Index: branches/tap_branches/ippconfig/recipes/ppStats.config
===================================================================
--- branches/tap_branches/ippconfig/recipes/ppStats.config	(revision 25900)
+++ branches/tap_branches/ippconfig/recipes/ppStats.config	(revision 27835)
@@ -1,3 +1,8 @@
 ### Default ppStats recipe
+
+## XXX Additional notes:
+## 1) diff_skycell.pl and stack_skycell.pl currently both use the WARPSTATS recipe below
+## 2) ppSub (at least) supplements the stats file explicitly with several items that are not
+## written to headers (see ppSubReadoutStats.c)
 
 # Options governing statistics
@@ -108,4 +113,6 @@
   STAT		STR	ROBUST_MEDIAN
   STAT          STR     ROBUST_STDEV   # Background statistics estimators
+  SUMMARY       STR     GOOD_PIXEL_NUM  # Number of good pixels
+  SUMMARY       STR     GOOD_PIXEL_FRAC # Fraction of good pixels
 END