Index: trunk/psModules/src/astrom/pmAstrometryWCS.c
===================================================================
--- trunk/psModules/src/astrom/pmAstrometryWCS.c	(revision 32773)
+++ trunk/psModules/src/astrom/pmAstrometryWCS.c	(revision 32808)
@@ -487,4 +487,6 @@
 
     if (fpa->toSky == NULL) {
+	psFree(fpa->toTPA);
+	psFree(fpa->fromTPA);
         fpa->toTPA = psPlaneTransformIdentity (1);
         fpa->fromTPA = psPlaneTransformIdentity (1);
Index: trunk/psModules/src/objects/pmSourceMasks.h
===================================================================
--- trunk/psModules/src/objects/pmSourceMasks.h	(revision 32773)
+++ trunk/psModules/src/objects/pmSourceMasks.h	(revision 32808)
@@ -46,4 +46,5 @@
     PM_SOURCE_MODE2_DIFF_WITH_DOUBLE = 0x00000002, ///< diff source matched to positive detections in both images
     PM_SOURCE_MODE2_MATCHED          = 0x00000004, ///< diff source matched to positive detections in both images
+    PM_SOURCE_MODE2_DIFF_SELF_MATCH  = 0x00000800, ///< positive detection match is probably this source 
 
     PM_SOURCE_MODE2_ON_SPIKE         = 0x00000008, ///< > 25% of (PSF-weighted) pixels land on diffraction spike