Index: trunk/Mars/msimcamera/MSimCamera.cc
===================================================================
--- trunk/Mars/msimcamera/MSimCamera.cc	(revision 18129)
+++ trunk/Mars/msimcamera/MSimCamera.cc	(revision 18333)
@@ -188,4 +188,12 @@
     }
 
+    // Get GapdTimeJitter from parameter list
+    fGapdTimeJitter = (MParameterD*)pList->FindObject("GapdTimeJitter");
+    if (!fGapdTimeJitter)
+    {
+        *fLog << err << "GapdTimeJitter [MParameterD] not found... aborting." << endl;
+        return kFALSE;
+    }
+
     // Create it here to make sure that MGeomApply will set the correct size
     fElectronicNoise = (MPedestalCam*)pList->FindCreateObj("MPedestalCam", "ElectronicNoise");
@@ -423,4 +431,6 @@
     //--------------------------------------------------------------------------
 
+    // Get the ResidualTimeSpread Parameter
+    const Double_t gapdTimeJitter = fGapdTimeJitter->GetVal();
     
     // Simulate pulses
@@ -444,4 +454,10 @@
 
         // FIXME: Time jitter?
+        // Jens Buss on GapdTimeJitter
+        // add also a time offset to arrival times of single photons
+        // TODO: change to ns, use: fRunHeader->GetFreqSampling()
+        Double_t timeJitter = gRandom->Gaus(0.0, gapdTimeJitter);
+        t = t + timeJitter;
+
         // FIXME: Add additional routing here?
         // FIMXE: How stable is the gain?
Index: trunk/Mars/msimcamera/MSimCamera.h
===================================================================
--- trunk/Mars/msimcamera/MSimCamera.h	(revision 18129)
+++ trunk/Mars/msimcamera/MSimCamera.h	(revision 18333)
@@ -37,5 +37,6 @@
     MParameterD       *fCrosstalkCoeffParam;
     MParameterD       *fResidualTimeSpread;    //! Container to store a standard deviation for a residual time spread
-
+    MParameterD       *fGapdTimeJitter;        //! Container to store a standard deviation for a gapd time jitter
+    
     MMatrix *fFixTimeOffsetsBetweenPixelsInNs; //! Container to store the fix temporal offsets for each pixel in ns