Index: /branches/eam_branches/ipp-20211108/ippconfig/gpc1/psphot.config
===================================================================
--- /branches/eam_branches/ipp-20211108/ippconfig/gpc1/psphot.config	(revision 42026)
+++ /branches/eam_branches/ipp-20211108/ippconfig/gpc1/psphot.config	(revision 42027)
@@ -123,2 +123,11 @@
   FULL_FIT_SN_LIM                     F32   200.0
 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
+END
Index: /branches/eam_branches/ipp-20211108/ippconfig/recipes/psphot.config
===================================================================
--- /branches/eam_branches/ipp-20211108/ippconfig/recipes/psphot.config	(revision 42026)
+++ /branches/eam_branches/ipp-20211108/ippconfig/recipes/psphot.config	(revision 42027)
@@ -58,4 +58,5 @@
 				    	  		  # input pixels contribute less than this fraction of the flux
 PEAKS_NMAX_TOTAL                    S32   0               # maximum allowed number of peaks 0 == unlimited
+PEAKS_USE_SIGNAL_IMAGE              BOOL  FALSE           # on first pass, use signal image not signficance image to find peaks
 
 # parameters which adjust the footprint analysis
@@ -111,4 +112,5 @@
 LMM_FIT_CHISQ_CONVERGENCE           BOOL  TRUE            # use the (old) chisq convergence or the new parameter one 
 LMM_FIT_GAIN_FACTOR_MODE            S32   0               # there are 3 options to determine the gain factor (0,1,2)
+LMM_FIT_USE_REWEIGHTING             BOOL  FALSE           # use IRLS-style reweighting (TRUE) or ordinary LMM
 
 PSF_FIT_ITER                        S32   50              # Maximum number of fitting iterations for PSF
@@ -1042,2 +1044,5 @@
 M31_DEEP METADATA 
 END
+
+UNIONS_DR3 METADATA
+END