Index: /branches/czw_branch/20160809/ippconfig/hsc/Makefile.am
===================================================================
--- /branches/czw_branch/20160809/ippconfig/hsc/Makefile.am	(revision 39789)
+++ /branches/czw_branch/20160809/ippconfig/hsc/Makefile.am	(revision 39790)
@@ -11,5 +11,6 @@
 	ppMerge.config \
 	psastro.config \
-	ppStats.config
+	ppStats.config \
+	ppStack.config
 
 install_DATA = $(install_files)
Index: /branches/czw_branch/20160809/ippconfig/hsc/format_mef.config
===================================================================
--- /branches/czw_branch/20160809/ippconfig/hsc/format_mef.config	(revision 39789)
+++ /branches/czw_branch/20160809/ippconfig/hsc/format_mef.config	(revision 39790)
@@ -219,4 +219,6 @@
 #       FPA.ENV.DIR     STR     OUT-TMP
         FPA.TELTEMP.TRUSS  STR  DOM-TMP # Mid truss temperatures (C
+	FPA.ZP          STR     ZPT_OBS
+
 
 	CHIP.TEMP	STR	DET-TMP
Index: /branches/czw_branch/20160809/ippconfig/hsc/ppStack.config
===================================================================
--- /branches/czw_branch/20160809/ippconfig/hsc/ppStack.config	(revision 39790)
+++ /branches/czw_branch/20160809/ippconfig/hsc/ppStack.config	(revision 39790)
@@ -0,0 +1,42 @@
+PSF.MODEL       STR     PS_MODEL_QGAUSS # Model for PSF generation
+BACKGROUND.MODEL BOOL   F
+
+ZP.AIRMASS      METADATA                # Airmass terms by filter
+        g.00000       F32     0.0
+        r.00000       F32     0.0
+        i.00000       F32     0.0
+        z.00000       F32     0.0
+        y.00000       F32     0.0
+        w.00000       F32     0.0
+END
+ZP.TARGET       METADATA                # Target zero point by filter
+        g.00000       F32     25.0
+        r.00000       F32     25.0
+        i.00000       F32     25.0
+        z.00000       F32     25.0
+        y.00000       F32     25.0
+        w.00000       F32     25.0
+END
+
+STACK_DEEP    METADATA                  # N>>20 inputs, typically MD fields
+    OUTPUT.NOCOMP           BOOL  TRUE
+    OUTPUT.LOGFLUX          BOOL  FALSE
+#    OUTPUT.REPLICATE        BOOL  TRUE
+    PSF.INPUT.MAX           F32   10.0
+    PSF.INPUT.CLIP.NSIGMA   F32   1.5
+    PSF.INPUT.THRESH        F32   5.0
+    PSF.INPUT.ASYMMETRY     F32   0.2
+END
+
+STACK_THREEPI  METADATA
+    OUTPUT.NOCOMP           BOOL  FALSE
+    OUTPUT.LOGFLUX          BOOL  TRUE
+    PSF.INPUT.MAX           F32   10.0  # input cut more restrictive now 12->10 pix, limit target PSF in convolved stacks 
+    PSF.INPUT.CLIP.NSIGMA   F32   1.5   # additional cut if majority of inputs much smaller than INPUT.MAX
+    PSF.INPUT.THRESH        F32   10.0
+    PSF.INPUT.ASYMMETRY     F32   0.2
+    PSF.TARGET.AS.MAX       BOOL  TRUE
+   MATCH.REJ        F32    4.0
+   SAFE          BOOL   F
+
+END