Index: /branches/eam_branches/ipp-20120905/Ohana/src/libdvo/include/dvo.h
===================================================================
--- /branches/eam_branches/ipp-20120905/Ohana/src/libdvo/include/dvo.h	(revision 34568)
+++ /branches/eam_branches/ipp-20120905/Ohana/src/libdvo/include/dvo.h	(revision 34569)
@@ -131,4 +131,5 @@
   ID_MEAS_UNDEF_5        = 0x00004000,  // unused 
   ID_MEAS_PHOTOM_UBERCAL = 0x00008000,  // externally-supplied zero point from ubercal analysis
+  ID_MEAS_STACK_PRIMARY  = 0x00010000,  // externally-supplied zero point from ubercal analysis
 } DVOMeasureFlags;
 
Index: /branches/eam_branches/ipp-20120905/Ohana/src/relphot/src/StarOps.c
===================================================================
--- /branches/eam_branches/ipp-20120905/Ohana/src/relphot/src/StarOps.c	(revision 34568)
+++ /branches/eam_branches/ipp-20120905/Ohana/src/relphot/src/StarOps.c	(revision 34569)
@@ -424,4 +424,6 @@
 	if (code->equiv != thisCode) { continue; }
 	Ncode ++;
+
+	catalog[Nc].measure[m].dbFlags &= ~ID_MEAS_STACK_PRIMARY;
 
 	if (catalog[Nc].measureT[m].dbFlags & MEAS_BAD) SKIP_THIS_MEAS(Nbad); 
@@ -692,4 +694,6 @@
 
 	  catalog[Nc].secfilt[Nsecfilt*j+Nsec].stackID   = ID;
+
+	  catalog[Nc].measure[m].dbFlags |= ID_MEAS_STACK_PRIMARY;
 	}