Index: trunk/psastro/src/psastroDefineFiles.c
===================================================================
--- trunk/psastro/src/psastroDefineFiles.c	(revision 15562)
+++ trunk/psastro/src/psastroDefineFiles.c	(revision 15660)
@@ -21,7 +21,14 @@
 
     bool fixChips = psMetadataLookupBool (&status, recipe, "PSASTRO.FIX.CHIPS");
-
     if (fixChips) {
         if (!psastroDefineFile (config, input->fpa, "PSASTRO.REF.ASTROM", "REF.ASTROM", PM_FPA_FILE_ASTROM, PM_DETREND_TYPE_ASTROM)) {
+            psError (PS_ERR_IO, false, "Can't find a reference astrometry file");
+            return NULL;
+        }
+    }
+
+    bool saveAstrom = psMetadataLookupBool (&status, recipe, "SAVE.REF.ASTROM");
+    if (saveAstrom) {
+        if (!pmFPAfileDefineOutputFromFile (config, input, "PSASTRO.OUT.ASTROM")) {
             psError (PS_ERR_IO, false, "Can't find a reference astrometry file");
             return NULL;