diff --git a/airpower/aircraft.py b/airpower/aircraft.py
index 1e1e243f..28f45643 100644
--- a/airpower/aircraft.py
+++ b/airpower/aircraft.py
@@ -36,7 +36,7 @@ def __str__(self):
       self._name, 
       aphexcode.fromxy(self._x, self._y), 
       self._altitude, 
-      apazimuth.toazimuth(self._facing), 
+      apazimuth.fromfacing(self._facing), 
       self._altitudecarry
     )
 
@@ -61,7 +61,7 @@ def _position(self):
     return "%2s %-9s  %-3s  %2d" % (
         apmaps.fromxy(self._x, self._y),
         aphexcode.fromxy(self._x, self._y),
-        apazimuth.toazimuth(self._facing),
+        apazimuth.fromfacing(self._facing),
         self._altitude
       )
 
diff --git a/airpower/azimuth.py b/airpower/azimuth.py
index 2b6f75ea..b2fa5a4a 100644
--- a/airpower/azimuth.py
+++ b/airpower/azimuth.py
@@ -29,7 +29,7 @@ def tofacing(azimuth):
     raise ValueError("use azimuth \"%s\" instead of \"%s\"" % (superseded[azimuth], azimuth))
   return (_northfacing - azimuth) % 360
 
-def toazimuth(facing):
+def fromfacing(facing):
   azimuth = (_northfacing - facing) % 360
   if azimuth % 30 == 0:
     named = ["N", "NNE", "ENE", "E", "ESE", "SSE", "S", "SSW", "WSW", "W", "WNW", "NNW"]