When ESRI tool "Calculate Grid Convergence Angle (Cartography)" is used to calculate line bearing or azimuth, is the bearing referenced to True North or Grid North?
Existing field that will be populated with the true north calculation value in decimal degrees.
- GEOGRAPHIC —Angle is calculated clockwise with 0 at top. This is the default.
- ARITHMETIC —Angle is calculated counterclockwise with 0 at right.
- GRAPHIC —Angle is calculated counterclockwise with 0 at top.