How far is Xining from Lanzhou?
There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 87.770 miles
- 141.252 kilometers
- 76.270 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 87.568 miles
- 140.927 kilometers
- 76.094 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).