Archived. The term land mile, also known . nautical miles x 1.15 = statute miles. Soil supports different types of living organisms on earth. As seen in the graphic below, the LOSC divides the ocean into six different zones: 1. (Prof) Harvey Rutt, Dept of Electronics & Computer Science . How Are Nautical Miles Measured? - ThoughtCo You may not realise, however, that the mile we use at sea is different to the mile used on land. One land mile is equal to approximately 0.87 air miles. The word 'Mile' comes from 'Myle' and 'Mil.' When the distance differentiated from the nautical mile, the international mile is known as 'Land mile' or 'statute . TIP: "How long is a mile" is always on the charts and easy to find, since one degree latitude is always 60 nautical miles, and a minute of latitude is one mile. Why are territorial waters 12 miles? - Customers and Content It is slightly more than a statute (land measured) mile (1 nautical mile = 1.1508 statute miles ). (Its length has varied considerably at different periods and in different localities; the legal mile is now 1,760 yards, or 5,280 feet.) 7 comments. A Nautical mile is 6076 feet compared to a statute mile which is . A nautical mile is a unit of distance used for air and sea travel that is equal to 1,852 meters or 1.151 miles. The ocean resources beyond 200 nautical miles is classified under which zone? Knots is how the speed of aircraft and boats is measured. AWB August 24, 2000, 1:11pm #2. Nautical mile vs. Mile - Softschools.com It is 1852m, or 1 minute of the distance along the Earth's equator. Difference Between Miles and Kilometers | Difference Between In the English measurement system, a nautical mile is 1.1508 miles, or 6,076 feet. Miles and nautical miles are both units used to measure distances and the main difference between the mile and the nautical mile is that the mile is 1.609344 km whereas the nautical mile is 1.852 km.. A Nautical mile is a unit used to measure distances at the sea. 1 Statute mile = 5,280 feet or 1609.34 meter. Nautical miles aren't measured but *calculated*, a sailor would take measurements of stars at night and use those measurements and some math equations to determine where on the surface of the Earth . These zones are measured using nautical miles, a measurement based on the circumference of the Earth. Each of the degrees of longitude is divided into 60 longitude minutes in itself. One Mile has more feet and more inches than a Kilometer. 0. A nautical mile is a unit of length equal to exactly 1,852 meters. They are about 200 nautical miles from the shore of a country, and are broken into different sections in which the country has various rights. The SI base unit for length is the metre. A nautical mile is a minute of arc, or 1/60 of a degree. The low-water line is derived from the coastal State's own charts. But frustratingly, a nautical mile (NM or nmi) isn't actually equal to one mile. They are, actually. Miles is longer as it is equal to 1.61 kilometers. 1/60th of that measure would be 1.15 statute miles. the disposal into the sea of the following garbage shall be made as far as practicable from the nearest land but in any case is prohibited if the distance from the nearest land is less than: (i) 25 nautical miles for dunnage, lining and packing materials which will float; (ii) 12 nautical miles for food wastes and all other garbage including . The land mile is based on the smaller units of the yard and the foot. For many, the first encounter with the measurements being followed at sea raises eyebrows, wondering why they need to be different from miles and kilometres used while talking about land. It is slightly more than a statute (land measured) mile (1 nautical mile = 1.1508 statute miles ). Knots are used to measure speed. "Their scale varies with latitude, and the nautical mile, about 500 feet longer than the land mile, reconciles those differences." And in both today's pilothouse and cockpit, the speed equal to one nautical mile an hour is still called a knot, the term an echo of the days when crewmembers of square-riggers and caravels got creative with a . A nautical mile is far different from the mile we have on land, which is regarded as statute mile. A nautical mile is different from a mile on land, which is based on walking distance. A nautical mile is a non-SI unit of Length or Distance. The familiar land mile is 5,280 feet, is called a statute mile, and it's based on paces. On the other hand, the nautical mile is used for distances on the ocean and doesn't have a tangible equivalent like paces. Unlike measuring distance and speed on land, sailors use nautical miles as well as a knot for measurements during the sail. A nautical mile is 1,852 meters, or 1.852 kilometers. about the exact measurement of a nautical mile, which is based on the Earth's circumference. 1. Hence, it is less consistent. It is approximately one minute of arc measured along any meridian. In the English measurement system, a nautical mile is 1.1508 miles or 6,076 feet. As a rule of thumb, roughly 7 nautical miles equals 8 statute miles. from shore are seldom given in uniform units. Both miles per hour and knots is a speed which is the number of units of distance that is covered for a certain amount of time. The term air mile, also known as a nautical mile, refers to the distance between two locations measured by traveling from one to the other over water or in the air. To reverse the conversion, statute miles times 7, then divide by 8. Mile, Nautical and Statute The statute mile has it origins in Roman times where a measure of a thousand paces, mille passum, was used for large distances. the Earth's circumference as measured at the equator is 21600 Nms (360 degrees x 60 minutes). It is part of the US standard units of measure. For example, 52,800 feet divided by 6,076 feet equals 8.7 air miles. The unit is designed to equal 1/60 degree [2], although actual degrees of latitude vary from about 59.7 to 60.3 nautical miles. Miles. For the Romans, a pace was the distance between the same foot touching the groundthat is the distance covered in two steps. Miles has differing equivalents. 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. There are usually 3 nautical miles in a league. Hence we see that a nautical mile is nearly double than the normal kilometers used on road. For example, if a train is moving at 50 mph on a track, how . To understand the nautical mile, we need to explain a related unit called the geographical mile. A mile is a unit of distance equal to 5,280 feet or exactly 1.609344 kilometers. Remember that a circle has 360 degrees. This is due to how dramatically the California . Knot (unit) Knot is an approximate unit of speed of one nautical mile per hour which is found to be 1.15078 miles per hour. Depending on the level of change as well as the chart production schedule (see Standing Over Notice), the Office of Coast survey may update the digital U.S. maritime limits and boundaries as often as every few months in certain localized areas.Though we provide both dyanmic and static datasets, we recommend using our dynamic data services to ensure the most up-to-date version of the U.S . Close. A mile is a unit of length or distance measurement on land that is equal to 5,280 feet. Although miles themselves existed, speeds weren't usually calculated. Think of a meridian around the Earth as being made up of 360 degrees, and each of those degrees consists of 60 minutes of arc. The logical question is, why not miles per hour? In terms of statute or land miles, a nautical mile represents 1.15 miles. The international nautical mile equals about 1.1508 statute miles. 1 Nautical mile = 1.15078 Statute miles or Land Mile. Why do we buy milk and gasoline by the gallon? Now, a nautical mile is a different animal altogether, and THAT is obviously what you're thinking of. Roughly 200 nautical miles. Why are they two different measurements in the first place? Mathematics. Miles and nautical miles are two units used for measuring length and distances. You can view more details on each measurement unit: nautical miles or miles. A nautical mile is based on the circumference of the earth, and is equal to one minute of latitude. Land measurement There are different Distance unit that we use for calculate the distance, miles, nautical, m, km, ft, yd, mi and there are different area unit that we use for calculate the are these are mi, km m2, ha, ft2, ac all these formula we added in our application that's why this application is unique and perfect for calculation . Historically, it was defined as the meridian arc length corresponding to one minute (1 / 60 of a degree) of latitude.Today the international nautical mile is defined as exactly 1852 metres (6076 ft; 1.151 mi). Each of these minutes of arc is then 1/21,600th of the distance around the earth. 1 knot = 1 nautical mile per hour = 6076 feet per hour. Why is the speed of a ship measured in knots? In the late 1500s, sailors tied knots at uniform intervals in a length of rope, attached one end to a wooden log and threw it behind the ship. Let's take a look at the origins of a few units of measure we use every day. Nautical Miles are different from Land Miles because land miles can be easily measured directly (with a string or a wheel or anything really). Nautical miles are used for charting and navigating. Well, one nautical mile is equal to one minute of arc around the earth, assuming the earth were a perfect sphere. 2182 Nautical Miles,or 2509.3 statute (land) miles. Romans distributed a Mile into 5000 roman feet. You can convert nautical to statute by multiplying nautical miles by 8 and dividing the product by seven. The Knot is a unit of motion equal to one nautical mile per hour.