96.46 92.22 72.89 103.19 82.02 60.93
0.77 0.75 1.16 0.48 0.68 0.66 1.12 0.47
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0.59 1.42 0.59 0.60 0.78 0.29 0.97 0.29
0.26 0.25 0.35 0.20 0.24 0.24 0.32 0.20
0.41 0.50 0.18 0.52 0.58 0.44 0.17 0.45
0.95 0.50 0.89 0.92 2.03 0.93 0.94 1.00
0.25 0.15 0.09 0.22 0.25 0.32 0.12 0.12
1.23 1.18 1.12 1.00 1.17 0.88 0.88 0.95
232.87 142.50 366.98 144.99 101.83 139.52 144.42 49.35
4.85 8.12 7.10 5.60 8.51 6.37 4.77 3.95
2.97 5.34 3.03 4.11 5.94 3.54 5.25 3.98
0.04 0.09 0.10 0.07 0.09 0.05 0.05 0.07
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y
x
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0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
50.00
0.00 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 0.18
M T O W / S w
P/MTOW
Aircraft Engine-Sizing (1)
ERCO Erc
IKARUS C
Cheetah
Skyeton
Porterfiel
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0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
50.00
0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00
M T O W / S w
P/Sw
Airframe Engine-Sizing (2)
Cheetah
IKARUS C
Skyeton
Porterfie
ERCO Erc
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Technical Data ERCO Ercoupe Cheetah XLS
MTOW=Maximum take-off Weight/kg 572.00 560.00
Sw=Reference wing area/m2 13.20 13.19
P=Total net power output/kW 56.00 64.00
MLW=Maximum landing Weight/kg 525.80 512.60
BOW=Basic operating Weight/kg 364.00 346.00
WMPAY=Maximum payload Weight/kg 265.00 284.86
WMFUEL=Maximum fuel capacity Weight/kg 66.00 67.72
b=Wing span/m 9.14 9.60
LAPX=Longitudinal distance from forward fuselage nose
to wing apex/m1.44 1.99
LFUSE=Length of fuselage body/m 6.09 5.67
CFPNL=chord length of flap panel(at base and tip)/m 0.28 0.51
CFLCL=chord length of wing planform(at flap base andtip)/m
1.50 1.83
bFPNL=span of flap panels(from tip to tip)/m 4.73 5.07
CAPNL=chord length of aileron panel(inboard and
outboard)/m0.33 0.38
CALCL=chord length of wing planform(at aileron inboard
and outboard)/m1.57 1.64
bAPNLO=span of aileron panels(from outboard tip to
tip)/m7.19 8.68
bAPNLI=span of aileron panels(from inboard root to
root)/m2.40 5.07
SAPNL=Total aileron panel area/m2
1.62 0.74
DVERT=Maximum vertical diameter of fuselage/m 1.32 1.62
LEMP=Length defined as from quarter chord of
reference wing MAC to quarter chord of empennage
MAC/m
3.77 3.51
SEMP=reference empennage area/m2
2.22 2.65
MAC=reference wing mean aerodynamic chord/m 1.43 1.72SRUDC="clean" rudder area/m
20.17 0.13
SRUD=rudder area/m2
0.29 0.22
CEPNL=chord length of empennage panel(at base and
tip)/m0.36 0.52
CELCL=chord length of empennage surface(at surface
base and tip)/m0.75 1.19
bEPNL=span of empennage panel(from base to tip)/m 2.20 2.22
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bEPMP=span of empennage surface(root to tip)/m 1.24 1.15
SEPNL=empennage panel area/m2
0.47 0.51
HCG=vertical distance from ground plane to fuselage
centreline in side view/m0.89 1.20
LBSE=wheel base/m 1.52 1.38
XMLG=location of main landing gear as fraction of
reference wing MAC0.80 0.90
LTRK=wheel track/m 2.20 1.70
R=range/nautical miles(nm) 645.00 582.21
VCRZ=cruise speed/(nm)hr-1
86.90 78.21
TOD=take off distance/m 171.00 199.95
WFUEL=weight of fuel expended for given range/kg 66.00 67.72
WPAY=transported payload for given range/kg 265.00 284.86
E=endurance/hr 4.00 7.50
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Skyeton K-10 LSA Porterfield LP65
575.00 544.00 KEEP
12.15 15.70 KEEP
73.50 48.00 KEEP
525.65 517.26 KEEP
285.00 318.00 KEEP
290.00 227.00 KEEP
70.50 38.20 KEEP
9.10 10.59 KEEP
1.12 1.33 CHANGE
6.24 7.46 CHANGE
0.33 0.33 CHANGE
1.02 1.48 CHANGE
4.46 5.68 CHANGE
0.33 0.32 CHANGE
1.02 1.66 CHANGE
7.44 9.73 CHANGE
4.46 5.61 CHANGE
0.97 1.48 CHANGE
1.02 1.54 CHANGE
3.12 4.18 CHANGE
2.47 3.76 CHANGE
1.32 1.48 CHANGE0.21 0.29 CHANGE
0.35 0.37 CHANGE
0.29 0.48 CHANGE
0.56 0.83 CHANGE
0.94 2.63 CHANGE
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1.02 1.29 CHANGE
0.55 0.93 CHANGE
0.94 1.38 CHANGE
1.46 5.15 CHANGE
0.46 0.66 CHANGE
1.67 1.86 CHANGE
395.00 325.00 KEEP
127.00 91.80 KEEP
346.00 293.00 KEEP
70.50 38.20 KEEP
290.00 227.00 KEEP
5.00 3.50 KEEP