Index: /branches/eam_branches/ipp-20230313/ippconfig/gpc1/camera.config
===================================================================
--- /branches/eam_branches/ipp-20230313/ippconfig/gpc1/camera.config	(revision 42525)
+++ /branches/eam_branches/ipp-20230313/ippconfig/gpc1/camera.config	(revision 42526)
@@ -157,5 +157,5 @@
 PHOTCODE.RULE           STR     {DETECTOR}.{FILTER.ID}.{CHIP.NAME}	# Rule for generating photcode
 
-BURNTOOL.STATE.GOOD        S16  15  # Value for burntool_state with the most recent bt version.
+BURNTOOL.STATE.GOOD        S16  14  # Value for burntool_state with the most recent bt version.
 BURNTOOL.STATE.GOOD.UPDATE S16  13  # for upddate processing accept earlier version
 
Index: /branches/eam_branches/ipp-20230313/ippconfig/gpc1/ppStack.config
===================================================================
--- /branches/eam_branches/ipp-20230313/ippconfig/gpc1/ppStack.config	(revision 42525)
+++ /branches/eam_branches/ipp-20230313/ippconfig/gpc1/ppStack.config	(revision 42526)
@@ -4,4 +4,5 @@
 
 ZP.AIRMASS      METADATA                # Airmass terms by filter
+	# standard GPC1 photcodes
         g.00000       F32     0.0
         r.00000       F32     0.0
@@ -10,6 +11,21 @@
         y.00000       F32     0.0
         w.00000       F32     0.0
+	# adding GPC2 photcodes for cross-camera stacks
+        g.00002       F32     0.0
+        r.00002       F32     0.0
+        i.00002       F32     0.0
+        z.00002       F32     0.0
+        y.00002       F32     0.0
+        w.00002       F32     0.0
+	# adding generic photcodes for contingency
+        g             F32     0.0
+        r             F32     0.0
+        i             F32     0.0
+        z             F32     0.0
+        y             F32     0.0
+        w             F32     0.0
 END
 ZP.TARGET       METADATA	        # Target zero point by filter
+	# standard GPC1 photcodes
         g.00000       F32     25.0
         r.00000       F32     25.0
@@ -18,4 +34,18 @@
         y.00000       F32     25.0
         w.00000       F32     25.0
+	# adding GPC2 photcodes for cross-camera stacks
+        g.00002       F32     25.0
+        r.00002       F32     25.0
+        i.00002       F32     25.0
+        z.00002       F32     25.0
+        y.00002       F32     25.0
+        w.00002       F32     25.0
+	# adding generic photcodes for contingency
+        g             F32     25.0
+        r             F32     25.0
+        i             F32     25.0
+        z             F32     25.0
+        y             F32     25.0
+        w             F32     25.0
 END
 
Index: /branches/eam_branches/ipp-20230313/ippconfig/gpc2/ppStack.config
===================================================================
--- /branches/eam_branches/ipp-20230313/ippconfig/gpc2/ppStack.config	(revision 42525)
+++ /branches/eam_branches/ipp-20230313/ippconfig/gpc2/ppStack.config	(revision 42526)
@@ -3,4 +3,5 @@
 
 ZP.AIRMASS      METADATA                # Airmass terms by filter
+	# standard GPC2 photcodes
         g.00002       F32     0.0
         r.00002       F32     0.0
@@ -9,6 +10,21 @@
         y.00002       F32     0.0
         w.00002       F32     0.0
+	# adding GPC1 photcodes for cross-camera stacks
+        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
+	# adding generic photcodes for contingency
+        g             F32     0.0
+        r             F32     0.0
+        i             F32     0.0
+        z             F32     0.0
+        y             F32     0.0
+        w             F32     0.0
 END
 ZP.TARGET       METADATA	        # Target zero point by filter
+	# standard GPC2 photcodes
         g.00002       F32     25.0
         r.00002       F32     25.0
@@ -17,4 +33,18 @@
         y.00002       F32     25.0
         w.00002       F32     25.0
+	# adding GPC1 photcodes for cross-camera stacks
+        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
+	# adding generic photcodes for contingency
+        g             F32     25.0
+        r             F32     25.0
+        i             F32     25.0
+        z             F32     25.0
+        y             F32     25.0
+        w             F32     25.0
 END
 
Index: /branches/eam_branches/ipp-20230313/ippconfig/gpc2/psphot.config
===================================================================
--- /branches/eam_branches/ipp-20230313/ippconfig/gpc2/psphot.config	(revision 42525)
+++ /branches/eam_branches/ipp-20230313/ippconfig/gpc2/psphot.config	(revision 42526)
@@ -118,2 +118,24 @@
         CONSTANT_PHOTOMETRIC_WEIGHTS        BOOL  TRUE
 END
+
+UNIONS_DR3 METADATA
+  PEAKS_NSIGMA_LIMIT                  F32   100.0            # peak significance threshold
+  PSF.TREND.NX                        S32   1
+  PSF.TREND.NY                        S32   1
+  PEAKS_USE_SIGNAL_IMAGE	      BOOL  TRUE             # significance peaks have a central divot
+  LMM_FIT_USE_REWEIGHTING             BOOL  TRUE             # use IRLS-style reweighting (TRUE) or ordinary LMM
+  EXT_MODEL                           STR   PS_MODEL_RGAUSS
+
+# EXTENDED_SOURCE_FITS                BOOL  TRUE  # perform any of the aperture-like measurements?
+# EXTENDED_SOURCE_ANNULI              BOOL  TRUE
+# EXTENDED_SOURCE_SN_LIM              F32   5.0
+
+  # radii in pixels. UNIONS_DR3 uses TESS RINGS.V3 with 0.25 arcsec pixels
+  # these correspond to 1, 2, 4, 8, 12, 16 arcsecond radii
+  @RADIAL.ANNULAR.BINS.LOWER          F32      0.00 4.00  8.00 16.00 32.00 48.00 # perl parser fails without a comment ticket #1476 still?
+  @RADIAL.ANNULAR.BINS.UPPER          F32      4.00 8.00 16.00 32.00 48.00 64.00 # perl parser fails without a comment ticket #1476 still?
+  RADIAL.ANNULAR.BINS.MIN             S32      3 # always measure apertures to this entry
+
+  RADIAL_APERTURES		      BOOL  TRUE # measure the radial apertures listed above
+  RADIAL_APERTURES_SN_LIM             F32   0.0  # S/N limit for radial aperture calculation
+END
