Some '3LE' files preface the object name with '0 '. Space-Track has apparently adopted that convention.

Bill-Gray · Bill-Gray · commit d8a13155e7b1 · 2025-08-08T11:07:55.000-04:00
diff --git a/sat_id.cpp b/sat_id.cpp
@@ -1060,6 +1060,8 @@ static int add_tle_to_obs( object_t *objects, const size_t n_objects,
          n_tles_found++;
          if( tle.norad_number == 99999)
             look_up_extended_identifiers( line0, &tle);
+         if( line0[0] == '0' && line0[1] == ' ')
+            memmove( line0, line0 + 2, strlen( line0 + 1));
          if( (search_norad && search_norad != tle.norad_number)
                || (*search_intl && strcmp( search_intl, tle.intl_desig)))
             {

Original file line number	Diff line number	Diff line change
`@@ -1060,6 +1060,8 @@ static int add_tle_to_obs( object_t *objects, const size_t n_objects,`
`1060`	`1060`	`n_tles_found++;`
`1061`	`1061`	`if( tle.norad_number == 99999)`
`1062`	`1062`	`look_up_extended_identifiers( line0, &tle);`
	`1063`	`+ if( line0[0] == '0' && line0[1] == ' ')`
	`1064`	`+ memmove( line0, line0 + 2, strlen( line0 + 1));`
`1063`	`1065`	`if( (search_norad && search_norad != tle.norad_number)`
`1064`	`1066`	`\|\| (*search_intl && strcmp( search_intl, tle.intl_desig)))`
`1065`	`1067`	`{`