Index: trunk/BNC/src/PPP/pppSatObs.cpp
===================================================================
--- trunk/BNC/src/PPP/pppSatObs.cpp	(revision 5828)
+++ trunk/BNC/src/PPP/pppSatObs.cpp	(revision 5829)
@@ -234,5 +234,5 @@
   // Tropospheric Delay
   // ------------------
-  _model._tropo = t_tropo::delay_saast(station->xyzApr(), station->ellApr()[2]);
+  _model._tropo = t_tropo::delay_saast(station->xyzApr(), _model._eleSat);
 
   // Phase Wind-Up