Index: /tags/ipp-20170121/pstamp/scripts/pstamp_job_run.pl
===================================================================
--- /tags/ipp-20170121/pstamp/scripts/pstamp_job_run.pl	(revision 40390)
+++ /tags/ipp-20170121/pstamp/scripts/pstamp_job_run.pl	(revision 40391)
@@ -248,4 +248,7 @@
         $command .= " -stage $stage";
         $command .= " -forheader $calibfile" if $calibfile;
+	## MEH hack for centeroffchip -- needs constraint for coord_mask 0 all in sky values..
+	$command .= " -centeroffchip" if ($options & $PSTAMP_MULTI_OVERLAP_IMAGE);
+
         my ( $success, $error_code, $full_buf, $stdout_buf, $stderr_buf ) =
             run(command => $command, verbose => $verbose);
Index: /tags/ipp-20170121/pstamp/src/ppstampArguments.c
===================================================================
--- /tags/ipp-20170121/pstamp/src/ppstampArguments.c	(revision 40390)
+++ /tags/ipp-20170121/pstamp/src/ppstampArguments.c	(revision 40391)
@@ -31,4 +31,5 @@
     fprintf(stderr, "   [-write_cmf]          : create an output cmf with the sources overlapping the stamp\n");
     fprintf(stderr, "   [-wholefile]          : ignore the region of interest and process the entire input image\n");
+    fprintf(stderr, "   [-centeroffchip]          : allow center to be off chip boundary and include any pixels in ROI (testing) \n");
     // fprintf(stderr, "   [-no_censor_masked]   : do not set masked pixels to NAN\n");
     fprintf(stderr, "\n");
@@ -66,4 +67,9 @@
     *pOptions = options;
 
+    if ((argnum = psArgumentGet(argc, argv, "-centeroffchip"))) {
+        psArgumentRemove(argnum, &argc, argv);
+        options->centeroffchip = true;
+    }
+	
     if ((argnum = psArgumentGet(argc, argv, "-wholefile"))) {
         psArgumentRemove(argnum, &argc, argv);