Index: /tags/ipp-20170121/PS-IPP-PStamp/lib/PS/IPP/PStamp/Job.pm
===================================================================
--- /tags/ipp-20170121/PS-IPP-PStamp/lib/PS/IPP/PStamp/Job.pm	(revision 42050)
+++ /tags/ipp-20170121/PS-IPP-PStamp/lib/PS/IPP/PStamp/Job.pm	(revision 42051)
@@ -511,4 +511,9 @@
                 $choose_components = 1;
             }
+	    ## MEH 20210127 add tess_id to avoid reprocessing in other tessellations
+	    ## may want something like component_args since only useful for byexp
+	    ## and added there for warp, diff, stack 
+	    $command .= " -tess_id $tess_id" if $tess_id; 
+	    ##
             $id_opt = $use_imfile_id ? "-warp_skyfile_id" : "-warp_id";
         }