Index: trunk/Ohana/src/relastro/src/args.c
===================================================================
--- trunk/Ohana/src/relastro/src/args.c	(revision 40414)
+++ trunk/Ohana/src/relastro/src/args.c	(revision 40415)
@@ -91,4 +91,11 @@
     remove_argument (N, &argc, argv);
     CATCH_UP = TRUE;
+  }
+
+  // only update the fit statistics (systematic floor)
+  IMSTATS_ONLY = FALSE;
+  if ((N = get_argument (argc, argv, "-imstats-only"))) {
+    remove_argument (N, &argc, argv);
+    IMSTATS_ONLY = FALSE;
   }
 
@@ -896,4 +903,11 @@
     remove_argument (N, &argc, argv);
     CHECK_MEASURE_TO_IMAGE = TRUE;
+  }
+
+  // only update the fit statistics (systematic floor)
+  IMSTATS_ONLY = FALSE;
+  if ((N = get_argument (argc, argv, "-imstats-only"))) {
+    remove_argument (N, &argc, argv);
+    IMSTATS_ONLY = FALSE;
   }