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Convert 685 Miles to nm
Converting distances can be essential for various applications, from navigation to scientific research. In this post, we will focus on converting 685 miles into nautical miles (nm), a unit commonly used in maritime and aviation contexts.
Miles Definition
A mile is a unit of length that is primarily used in the United States and the United Kingdom. It is equal to 5,280 feet or 1,609.34 meters. Miles are commonly used to measure distances on land, such as the distance between cities or the length of a race.
nm Definition
A nautical mile (nm) is a unit of measurement used in maritime and air navigation. It is based on the circumference of the Earth and is equal to one minute of latitude, or approximately 1,852 meters. Nautical miles are preferred in navigation because they account for the curvature of the Earth more accurately than standard miles.
How to Convert 685 Miles to nm
To convert miles to nautical miles, you can use the conversion factor: 1 mile is approximately equal to 0.868976 nautical miles. To convert 685 miles to nautical miles, you can use the following formula:
685 miles x 0.868976 nm/mile = 595.55 nm
Thus, 685 miles is approximately 595.55 nautical miles.
FAQs
What is the difference between miles and nautical miles?
Miles are used primarily on land and are based on the imperial system, while nautical miles are used in maritime and aviation contexts and are based on the Earth is geometry.
Why are nautical miles used in navigation?
Nautical miles are used because they directly relate to the Earth’s latitude and longitude, making them more suitable for navigation over long distances.
How many nautical miles are in a standard mile?
One standard mile is approximately 0.868976 nautical miles.

mi to nm
1000