Index: trunk/ippconfig/gpc1/ppStack.config
===================================================================
--- trunk/ippconfig/gpc1/ppStack.config	(revision 36710)
+++ trunk/ippconfig/gpc1/ppStack.config	(revision 36717)
@@ -173,6 +173,7 @@
     COMBINE.DISCARD F32     0.2             # Discard fraction for Olympic weighted mean
     IMAGE.REJ       F32     0.1             # Rejected pixel fraction threshold for rejecting entire image
-    NMINPIX         S32     10              # Minimum input per pixel -- testing 
+    NMINPIX         S32     30              # Minimum input per pixel 
     MASK.VAL        STR     SUSPECT,MASK.VALUE,CONV.BAD,GHOST # Mask value of input bad pixels
+    MASK.BLANKBORDER S32    20              # Mask blank border in final stack output
 END
 
Index: trunk/ippconfig/recipes/ppStack.config
===================================================================
--- trunk/ippconfig/recipes/ppStack.config	(revision 36710)
+++ trunk/ippconfig/recipes/ppStack.config	(revision 36717)
@@ -13,4 +13,5 @@
 MASK.BAD	STR	BLANK		# Mask value to give bad pixels
 MASK.POOR	STR	CONV.POOR	# Mask value to give poor pixels
+MASK.BLANKBORDER S32    0               # Mask blank border in final stack output (may want to set KERNEL.SIZE)
 
 # we are in some danger of inconsistency in the definition of a 'bad' vs a 'suspect' pixel
@@ -32,5 +33,5 @@
 TARGET.FRAC	F32	0.1		# Minimum flux fraction for target PSF
 TARGET.MINMAG	F32	3.0		# Minimum magnitude difference to tolerate in stamp
-NMINPIX		S32	1 		# Minimum input per pixel -- testing 
+NMINPIX		S32	1 		# Minimum input per pixel 
 
 BACKGROUND.MODEL    BOOL   FALSE        # Construct a stacked version of the warp stage background