US Nautical Miles to International Nautical Miles

Metric Conversions.

Nautical Miles to US Nautical Miles (Swap units)

1US nmi = 1nmi

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

US Nautical Miles to International Nautical Miles conversion formula

International Nautical Miles = US Nautical Miles

US Nautical Miles to International Nautical Miles calculation

International Nautical Miles = US Nautical Miles

International Nautical Miles = 1 * 1

International Nautical Miles = 1

What is a US Nautical Mile?

A US nautical mile is a unit of measurement used primarily in navigation and marine activities. It is defined as exactly 1,852 meters or approximately 6,076.12 feet. The term "nautical mile" originated from the need for sailors to measure distances on the Earth's surface while taking into account the curvature of the Earth.

The US nautical mile is based on the international nautical mile, which was established in 1929 by the International Hydrographic Organization (IHO). The IHO defined the nautical mile as one minute of latitude along any meridian. Since the Earth is not a perfect sphere, the length of a nautical mile varies slightly depending on the latitude. However, for practical purposes, the US nautical mile is considered a fixed value.

The US nautical mile is commonly used in marine charts, navigation systems, and aviation. It provides a convenient and standardized way to measure distances at sea, ensuring accurate calculations for ship and aircraft navigation. Additionally, it is used in the calculation of speed over water, known as knots, where one knot is equal to one nautical mile per hour.

What is an international nautical mile?

An international nautical mile is a unit of measurement used in navigation and maritime activities. It is defined as exactly 1,852 meters or 1.15078 miles. The term "nautical" refers to its use in the context of sea travel, distinguishing it from the statute mile used on land.

The international nautical mile is based on the circumference of the Earth and is used primarily for measuring distances at sea. It is widely used by sailors, pilots, and navigators to calculate routes, determine positions, and estimate travel times. Due to its standardized length, it allows for accurate and consistent measurements across different regions and countries.

The international nautical mile is divided into smaller units called nautical miles, which are further divided into minutes and seconds. This subdivision allows for precise measurements and calculations in navigation. The use of nautical miles is particularly important in marine charts, GPS systems, and other navigational tools, as it provides a common reference point for sailors and mariners worldwide.

 

US Nautical Miles to International Nautical Miles table

Starting value
Increment
Accuracy
US Nautical Miles
International Nautical Miles
0US nmi
0.00000nmi
1US nmi
1.00000nmi
2US nmi
2.00000nmi
3US nmi
3.00000nmi
4US nmi
4.00000nmi
5US nmi
5.00000nmi
6US nmi
6.00000nmi
7US nmi
7.00000nmi
8US nmi
8.00000nmi
9US nmi
9.00000nmi
10US nmi
10.00000nmi
11US nmi
11.00000nmi
12US nmi
12.00000nmi
13US nmi
13.00000nmi
14US nmi
14.00000nmi
15US nmi
15.00000nmi
16US nmi
16.00000nmi
17US nmi
17.00000nmi
18US nmi
18.00000nmi
19US nmi
19.00000nmi
20US nmi
20.00000nmi
21US nmi
21.00000nmi
22US nmi
22.00000nmi
23US nmi
23.00000nmi
24US nmi
24.00000nmi
25US nmi
25.00000nmi
26US nmi
26.00000nmi
27US nmi
27.00000nmi
28US nmi
28.00000nmi
29US nmi
29.00000nmi
30US nmi
30.00000nmi
31US nmi
31.00000nmi
32US nmi
32.00000nmi
33US nmi
33.00000nmi
34US nmi
34.00000nmi
35US nmi
35.00000nmi
36US nmi
36.00000nmi
37US nmi
37.00000nmi
38US nmi
38.00000nmi
39US nmi
39.00000nmi
40US nmi
40.00000nmi
41US nmi
41.00000nmi
42US nmi
42.00000nmi
43US nmi
43.00000nmi
44US nmi
44.00000nmi
45US nmi
45.00000nmi
46US nmi
46.00000nmi
47US nmi
47.00000nmi
48US nmi
48.00000nmi
49US nmi
49.00000nmi
50US nmi
50.00000nmi
51US nmi
51.00000nmi
52US nmi
52.00000nmi
53US nmi
53.00000nmi
54US nmi
54.00000nmi
55US nmi
55.00000nmi
56US nmi
56.00000nmi
57US nmi
57.00000nmi
58US nmi
58.00000nmi
59US nmi
59.00000nmi
60US nmi
60.00000nmi
61US nmi
61.00000nmi
62US nmi
62.00000nmi
63US nmi
63.00000nmi
64US nmi
64.00000nmi
65US nmi
65.00000nmi
66US nmi
66.00000nmi
67US nmi
67.00000nmi
68US nmi
68.00000nmi
69US nmi
69.00000nmi
70US nmi
70.00000nmi
71US nmi
71.00000nmi
72US nmi
72.00000nmi
73US nmi
73.00000nmi
74US nmi
74.00000nmi
75US nmi
75.00000nmi
76US nmi
76.00000nmi
77US nmi
77.00000nmi
78US nmi
78.00000nmi
79US nmi
79.00000nmi
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