Columns 3 and 4 contain the Universal Transverse Mercator ( `` UTM '' ) grid coordinates of each boundary point , not otherwise described , in the following projection : Projection : UTM Zone 37 extended eastward Geodetic Datum : Eritrea Ethiopia Boundary Datum 2002 ( EEBD2002 ) Columns 5 and 6 contain the geographical coordinates in degrees of latitude and longitude in terms of the Commission 's geodetic datum , EEBD2002 .