Index: /trunk/psModules/src/concepts/pmConceptsAverage.c
===================================================================
--- /trunk/psModules/src/concepts/pmConceptsAverage.c	(revision 14465)
+++ /trunk/psModules/src/concepts/pmConceptsAverage.c	(revision 14466)
@@ -27,5 +27,4 @@
     bool success = true;                // Result of setting everything
 
-    float exposure   = 0.0;             // Exposure time
     double time      = 0.0;             // Time of observation
     psTimeType timeSys = 0;             // Time system
@@ -41,5 +40,4 @@
 
         num++;
-        exposure   += psMetadataLookupF32(NULL, fpa->concepts, "FPA.EXPOSURE");
 
         psTime *fpaTime = psMetadataLookupPtr(NULL, fpa->concepts, "FPA.TIME");
@@ -63,8 +61,6 @@
     psFree(sourcesIter);
 
-    exposure  /= (float)num;
     time      /= (double)num;
 
-    MD_UPDATE(target->concepts, "FPA.EXPOSURE", F32, exposure);
     MD_UPDATE(target->concepts, "FPA.TIMESYS", S32, timeSys);
     MD_UPDATE(target->concepts, "FPA.FILTER", str, filter);
Index: /trunk/psModules/src/concepts/pmConceptsAverage.h
===================================================================
--- /trunk/psModules/src/concepts/pmConceptsAverage.h	(revision 14465)
+++ /trunk/psModules/src/concepts/pmConceptsAverage.h	(revision 14466)
@@ -4,6 +4,6 @@
  * @author Paul Price, IfA
  *
- * @version $Revision: 1.8 $ $Name: not supported by cvs2svn $
- * @date $Date: 2007-08-11 01:03:30 $
+ * @version $Revision: 1.9 $ $Name: not supported by cvs2svn $
+ * @date $Date: 2007-08-11 01:05:59 $
  * Copyright 2005-2006 Institute for Astronomy, University of Hawaii
  */
@@ -19,8 +19,9 @@
 /// This function averages the values of the following concepts:
 /// FPA.TIME
-/// FPA.EXPOSURE
 /// And ensure the following concepts are consistent:
 /// FPA.FILTER
 /// FPA.TIMESYS
+/// The following concepts could be of interest to the user, but are not treated:
+/// FPA.EXPOSURE
 bool pmConceptsAverageFPAs(pmFPA *target,///< Target FPA
                            psList *sources ///< List of source FPAs