📍 Distance Calculator
Calculate distance between two points using latitude and longitude coordinates
Range: -90 to 90
Range: -180 to 180
Range: -90 to 90
Range: -180 to 180
Distance Results
Distance (Kilometers)
0 km
Distance (Miles)
0 mi
Distance (Nautical Miles)
0 nm
What is a Distance Calculator?
A distance calculator calculates the distance between two points on Earth using their latitude and longitude coordinates. It uses the Haversine formula to calculate the great-circle distance (shortest distance over the Earth’s surface). This calculator is useful for travel planning, navigation, geography, and understanding distances between locations.
How to Use the Distance Calculator
- Enter Point 1 coordinates: Input the latitude and longitude of the first location
- Enter Point 2 coordinates: Input the latitude and longitude of the second location
- Click “Calculate Distance”: The calculator will instantly show the distance in kilometers, miles, and nautical miles
- Review results: See the distance between the two points in multiple units
Understanding Coordinates
- Latitude: Measures north-south position, ranges from -90° (South Pole) to +90° (North Pole)
- Longitude: Measures east-west position, ranges from -180° to +180°
- Example: New York City is approximately 40.7128°N, 74.0060°W
- Finding Coordinates: You can find coordinates using Google Maps, GPS devices, or online coordinate finders
The Haversine Formula
The calculator uses the Haversine formula, which calculates the great-circle distance between two points on a sphere (Earth). This formula accounts for the Earth’s curvature and provides accurate distance calculations for most practical purposes.
Practical Applications
- Travel Planning: Calculate distances for trip planning and route optimization
- Navigation: Find distances between locations for navigation and mapping
- Geography: Understand spatial relationships and distances between places
- Logistics: Plan shipping routes and calculate delivery distances
- Research: Calculate distances for geographic and demographic studies
Frequently Asked Questions
How accurate is the distance calculation?
The calculator uses the Haversine formula which provides accurate great-circle distances for most purposes. For very short distances (under 1 km), the accuracy is excellent. For longer distances, it’s accurate to within about 0.5%. The formula assumes Earth is a perfect sphere, which is a close approximation for most calculations.
What is the difference between great-circle distance and driving distance?
Great-circle distance is the shortest distance between two points on Earth’s surface (as the crow flies). Driving distance is the actual road distance you would travel, which is typically longer due to roads, terrain, and obstacles. Our calculator shows great-circle distance.
How do I find the coordinates of a location?
You can find coordinates using Google Maps (right-click a location and select coordinates), GPS devices, or online coordinate finders. Most mapping applications display coordinates when you click on a location.
What are nautical miles used for?
Nautical miles are primarily used in aviation and maritime navigation. One nautical mile equals approximately 1.852 kilometers or 1.151 miles. They’re based on the Earth’s circumference and are useful for navigation over water or air.
Can I calculate distance for locations on different continents?
Yes! The Haversine formula works for any two points on Earth, regardless of how far apart they are. It accurately calculates distances between locations on different continents, across oceans, or anywhere on the planet.
Why does the calculator show three different distance units?
Different units are useful for different purposes: kilometers for metric system users, miles for imperial system users, and nautical miles for aviation and maritime navigation. Having all three provides flexibility for various applications.