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-rw-r--r--libtellurian_azimuthal_radius_radians.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/libtellurian_azimuthal_radius_radians.c b/libtellurian_azimuthal_radius_radians.c
index d58a903..e9433e3 100644
--- a/libtellurian_azimuthal_radius_radians.c
+++ b/libtellurian_azimuthal_radius_radians.c
@@ -6,8 +6,9 @@
double
libtellurian_azimuthal_radius_radians(double latitude, double azimuth)
{
- double m = libtellurian_meridian_radius_radians(latitude);
- double n = libtellurian_transverse_radius_radians(latitude);
+ double lat = geodetic(latitude);
+ double m = libtellurian_meridian_radius_radians(lat);
+ double n = libtellurian_transverse_radius_radians(lat);
double c2 = cos(azimuth) * cos(azimuth);
double s2 = sin(azimuth) * sin(azimuth);
double x = c2 / m;