ZCZC JA11 261320 UTC AUG KALINGRAD NAV WARN 202/26 SOUTHEASTERN BALTIC SHIPS EXERCISES 312100 UTC AUG THRU 302100 UTC SEP AREA TEMPORARILY DANGEROUS TO SHIPPING BR-117 55-54.00N 019-03.00E 55-30.00N 020-15.00E 55-04.00N 020-15.00E 54-57.50N 020-06.00E 54-57.50N 019-55.00E 54-50.00N 019-50.00E 54-50.00N 019-25.00E CANCEL THIS MSG 302200 UTC SEP NNNN