performance analysis - checksix-fr.com
TRANSCRIPT
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
MIG-21bis iz.75A / L-17
Mikoyan-Gourevitch Corporation
(Tumanskiy R-25-300)
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
I – 1 - 1
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-Mikoyan-Gourevitch MIG-21bis iz.75A -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 EnveloppeFull AB
AA1 AA2 AG1 AA4 VNE
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
AA1AA2
Level Flight Envelope
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•MILL Power
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
2 x R-60
GW = 16,318 lbs
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 3
2 x R-60
490l CL Tank
GW = 16,847 lbs
1300 Km/h
700 Kts (IAS)
2 x R-60
GW = 16,318 lbs
2 x R-60
490l CL Tank
GW = 17,731lbs
1300 Km/h
700 Kts (IAS)
Special A/B
Normal A/B
Maximal operational
mach number (2.02)
Maximal operational
mach number with
Ext. tank (1.6)
Turn Performance
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•50% internal fuel
•GW= 16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 4
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
Turn Rate – Summary
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 5
Max Turn reached without AoA limit
(Stall speed)
Ng < 8 for mach < 0.8
Ng < 6 for mach > 0.8
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
1.00
3.00
5.00
7.00
9.00
0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 2.20
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
Load Factor – Summary
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 6
Max Turn reached without AoA limit
(Stall speed)
Ng < 8 for mach < 0.8
Ng < 6 for mach > 0.8
0.00
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
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)
Max. Sustained Turn = 14.29 deg/s
+1500
-150
-450
+300
9G8G7G6G5G4G3G2G
Turn Performance – Sea Level
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB
Quickest Turn = 22.2 deg/s
MA
XIM
UM
AIR
SP
EE
D
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
-300
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 7
+450
Quickest Turn = 18.4 deg/s
Maximum
allowed
AoA (28)
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)
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Turn Performance – 5,000 ft
Quickest Turn = 20.4 deg/s
Max. Sustained Turn = 12.1 deg/s
MA
XIM
UM
AIR
SP
EE
D
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 8
+450
Quickest Turn = 17.2 deg/s
Maximum
allowed
AoA (28)
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
•Special AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 9
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 15.14 deg/s
Max. Sustained Turn = 10.61 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 18.42 deg/s
Maximum
allowed
AoA (28)
+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 – Sea Level
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 10
Max. Sustained Turn = 12.38 deg/s
+150
0
-150
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 22.2 deg/s
MA
XIM
UM
AIR
SP
EE
D
-300
Quickest Turn = 18.4 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 11
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 20.24 deg/s
Max. Sustained Turn = 11.13 deg/s
MA
XIM
UM
AIR
SP
EE
D
+450
Quickest Turn = 17.2 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 12
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 15.14 deg/s
Max. Sustained Turn = 10.61 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 18.42 deg/s
Maximum
allowed
AoA (28)
+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 – 15,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 13
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 12.81 deg/s
Max. Sustained Turn = 8.46 deg/s
MA
XIM
UM
AIR
SP
EE
D
+300
Quickest Turn = 16.37 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 14
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 13.59 deg/s
Max. Sustained Turn = 7.28 deg/s
MA
XIM
UM
AIR
SP
EE
D
+300
Quickest Turn = 11.8 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 15
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 12.20 deg/s
Max. Sustained Turn = 6.23 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 11.34 deg/sMaximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 16
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 10.45 deg/s
Max. Sustained Turn = 5.35 deg/s MA
XIM
UM
AIR
SP
EE
D
+300
Maximum
allowed
AoA (28)
Quickest Turn = 11.13 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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 17
0
-150
-300-450
9G8G7G6G5G4G3G2G
Quickest Turn = 8.85 deg/s
Max. Sustained Turn = 4.76 deg/s
MA
XIM
UM
AIR
SP
EE
D+300
+150
Maximum
allowed
AoA (28)
Quickest Turn = 9.59 deg/s
Climb Performance
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 18
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•50% internal fuel
•GW= 16,318 lbs / 7,392 kg
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 19
0
100
200
300
400
500
600
700
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
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•MIL Power
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 20
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-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 21
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•50% internal fuel
•GW= 16,318 lbs / 7,392 kg
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 36,0000
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
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 11 (2xR-60)
•GW=16,318 lbs / 7,392 kg
Sea Level
10,000 ft
30,000 ft
36,000 ft
30,000 ft
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 22
20,000 ft
Turn Performance
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12 (2xR-60 + 2xR-13M)
•50% internal fuel
•GW= 16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 23
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
Turn Rate – Summary
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 24
Max Turn reached without AoA limit
(Stall speed)
Ng < 7 for mach < 0.8
Ng < 6 for mach > 0.8
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
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
Load Factor – Summary
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 25
Max Turn reached without AoA limit
(Stall speed)
Ng < 7 for mach < 0.8
Ng < 6 for mach > 0.8
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
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)
Max. Sustained Turn = 13.7 deg/s
+1500
-150
-450
+300
9G8G7G6G5G4G3G2G
Turn Performance – Sea Level
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB
Quickest Turn = 20.5 deg/s
MA
XIM
UM
AIR
SP
EE
D
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
-300
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 26
+450
Quickest Turn = 16.8 deg/s
Maximum
allowed
AoA (28)
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)
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Turn Performance – 5,000 ft
Quickest Turn = 18.8 deg/s
Max. Sustained Turn = 11.6 deg/s
MA
XIM
UM
AIR
SP
EE
D
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 27
+450
Quickest Turn = 15.8 deg/s
Maximum
allowed
AoA (28)
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
•Special AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 28
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 14.6 deg/s
Max. Sustained Turn = 10.2 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 17.1 deg/s
Maximum
allowed
AoA (28)
+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 – Sea Level
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 29
Max. Sustained Turn = 11.9 deg/s
+150
0
-150
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 20.4 deg/s
MA
XIM
UM
AIR
SP
EE
D
-300
Quickest Turn = 16.8 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 30
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 18.8 deg/s
Max. Sustained Turn = 10.7 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 15.8 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 31
+150
0
-150
-300
-450
+300
9G8G7G6G5G4G3G2G
Quickest Turn = 14.6 deg/s
Max. Sustained Turn = 10.1 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 17.1 deg/s
Maximum
allowed
AoA (28)
+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 – 15,000 ft
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Max AB
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 32
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 12.5 deg/s
Max. Sustained Turn = 8.1 deg/s
MA
XIM
UM
AIR
SP
EE
D
+300
Quickest Turn = 15.5 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 33
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 13.2 deg/s
Max. Sustained Turn = 7.0 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 11.6 deg/s
Maximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 34
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 12.0 deg/s
Max. Sustained Turn = 6.0 deg/s
MA
XIM
UM
AIR
SP
EE
D
Quickest Turn = 11.3 deg/sMaximum
allowed
AoA (28)
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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 35
+150
0
-150
-300
-450
9G8G7G6G5G4G3G2G
Quickest Turn = 10.2 deg/s
Max. Sustained Turn = 5.0 deg/s MA
XIM
UM
AIR
SP
EE
D
Maximum
allowed
AoA (28)
Quickest Turn = 11.0 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 : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 36
0
-150
-300-450
9G8G7G6G5G4G3G2G
Quickest Turn = 8.5 deg/s
Max. Sustained Turn = 4.5 deg/s
MA
XIM
UM
AIR
SP
EE
D+300
+150
Maximum
allowed
AoA (28)
Quickest Turn = 9.3 deg/s
Climb Performance
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 37
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12 (2xR-60 + 2xR-13M)
•50% internal fuel
•GW= 16,967 lbs / 7,986 kg
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 38
0
50
100
150
200
250
300
350
400
450
500
550
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
DATA BASIS : ESTIMATED
CONDITIONS:
•Standard Day
•MIL Power
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I - 1 - 39
0
50
100
150
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-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 40
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12 (2xR-60 + 2xR-13M)
•50% internal fuel
•GW= 16,967 lbs / 7,986 kg
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
CONDITIONS:
•Standard Day
•Special AB up to 10,000ft
•Max AB from 15,000ft
Aircraft : MIG-21bis iz.75A
Engine :Tumanskiy R-25-300
CONFIGURATIONS :
•DRAG INDEX = 12
(2xR-60 + 2xR-13M)
•GW=16,967 lbs / 7,986 kg
Sea Level
10,000 ft
30,000 ft
36,000 ft
30,000 ft
A1-Mikoyan-Gourevitch MIG-21bis iz.75A -NFM-000-r2
I – 1 - 41
20,000 ft