Index: trunk/ppSim/src/ppSimMakeStars.c
===================================================================
--- trunk/ppSim/src/ppSimMakeStars.c	(revision 14463)
+++ trunk/ppSim/src/ppSimMakeStars.c	(revision 14531)
@@ -63,9 +63,12 @@
 	    ppSimStar *star = ppSimStarAlloc ();
 
-	    star->x    = (psRandomUniform(rng) - 0.5) * xSize ; // x position
-	    star->y    = (psRandomUniform(rng) - 0.5) * ySize; // y position
+	    // make fpa center of distribution
+	    star->x    = psRandomUniform(rng) * xSize; // x position
+	    star->y    = psRandomUniform(rng) * ySize; // y position
 	    star->peak = expf((logf(i + 1) - logf(norm)) / starsLum); // Peak flux
+	    star->flux = star->peak * sqrt(2.0*M_PI)*seeing;
 	    stars->data[oldSize + i] = star;
 	}
+	stars->n = stars->nalloc;
     }
     return true;