Index: trunk/ippconfig/gpc1/ppImage.config
===================================================================
--- trunk/ippconfig/gpc1/ppImage.config	(revision 15967)
+++ trunk/ippconfig/gpc1/ppImage.config	(revision 15968)
@@ -6,6 +6,7 @@
 BIN2.YBIN               S32     150
 
+OVERSCAN.SINGLE         BOOL    FALSE            # Reduce overscan to a single value?
 OVERSCAN.STAT           STR     MEDIAN
-OVERSCAN.BOXCAR         S32     1
+OVERSCAN.BOXCAR         S32     3
 
 PHOTCODE.RULE           STR     {DETECTOR}.{FILTER.ID}.{CHIP.NAME}
Index: trunk/ippconfig/gpc1/ppMerge.config
===================================================================
--- trunk/ippconfig/gpc1/ppMerge.config	(revision 15967)
+++ trunk/ippconfig/gpc1/ppMerge.config	(revision 15968)
@@ -7,7 +7,7 @@
 
 PPMERGE_FLATMASK METADATA
-  MASK.SUSPECT	 F32	5.0		# Threshold for suspect pixels (sigma)
-  MASK.BAD	 F32	0.75		# Threshold for bad pixels (sigma)
-  MASK.MODE	 STR	FRACTION	# Threshold for bad pixels (sigma)
-  SAMPLE         S32    1000            # Sampling factor for measuring the background
+  MASK.SUSPECT	 F32	3.0		# Threshold for suspect pixels (sigma)
+  MASK.BAD	 F32	3.0		# Threshold for bad pixels (sigma)
+  MASK.MODE	 STR	VALUE 		# Threshold for bad pixels (sigma)
+  SAMPLE         S32    500             # Sampling factor for measuring the background
 END
Index: trunk/ippconfig/gpc1/psastro.config
===================================================================
--- trunk/ippconfig/gpc1/psastro.config	(revision 15967)
+++ trunk/ippconfig/gpc1/psastro.config	(revision 15968)
@@ -8,7 +8,13 @@
 # max grid offset in FP units (microns)
 # use plate-scale to make this in pixels?
-PSASTRO.GRID.OFFSET    F32    2000.
-PSASTRO.GRID.SCALE     F32      10.
+PSASTRO.GRID.OFFSET    F32    5000.
+PSASTRO.GRID.SCALE     F32      50.
 PSASTRO.GRID.NSTAR.MAX S32     600 # max stars accepted for fitting
+
+PSASTRO.MAX.NRAW      S32       200   # max stars accepted for fitting (0 for all)
+PSASTRO.MAX.NREF      S32      5000   # max stars accepted for fitting (0 for all)
+
+# extra field for ref stars:
+PSASTRO.FIELD.PADDING  F32     0.50
 
 # 
@@ -17,6 +23,6 @@
 
 #
-PSASTRO.GRID.MIN.ANGLE F32 -5.0 # start angle (degrees)
-PSASTRO.GRID.MAX.ANGLE F32 +5.0
+PSASTRO.GRID.MIN.ANGLE F32 -2.0 # start angle (degrees)
+PSASTRO.GRID.MAX.ANGLE F32 +2.0
 PSASTRO.GRID.DEL.ANGLE F32  0.5
 
@@ -24,5 +30,5 @@
 PSASTRO.GRID.MIN.SCALE F32  1.00
 PSASTRO.GRID.MAX.SCALE F32  1.00
-PSASTRO.GRID.DEL.SCALE F32  0.025
+PSASTRO.GRID.DEL.SCALE F32  0.01
 
 # single-chip radius match in pixels
@@ -73,6 +79,3 @@
 # if we are fitting against quality digital data, we can require tighter constraints
 
-PSASTRO.MAX.NRAW      S32      1000   # max stars accepted for fitting (0 for all)
-PSASTRO.MAX.NREF      S32      1000   # max stars accepted for fitting (0 for all)
-
 PSASTRO.MODEL.REF.CHIP        STR      XY33
Index: trunk/ippconfig/gpc1/psphot.config
===================================================================
--- trunk/ippconfig/gpc1/psphot.config	(revision 15967)
+++ trunk/ippconfig/gpc1/psphot.config	(revision 15968)
@@ -3,10 +3,10 @@
 SAVE.OUTPUT	BOOL 	TRUE
 SAVE.BACKMDL	BOOL 	TRUE
-SAVE.RESID	BOOL 	TRUE
-SAVE.BACKGND	BOOL 	TRUE
+#SAVE.RESID	BOOL 	TRUE
+#SAVE.BACKGND	BOOL 	TRUE
 #SAVE.BACKSUB	BOOL 	TRUE
 #SAVE.PSF	BOOL 	TRUE
 #LOAD.PSF	BOOL 	FALSE
-SAVE.PLOTS     	BOOL    TRUE
+#SAVE.PLOTS     	BOOL    TRUE
 
 BACKGROUND.XBIN	    S32  128            # size of background superpixels
@@ -17,4 +17,8 @@
 SKY_STAT            STR  FITTED_MEAN_V4  # statistic used to measure background
 SKY_CLIP_SIGMA      F32  2.0             # statistic used to measure background
+
+PEAKS_SMOOTH_SIGMA  F32   2.5            # smoothing kernel sigma in pixels
+PEAKS_NMAX          S32   5000           # on first pass, only keep NMAX peaks (0 == all)
+PEAKS_NSIGMA_LIMIT  F32   50.0            # peak significance threshold
 
 PSF_SN_LIM          F32  100             # minimum S/N for stars used for PSF model
@@ -36,2 +40,9 @@
 
 BREAK_POINT STR ENSEMBLE
+
+DIAGNOSTIC.PLOTS                    METADATA
+  IMAGE.BACKGROUND.CELL.HISTOGRAM   BOOL  FALSE
+  IMAGE.BACKGROUND.CELL.HISTOGRAM.X S32   32
+  IMAGE.BACKGROUND.CELL.HISTOGRAM.Y S32   15
+END
+