What is the abbreviation for nautical mile?

Unit symbol M is used as the abbreviation for the nautical mile by the International Hydrographic Organization. NM is used by the International Civil Aviation Organization. nmi is used by the Institute of Electrical and Electronics Engineers and the United States Government Publishing Office.

Is Naut short for nautical mile?


Acronym Definition
NAUT MI Nautical Mile

What is square nautical miles?

A nautical mile is 1,852 meters, or 1.852 kilometers. In the English measurement system, a nautical mile is 1.1508 miles, or 6,076 feet. To travel around the Earth at the equator, you would have to travel (360 * 60) 21,600 nautical miles, 24,857 miles or 40,003 kilometers.

What is mile abbreviation?

Abbreviation: mi, mi.

What is a nautical mile vs mile?

A mile on land is equal to 5280 feet (1609.3 metres), while a sea or nautical mile is one-sixtieth of a degree of latitude, and varies from 6046 feet on the Equator, to 6092 feet at a latitude of 60°.

Why nautical miles is used?

Nautical miles are used to measure the distance traveled through the water. A nautical mile is slightly longer than a mile on land, equalling 1.1508 land-measured (or statute) miles. The nautical mile is based on the Earth’s longitude and latitude coordinates, with one nautical mile equaling one minute of latitude.

Why is it called knots?

The term knot dates from the 17th century, when sailors measured the speed of their ship using a device called a “common log.” The common log was a rope with knots at regular intervals, attached to a piece of wood shaped like a slice of pie.

Why do they use knots instead of mph?

In this method, knots were tied at uniform intervals in a length of rope and then one end of the rope, with a pie-slice-shape piece of wood (or “chip”) attached to it, was tossed behind the ship. A knot came to mean one nautical mile per hour. Therefore, a ship traveling at 15 knots could go 15 nautical miles per hour.

How many feet go into a mile?

5,280 Feet
Why Are There 5,280 Feet in a Mile?

Is m an abbreviation for miles?

The mile was usually abbreviated m. in the past but is commonly now written as mi to avoid confusion with the SI symbol for the metre. However, derived units, such as miles per hour or miles per gallon, continue to be abbreviated as mph and mpg, respectively.

Why do pilots use knots?

The short version is that it makes air and nautical navigation easier. The knot is based on the nautical mile. The length of each such -minute is equal to approximately 1 nautical mile. One knot is equal to 1 nautical mile per hour or 1.85 km/h.