function earth_flattening in Location 5.3

Same name and namespace in other branches

1. 5 earth.inc \earth_flattening()
2. 6.3 earth.inc \earth_flattening()
3. 7.5 earth.inc \earth_flattening()
4. 7.3 earth.inc \earth_flattening()
5. 7.4 earth.inc \earth_flattening()

2 calls to earth_flattening()

earth_eccentricity_sq in ./earth.inc

earth_radius_semiminor in ./earth.inc

File

./earth.inc, line 35

Trigonometry for calculating geographical distances. All function arguments and return values measure distances in metres and angles in degrees. The ellipsoid model is from the WGS-84 datum. Ka-Ping Yee, 2003-08-11

Code

function earth_flattening() {
  return 1 / 298.257223563;
}