Calculate the distance between two geographic coordinates using the Haversine formula.

This online calculator measures the distance between two cities using latitude and longitude.

This online calculator determines Russia's region from car plate.

Conversion between wind speed measurement units including Beaufort numbers, km/h, m/s, mph, fps.

This calculator converts various nautical measurement units. It includes conversions for speed and distance units. For speed, it can convert knots to miles per hour, kilometers per hour, feet per second or meters per second. For distance, it can convert nautical miles to miles, kilometers, cables, leagues, meters or feet.

Calculation of a distance on loxodrome (rhumb line) and course angle (azimuth) between two points with a given geographical coordinates.

Calculates the distance between two points of the Earth specified geodesic (geographical) coordinates along the shortest path - the great circle (orthodrome). Calculates the initial and final course angles and azimuth at intermediate points between the two given.

Calculation of price per 1 kilometer by user request

Calculates the prospect distance from height at observer and line of sight distance between two observers.

Calculates true, magnetic and compass direction (course, bearing) by a given direction, magnetic declination and deviation.

This calculator tries to extract car line information from supplied 5,6 and 7 positions of VIN number

Calculates fuel quantity consumed by car with given driving given distance.

This calculator calculates tidal gates using the rule of twelfths, estimating the height of the tide at any time, given only the time and height of high and low water.

The calculator converts english phrase to the flag semaphore signal sequence, which can be used to communicate the phrase visually.

The calculator gives name of compass point by direction angle in degrees.

The Fuel Consumption Calculator takes in the distance traveled, tank capacity, average fuel consumption, and fuel price, and calculates the fuel consumption in liters or gallons, number of fuel tanks required, and cost of fuel.

This online calculator outputs compass point given direction angle in degrees. Different compass roses (4, 8, 16, 32, 128-wind compass roses) are supported.

Given coordinates of two locations in decimal degrees, this calculator displays constant azimuth, distance and compass points for different compass roses.

This online calculator calculates Earth radius at given latitude using WGS 84 reference ellipsoid

This calculator calculates the distance from one point on the Earth to another point, going through the Earth, instead of going across the surface.