Index: trunk/ippconfig/gpc1/psphot.config
===================================================================
--- trunk/ippconfig/gpc1/psphot.config	(revision 40183)
+++ trunk/ippconfig/gpc1/psphot.config	(revision 40184)
@@ -89,4 +89,18 @@
 END
 
+SSTF_WS_DIFF METADATA
+  PSPHOT.EXT.NSIGMA.LIMIT           F32  0.0
+  PSPHOT.EXT.DIFF.ALTERNATE         BOOL TRUE
+  PSPHOT.EXT.DIFF.ALTERNATE.THRESH  F32  1.25
+
+  PSPHOT.EXT.FIT.ALL.SOURCES        BOOL TRUE
+  PSPHOT.EXT.FIT.ALL.THRESH         F32  1000
+# Lower threshold as requested by MOPS
+  EXTENDED_SOURCE_MODELS METADATA
+    TYPE      EXTENDED_SOURCE_MODEL  MODEL            SNLIM   PSF_CONVOLVED
+    TRAIL_RAW EXTENDED_SOURCE_MODEL  PS_MODEL_TRAIL   4.75    FALSE
+  END
+END
+
 # Recipe overrides for PR reduction
 PR	METADATA
Index: trunk/ippconfig/recipes/psphot.config
===================================================================
--- trunk/ippconfig/recipes/psphot.config	(revision 40183)
+++ trunk/ippconfig/recipes/psphot.config	(revision 40184)
@@ -771,4 +771,25 @@
 END
 
+SSTF_WS_DIFF METADATA
+  PEAKS_NSIGMA_LIMIT_2              F32  3.5           # peak significance threshold -- MOPS would like to see 4.0->3.5 since ppMops fixed
+  DIFF_STATS                        BOOL TRUE          # Calculate diff-specific stats
+  OUTPUT.FORMAT                     STR  PS1_DV5       # Format of output file
+
+  PSF_FIT_MODEL_SUM_FRAC_CUT        F32  0.5
+  PSF_FIT_MASKED_SUM_FRAC_CUT       F32  0.1
+
+  # Extended source fit parameters
+  # these models are used for high-quality shape analysis after all sources have been removed
+  EXTENDED_SOURCE_FITS                BOOL  TRUE  # perform the detailed extended sourc fits?
+  EXT_MODEL                           STR   PS_MODEL_TRAIL
+
+  # extended source models applied to sources
+  EXTENDED_SOURCE_MODELS METADATA
+    TYPE      EXTENDED_SOURCE_MODEL  MODEL            SNLIM   PSF_CONVOLVED
+    TRAIL_RAW EXTENDED_SOURCE_MODEL  PS_MODEL_TRAIL    10.0   FALSE
+  END
+END
+
+
 # Recipe overrides for PR reduction
 PR	METADATA
Index: trunk/ippconfig/recipes/reductionClasses.mdc
===================================================================
--- trunk/ippconfig/recipes/reductionClasses.mdc	(revision 40183)
+++ trunk/ippconfig/recipes/reductionClasses.mdc	(revision 40184)
@@ -444,5 +444,5 @@
 	STACK_PSPHOT	  STR	  STACK
 	DIFF_PPSUB	  STR	  WARPSTACK
-	DIFF_PSPHOT	  STR	  SSTF_DIFF
+	DIFF_PSPHOT	  STR	  SSTF_WS_DIFF
 	JPEG_BIN1	  STR	  PPIMAGE_J1
 	JPEG_BIN2	  STR	  PPIMAGE_J2