diff --git a/data/offset.cxx b/data/offset.cxx
deleted file mode 100644
index 6241ad406..000000000
--- a/data/offset.cxx
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-
-int main ( int argc, char **argv )
-{
-  char *fname = argv[1] ;
-  FILE *fd = fopen ( fname, "ra" ) ;
- 
-  if ( fd == NULL )
-  {
-    fprintf ( stderr, "Can't open '%s' for reading.\n", fname ) ;
-    exit ( 1 ) ;
-  }
- 
-  for ( int i = 0 ; !feof(fd) ; i++ )
-  {
-    char s [ 1024 ] ;
- 
-    if ( fgets ( s, 1023, fd ) == NULL )
-      break ;
- 
-    if ( *s == '#' || *s < ' ' )
-      continue ;
- 
-    float x, y ;
-
-    if ( sscanf ( s, "%f,%f", &x, &y ) != 2 )
-    {
-      fprintf ( stderr, "Syntax error in '%s'\n", fname ) ;
-      exit ( 1 ) ;
-    }
- 
-    x -= 66.68 ;
-    y = (-y) + 5.39 ;
-
-    printf ( "%g,%g\n", x, y ) ;
-  }
- 
-  fclose ( fd ) ;                                                               
-}
-