LESSON 36

• LATITUDE of a line is its projection onto the reference meridian or a north-south line.
• LINEAR ERROR CLOSURE is usually a short line of unknown length and direction connecting the initial and final stations of the traverse.
• DEPARTURE of a line is its projection onto the reference parallel or an east-west line.
• CLOSURE IN LATITUDE the difference between the north and south latitudes
• CLOSURE IN DEPARTURE the difference between the east and west departure