ZCZC JA54 231402 UTC SEP KALINGRAD NAV WARN 227/26 SOUTHEASTERN BALTIC SHIPS EXERCISES IN AREA BR-161 302100 UTC SEP THRU 3*2100 UTC OCT AREA TEMPORARILY DANGEROUS TO SHIPPING 55-09.5N 019-45.3E 55-09.5*, 020-00.0E 55-*2.0N 020-00.0E 55-02.0N 019-39.6E CANCEL THIS MESSAGE 312200 UTC OCT NNNN