Index: trunk/psModules/src/objects/pmSourceFitModel.c
===================================================================
--- trunk/psModules/src/objects/pmSourceFitModel.c	(revision 21183)
+++ trunk/psModules/src/objects/pmSourceFitModel.c	(revision 21363)
@@ -6,6 +6,6 @@
  *  @author GLG, MHPCC
  *
- *  @version $Revision: 1.29 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2009-01-27 06:39:38 $
+ *  @version $Revision: 1.30 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2009-02-06 02:31:25 $
  *
  *  Copyright 2004 Maui High Performance Computing Center, University of Hawaii
@@ -62,5 +62,5 @@
     PS_ASSERT_PTR_NON_NULL(source->pixels, false);
     PS_ASSERT_PTR_NON_NULL(source->maskObj, false);
-    PS_ASSERT_PTR_NON_NULL(source->weight, false);
+    PS_ASSERT_PTR_NON_NULL(source->variance, false);
 
     psBool fitStatus = true;
@@ -84,6 +84,6 @@
                 continue;
             }
-            // skip zero-weight points
-            if (source->weight->data.F32[i][j] == 0) {
+            // skip zero-variance points
+            if (source->variance->data.F32[i][j] == 0) {
                 continue;
             }
@@ -102,8 +102,8 @@
 
             // psMinimizeLMChi2 takes wt = 1/dY^2.  suggestion from RHL is to use the local sky
-            // as weight to avoid the bias from systematic errors here we would just use the
+            // as variance to avoid the bias from systematic errors here we would just use the
             // source sky variance
             if (PM_SOURCE_FIT_MODEL_PIX_WEIGHTS) {
-                yErr->data.F32[nPix] = 1.0 / source->weight->data.F32[i][j];
+                yErr->data.F32[nPix] = 1.0 / source->variance->data.F32[i][j];
             } else {
                 yErr->data.F32[nPix] = 1.0 / PM_SOURCE_FIT_MODEL_WEIGHT;