Index: trunk/BNC/src/ephemeris.cpp
===================================================================
--- trunk/BNC/src/ephemeris.cpp	(revision 7009)
+++ trunk/BNC/src/ephemeris.cpp	(revision 7010)
@@ -78,5 +78,8 @@
         dtC -= (0.5 * updateInt[_clkCorr->_updateInt]);
       }
-      xc[3] += _clkCorr->_dClk + _clkCorr->_dotDClk * dtC + _clkCorr->_dotDotDClk * dtC * dtC;
+      xc[3] += (( _clkCorr->_dClk +
+                  _clkCorr->_dotDClk * dtC +
+                  _clkCorr->_dotDotDClk * dtC * dtC
+                ) / t_CST::c);
     }
     else {