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A1-NORTHROP F-5E-2-NFM-000-r2
F-5E-2 Tiger II
Northrop Corporation
(J85-GE-21)
I – 1 - 1
PERFORMANCE ANALYSIS
CAUTION STATEMENT : This document is to be use only for simulation. Do not try to apply the procedures and or advices contained in it if
you have the opportunity to fly this plane in real life. By the way, if you had (or still have) flew this aircraft, your comments, criticism and
more are welcome
LICENSE : This document has been created by J.M. LANGERON / TOPOLO, (http://topolo.free.fr/) all the values used to model the aircraft
behavior have been computed by him, like all performance charts presented here. If you want to use these data, or part of it, please contact the
author by personal message to TOPOLO on check-six forum: (http://www.checksix-forums.com/)
Level Flight Envelope
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 2
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
45,000
50,000
55,000
60,000
65,000
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40
Alt
(ft
)
Mach
Level Flight EnveloppeMIL Power
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
45,000
50,000
55,000
60,000
65,000
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40
Alt
(ft
)
Mach
Level Flight EnveloppeFull AB
Level Flight Envelope
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•MILL Power
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
50% internal fuel
Clean A/C
GW = 13,320lbs
50% internal fuel
2xAIM-9 Wing Tip
GW= 13,600lbs
50% internal fuel
2xAIM-9 Wing Tip
GW= 13,600lbs
50% internal fuel
Clean A/C
GW = 13,320lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 3
VNE : 710Kts
VNE : 710Kts
Turn Performance
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW= 13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 4
F-5E-2 do not have AutoFlaps capabilities, so flaps and slats are
positionned according following rules:
CAS < 200Kts Flaps +24 Slats +20
CAS in [200Kts;250Kts] Flaps +18 Slats +16
CAS in [250Kts;550Kts] Flaps +12 Slats +8
CAS > 550Kts Flaps 0 Slats 0
Turn Rate – Summary
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I - 1 - 5
0.00
5.00
10.00
15.00
20.00
25.00
0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 2.20 2.40
Su
sta
ine
d T
urn
ra
te (d
eg
/s)
Mach number
Maximum Sustained Turn rate (deg/s)
0
10,000
20,000
30,000
40,000
0.00
5.00
10.00
15.00
20.00
25.00
0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 2.20 2.40
Maxim
um
in
sta
nta
neo
us tu
rn r
ate
(d
eg
/s)
Mach number
Maximum Available Turn Rate
0
10,000
20,000
30,000
40,000
Load Factor – Summary
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I - 1 - 6
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
10.00
0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 2.20 2.40
Su
sta
ine
d L
oa
d F
ac
tor
(Ng
)
Mach number
Maximum Sustained Load Factor (Ng)
0
10,000
20,000
30,000
40,000
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
10.00
0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 2.20 2.40
Ma
xim
um
Av
aila
ble
Lo
ad
Fa
cto
r (N
g)
Mach number
Maximum Available Load Factor
0
10,000
20,000
30,000
40,000
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – Sea Level
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 7
Max. Sustained Turn = 15.4 deg/s
+150
0
-150
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 22.6deg/s
MA
XIM
UM
AIR
SP
EE
D
-300
+450
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 5,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 8
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 21 deg/s
Max. Sustained Turn = 13.4 deg/s
MA
XIM
UM
AIR
SP
EE
D
+450
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 10,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 9
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Max. Sustained Turn = 11.6 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 19.1 deg/s
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 15,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 10
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Max. Sustained Turn = 9.9 deg/s
MA
XIM
UM
AIR
SP
EE
D
+300
Quickest Turn = 17.3 deg/s
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 20,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 11
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 16.0 deg/s
Max. Sustained Turn = 8.5 deg/s
MA
XIM
UM
AIR
SP
EE
D
+300
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 25,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 12
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 14.7 deg/s
Max. Sustained Turn = 7.1 deg/s MA
XIM
UM
AIR
SP
EE
D
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 30,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 13
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Max. Sustained Turn = 5.8 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 13.5 deg/s
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
24.00
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750
Tu
rn R
ate
(d
eg
ree p
er
seco
nd
)
CAS (Kts)
Turn Performance – 35,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 14
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Max. Sustained Turn = 4.6 deg/s
MA
XIM
UM
AIR
SP
EE
D
+150
Quickest Turn = 11 deg/s
Climb Performance
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 15
Climb Rate
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
Climb Angle
A1-NORTHROP F-5E-2-NFM-000-r2
I - 1 - 16
0
100
200
300
400
500
600
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40
Excess S
pecif
ic P
ow
er
(ft/
s)
Mach
Instantaneous Constant Speed Climb Rate
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
45,000
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
80.00
90.00
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40
Cli
mb
An
gle
(d
eg
)
Mach
Constant Speed Climb Angle
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
Climb Rate
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•MIL Power
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
Climb Angle
A1-NORTHROP F-5E-2-NFM-000-r2
I - 1 - 17
0
100
200
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40
Excess S
pecif
ic P
ow
er
(ft/
s)
Mach
Instantaneous Constant Speed Climb Rate
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
45,000
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
80.00
90.00
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40
Cli
mb
An
gle
(d
eg
)
Mach
Constant Speed Climb Angle
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
Acceleration Performances
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 18
0
15
30
45
60
75
90
105
120
135
150
165
180
0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20
Tim
e (
s)
Mach
Acceleration (Max Thrust AB)
30,000 30,000 36,000
0
15
30
45
60
75
90
105
120
135
150
165
180
0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60
Tim
e (
s)
Mach
Acceleration (Max Thrust AB)
0 10,000 20,000
Acceleration Diagram
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : NORTHROP F-5E-2
Engine :J85-GE-21
CONFIGURATIONS :
•DRAG INDEX = 18 (2xAIM-9)
•GW=13,600 lbs
Sea Level
10,000 ft
30,000 ft
36,000 ft
30,000 ft
A1-NORTHROP F-5E-2-NFM-000-r2
I – 1 - 19
20,000 ft
