Index: trunk/ippconfig/gpc1/ppStack.config
===================================================================
--- trunk/ippconfig/gpc1/ppStack.config	(revision 34091)
+++ trunk/ippconfig/gpc1/ppStack.config	(revision 34113)
@@ -49,5 +49,6 @@
 
 STACK_THREEPI  METADATA
-    PSF.INPUT.MAX   F32     12.0
+    PSF.INPUT.MAX   		F32     7.5	# make input cuts more restrictive from 12->7.5 pixels to limit target PSF in convolved stacks 
+    PSF.INPUT.CLIP.NSIGMA   	F32  	1.5	# include additional cut if majority of inputs much smaller than INPUT.MAX
     OUTPUT.NOCOMP   BOOL    FALSE
     OUTPUT.LOGFLUX  BOOL    TRUE