Index: trunk/Ohana/src/opihi/cmd.astro/cdhistogram.c
===================================================================
--- trunk/Ohana/src/opihi/cmd.astro/cdhistogram.c	(revision 41158)
+++ trunk/Ohana/src/opihi/cmd.astro/cdhistogram.c	(revision 41340)
@@ -13,11 +13,4 @@
   int kapa;
   Graphdata graphmode;
-
-  int binning = 1;
-  if ((N = get_argument (argc, argv, "-binning"))) {
-    remove_argument (N, &argc, argv);
-    binning = atoi(argv[N]);
-    remove_argument (N, &argc, argv);
-  }
 
   range = NULL;
@@ -86,9 +79,6 @@
   Ymax = graphmode.ymax;
   Ymin = graphmode.ymin;
-
-  // (dX, dY) are the pixel scale of the output image (output pixels / input pixels)
-
-  dX = binning * (Xmax - Xmin) / (Xpix - 1);
-  dY = binning * (Ymax - Ymin) / (Ypix - 1);
+  dX = (Xmax - Xmin) / (Xpix - 1);
+  dY = (Ymax - Ymin) / (Ypix - 1);
 
   CHECKVAL(Xmin);
@@ -100,6 +90,6 @@
   CHECKVAL(dY);
 
-  int Nx = abs((Xmax - Xmin) / dX) + 1;
-  int Ny = abs((Ymax - Ymin) / dY) + 1;
+  int Nx = (Xmax - Xmin) / dX + 1;
+  int Ny = (Ymax - Ymin) / dY + 1;
   
   Coords newcoords = graphmode.coords;