Online calculator to convert inches to nautical miles (in to nmi) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Length or Distance units.
Conversion Calculator
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Convert inches to nautical miles
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between inches and nautical miles.
What is an inch (in)?
An inch is a unit of Length or Distance in both US Customary Units and the Imperial System. The symbol for inches is in. There are 72,913.3858 inches in a nautical mile.
What is a nautical mile (M, NM, or nmi)?
A nautical mile is a non-SI unit of Length or Distance. A nautical mile is based on the circumference of the Earth and is used by sea and air navigators. It is approximately one minute of arc measured along any meridian. The symbol for nautical mile is M or NM or nmi. There are 0.00001371nautical miles in an inch.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from inches to nautical miles is:
nautical miles = in ÷ 72,913.3858
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from inches to nautical miles (in to nmi).
Inches to Nautical Mile Conversion Example
Task: Convert 75,000 inches to nautical miles (show work) Formula: inches ÷ 72,913.3858 = nautical miles Calculations: 75,000 inches ÷ 72,913.3858 = 1.02861771 nautical miles Result: 75,000 inches is equal to 1.02861771 nautical miles
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from inches to nautical miles.
Inches to Nautical Miles Conversion Chart
| inches (in) | nautical miles (nmi) |
|---|---|
| 1 in | 0.00001371 nmi |
| 2 in | 0.00002743 nmi |
| 3 in | 0.00004114 nmi |
| 4 in | 0.00005486 nmi |
| 5 in | 0.00006857 nmi |
| 6 in | 0.00008229 nmi |
| 7 in | 0.000096 nmi |
| 8 in | 0.00010972 nmi |
| 9 in | 0.00012343 nmi |
| 10 in | 0.00013715 nmi |
| 20 in | 0.0002743 nmi |
| 30 in | 0.00041145 nmi |
| 40 in | 0.0005486 nmi |
| 50 in | 0.00068575 nmi |
| 75 in | 0.00102862 nmi |
| 100 in | 0.00137149 nmi |
| 250 in | 0.00342873 nmi |
| 500 in | 0.00685745 nmi |
| 750 in | 0.01028618 nmi |
| 1,000 in | 0.0137149 nmi |
| 2,500 in | 0.03428726 nmi |
| 5,000 in | 0.06857451 nmi |
| 7,500 in | 0.10286177 nmi |
| 10,000 in | 0.13714903 nmi |
| 25,000 in | 0.34287257 nmi |
| 50,000 in | 0.68574514 nmi |
| 75,000 in | 1.02861771 nmi |
| 100,000 in | 1.37149028 nmi |
| 250,000 in | 3.4287257 nmi |
Related Units
This table provides a summary of the Length or Distance units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| inches | in or " | US Customary Units/Imperial System |
| feet | ft or ' | US Customary Units/Imperial System |
| yards | yd | US Customary Units/Imperial System |
| miles | mi | US Customary Units/Imperial System |
| picometers | pm | Metric System |
| nanometers | nm | Metric System |
| micrometers | μm | Metric System |
| millimeters | mm | Metric System |
| centimeters | cm | Metric System |
| decimeters | dm | Metric System |
| meters | m | Metric System |
| decameters | dam or dkm | Metric System |
| hectometers | hm | Metric System |
| kilometers | km | Metric System |
| megameters | Mm | Metric System |
| gigameters | Gm | Metric System |
| nautical miles | M or NM or nmi | Non-SI (International) |
| angstroms | Å | Non-SI (International) |
| rods | rod | Non-SI (International) |
Note: For Length and Distance conversions, US Customary Units and the Imperial System are equivalent.
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