DTED1_elevation_data

type DTED1_elevation_data = record

  subframe_sw_x: single;

  subframe_sw_y: single;

  subframe_se_x: single;

  subframe_se_y: single;

  subframe_ne_x: single;

  subframe_ne_y: single;

  subframe_nw_x: single;

  subframe_nw_y: single;

  number_rows: SmallInt;

  number_cols: SmallInt;

  x_interval: single;

  y_interval: single;

  minimum_elevation: SmallInt;

  maximum_elevation: SmallInt;

end;