|
Training Planner
Land Nav Training
Smart Card Creator
Tape Test Standards (2010)
CBRN Training
Squad STX Training DVD
APFT Standards
Land Nav Calculator
Army Fitness Calculator
PT Circuit Displays
Mobile Products
All Products
Military Quizzes
Military Videos
APFT Statistics
ArmyStudyGuide.com
Sign In
Create an Account
Forgot Password
Embed on Your Site
Mobile Products
Frequently Asked
Questions
About 550
Military Manuals
Tell A Friend
Resources
Homepage
|
APPENDIX C
UNITS OF MEASURE AND CONVERSION FACTORS
This appendix provides conversion tables for units of measure and conversion factors that are used in military operations.
|
12 inches
36 inches
3 feet
1,760 yards
2,026.8 yards
5,280 feet
6,080.4 feet
63,360 inches
72,963 inches |
=
=
=
=
=
=
=
=
= |
1 foot
1 yard
1 yard
1 mile statute
1 mile nautical
1 mile statute
1 mile nautical
1 mile statute
1 mile nautical |
|
Table C-1. English system of linear measure.
|
1 millimeter
10 millimeters
10 centimeters
10 decimeters
10 meters
10 decameters
10 hectometers
10 kilometers |
=
=
=
=
=
=
=
= |
centimeter
centimeter
decimeter
meter
decameter
hectometer
kilometer
1.0 myriameter |
=
=
=
=
=
=
=
= |
0.0393 inches
0.3937 inches
3.937 inches
39.37 inches
32.81 feet
328.1 feet
0.62 mile
6.21 miles |
|
Table C-2. Metric system of linear measure.
|
1 mil
1 grad
1 degree |
=
=
= |
1/6400 circle
1/400 circle
1/360 circle |
=
=
= |
0.05625°
16.0 mils
about 17.8 mils |
=
=
= |
0.0625 grad
0°54' = 0.9°
about 1.1 grad |
|
Table C-3. Equivalent units of angular measure.
| ONE |
INCHES |
FEET |
YARDS |
STATUTE MILES |
NAUTICLE MILES |
mm |
| Inch |
1 |
0.0833 |
0.0277 |
- |
- |
25.40 |
| Foot |
12 |
1 |
0.333 |
- |
- |
304.8 |
| Yard |
36 |
3 |
1 |
0.00056 |
- |
914.4 |
| Statute Mile |
63,360 |
5,280 |
1,760 |
1 |
0.8684 |
- |
| Nautical Mile |
72,963 |
6,080 |
2,026 |
1.1516 |
1 |
- |
| Millimeter |
0.0394 |
0.0033 |
0.0011 |
- |
- |
1 |
| Centimeter |
0.3937 |
0.0328 |
0.0109 |
- |
- |
10 |
| Decimeter |
3.937 |
0.328 |
0.1093 |
- |
- |
100 |
| Meter |
39.37 |
3.2808 |
1.0936 |
0.0006 |
0.0005 |
1,000 |
| Decameter |
393.7 |
32.81 |
10.94 |
0.0062 |
0.0054 |
10,000 |
| Hectometer |
3,937 |
328.1 |
109.4 |
0.0621 |
0.0539 |
100,000 |
| Kilometer |
39,370 |
3,281 |
1,094 |
0.6214 |
0.5396 |
1,000,000 |
| Myriameter |
393,700 |
32,808 |
10,936 |
6.2137 |
5.3959 |
10,000,000 |
| ONE |
cm |
dm |
M |
dkm |
hm |
km |
mym |
| Inch |
2.540 |
0.2540 |
0.0254 |
0.0025 |
0.0003 |
- |
- |
| Foot |
30.48 |
3.048 |
0.3048 |
0.0305 |
0.0030 |
0.0003 |
- |
| Yard |
91.44 |
9.144 |
0.9144 |
0.0914 |
0.0091 |
0.0009 |
- |
| Statute Mile |
160,930 |
16,093 |
1,609 |
160.9 |
16.09 |
1.6093 |
0.1609 |
| Nautical Mile |
185,325 |
18,532 |
1,853 |
185.3 |
18.53 |
1.8532 |
0.1853 |
| Millimeter |
0.1 |
0.01 |
0.001 |
0.0001 |
- |
- |
- |
| Centimeter |
1 |
0.1 |
0.01 |
0.001 |
0.0001 |
- |
- |
| Decimeter |
10 |
1 |
0.1 |
0.01 |
0.001 |
0.0001 |
- |
| Meter |
100 |
1 |
1 |
0.1 |
0.01 |
0.001 |
0.0001 |
| Decameter |
1,000 |
10 |
10 |
1 |
0.1 |
0.01 |
0.001 |
| Hectometer |
10,000 |
100 |
100 |
10 |
1 |
0.1 |
0.01 |
| Kilometer |
100,000 |
1,000 |
1,000 |
100 |
10 |
1 |
0.1 |
| Myriameter |
1,000,000 |
10,000 |
10,000 |
1000 |
100 |
10 |
1 |
Table C-4. Conversion factors.
Example I
| Problem: | Reduce 76 centimeters to (?) inches.
76 cm x 0.3937 = 29 inches |
| Answer: | There are 29 inches in 76 centimeters. |
Example II
| Problem: | How many feet are there in 2.74 meters? |
|
|
| Answer: | There are approximately 9 feet in 2.74 meters. |
| SCALE |
1 INCH EQUALS |
1 CENTIMETER EQUALS |
| 1:5,000 |
416.67 feet
127.00 meters |
164.00 feet
50.00 meters |
| 1:10,000 |
833.33 feet
254.00 meters |
328.10 feet
100.00 meters |
| 1:12,500 |
1,041.66 feet
317.00 meters |
410.10 feet
125.00 meters |
| 1:20,000 |
1,666.70 feet
508.00 meters |
656.20 feet
200.00 meters |
| 1:25,000 |
2,083.30 feet
635.00 meters |
820.20 feet
250.00 meters |
| 1:50,000 |
4,166.70 feet
1,270.00 meters |
1,640.40 feet
500.00 meters |
| 1:63,360 |
5,280.00 feet
1,609.30 meters |
2,078.70 feet
633.60 meters |
| 1:100,000 |
8,333.30 feet
2,540.00 meters |
3,280.80 feet
1,000.00 meters |
| 1:250,000 |
20,833.00 feet
6,350.00 meters |
8,202.00 feet
2,500.00 meters |
| 1:500,000 |
41,667.00 feet
12,700.00 meters |
16,404.00 feet
5,000.00 meters |
Table C-5. Ground distance at map scale.
Land Navigation Training Software
|
You have 0 items in your shopping cart.
|
