Index: /trunk/psModules/src/astrom/pmAstrometryObjects.c
===================================================================
--- /trunk/psModules/src/astrom/pmAstrometryObjects.c	(revision 15050)
+++ /trunk/psModules/src/astrom/pmAstrometryObjects.c	(revision 15051)
@@ -8,6 +8,6 @@
 *  @author EAM, IfA
 *
-*  @version $Revision: 1.32 $ $Name: not supported by cvs2svn $
-*  @date $Date: 2007-08-23 23:44:05 $
+*  @version $Revision: 1.33 $ $Name: not supported by cvs2svn $
+*  @date $Date: 2007-09-28 00:37:59 $
 *
 *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -473,11 +473,9 @@
     }
 
-    if (fabs(dX) > maxOffpix) {
-        return false;
-    }
-
-    if (fabs(dY) > maxOffpix) {
-        return false;
-    }
+    if (!isfinite(dX)) return false;
+    if (!isfinite(dY)) return false;
+
+    if (fabs(dX) > maxOffpix) return false;
+    if (fabs(dY) > maxOffpix) return false;
 
     *dx = dX / Scale + Offset;