{
  "title": "NAVTEX Review",
  "generated_at_utc": "2026-04-08T00:12:04.564639+00:00",
  "lookback_hours": 24,
  "focus_region": "Strait of Hormuz",
  "focus_hit_count": 0,
  "message_count": 113,
  "latest_reception": "2026-04-08 02:49:01",
  "source_url": "https://navtex.lv/",
  "stale_issue_filtered_count": 47,
  "max_notice_age_hours": 24,
  "overview": {
    "message_count": 113,
    "counts_by_code": {
      "T": 25,
      "G": 21,
      "E": 14,
      "S": 7,
      "J": 7,
      "W": 6,
      "U": 6,
      "V": 5,
      "O": 5,
      "P": 4,
      "L": 3,
      "K": 3,
      "F": 3,
      "Q": 2,
      "N": 1,
      "M": 1
    },
    "counts_by_area": {
      "T": 25,
      "G": 21,
      "E": 14,
      "S": 7,
      "J": 7,
      "W": 6,
      "U": 6,
      "V": 5,
      "O": 5,
      "P": 4,
      "L": 3,
      "K": 3,
      "F": 3,
      "Q": 2,
      "N": 1,
      "M": 1
    },
    "keyword_counts": {
      "warning": 12,
      "gale": 9,
      "survey": 6,
      "fog": 5,
      "ais": 3,
      "exercise": 2,
      "ice": 1,
      "gnss": 1
    },
    "station_coverage": {
      "resolved_message_count": 51,
      "unresolved_message_count": 62,
      "resolved_station_count": 12,
      "station_rows": [
        {
          "key": "cullercoats",
          "code": "G",
          "station_name": "Cullercoats",
          "country": "United Kingdom",
          "nav_area": "I",
          "latitude": 55.0747,
          "longitude": -1.4632,
          "coverage_label": "North Sea and north-east UK coast",
          "message_count": 12,
          "basis": "station-signature",
          "matched_terms": [
            "BERYL OIL FIELD"
          ]
        },
        {
          "key": "oostende",
          "code": "T",
          "station_name": "Oostende Radio",
          "country": "Belgium",
          "nav_area": "I",
          "latitude": 51.1825,
          "longitude": 2.8078,
          "coverage_label": "Belgian coast and southern North Sea",
          "message_count": 10,
          "basis": "station-signature",
          "matched_terms": [
            "OOSTENDE",
            "OOSTENDERADIO"
          ]
        },
        {
          "key": "pinneberg",
          "code": "S",
          "station_name": "Pinneberg",
          "country": "Germany",
          "nav_area": "I",
          "latitude": 53.675,
          "longitude": 9.8083,
          "coverage_label": "German Bight and German North Sea",
          "message_count": 6,
          "basis": "station-signature",
          "matched_terms": [
            "NAVTEX HAMBURG"
          ]
        },
        {
          "key": "niton",
          "code": "E",
          "station_name": "Niton",
          "country": "United Kingdom",
          "nav_area": "I",
          "latitude": 50.5863,
          "longitude": -1.2545,
          "coverage_label": "English Channel and western approaches",
          "message_count": 5,
          "basis": "station-signature",
          "matched_terms": [
            "LUNDY",
            "PORTLAND"
          ]
        },
        {
          "key": "mondolfo",
          "code": "U",
          "station_name": "Mondolfo",
          "country": "Italy",
          "nav_area": "III",
          "latitude": 43.7418,
          "longitude": 13.1388,
          "coverage_label": "Adriatic Sea and central Italian coast",
          "message_count": 5,
          "basis": "station-signature",
          "matched_terms": [
            "MONDOLFO RADIO"
          ]
        },
        {
          "key": "cross_la_garde",
          "code": "W",
          "station_name": "CROSS La Garde",
          "country": "France",
          "nav_area": "III",
          "latitude": 43.1043,
          "longitude": 5.9915,
          "coverage_label": "Provence, Ligurian Sea and western Mediterranean",
          "message_count": 4,
          "basis": "station-signature",
          "matched_terms": [
            "AVURNAV TOULON"
          ]
        },
        {
          "key": "rogaland",
          "code": "L",
          "station_name": "Rogaland Radio",
          "country": "Norway",
          "nav_area": "I",
          "latitude": 58.6487,
          "longitude": 5.6097,
          "coverage_label": "South-west Norwegian coast",
          "message_count": 2,
          "basis": "regional-context",
          "matched_terms": [
            "NORWEGIAN NAV WARNING"
          ]
        },
        {
          "key": "netherlands_coastguard",
          "code": "P",
          "station_name": "Netherlands Coastguard Radio",
          "country": "Netherlands",
          "nav_area": "I",
          "latitude": 52.9177,
          "longitude": 4.739,
          "coverage_label": "Dutch EEZ and southern North Sea",
          "message_count": 2,
          "basis": "regional-context",
          "matched_terms": [
            "NORTHSEA"
          ]
        },
        {
          "key": "oostende_thames",
          "code": "V",
          "station_name": "Oostende (Thames Approaches relay)",
          "country": "Belgium / United Kingdom",
          "nav_area": "I",
          "latitude": 51.1825,
          "longitude": 2.8078,
          "coverage_label": "Thames approaches and Dover approaches",
          "message_count": 2,
          "basis": "regional-context",
          "matched_terms": [
            "DOVER"
          ]
        },
        {
          "key": "niton_france",
          "code": "K",
          "station_name": "Niton (France relay)",
          "country": "United Kingdom / France",
          "nav_area": "I",
          "latitude": 50.5863,
          "longitude": -1.2545,
          "coverage_label": "Channel Islands and north-east French coast",
          "message_count": 1,
          "basis": "station-signature",
          "matched_terms": [
            "AVURNAV CHERBOURG",
            "CHERBOURG"
          ]
        },
        {
          "key": "orlandet",
          "code": "N",
          "station_name": "Orlandet",
          "country": "Norway",
          "nav_area": "I",
          "latitude": 63.6617,
          "longitude": 9.5467,
          "coverage_label": "Norwegian Sea and central Norwegian coast",
          "message_count": 1,
          "basis": "station-signature",
          "matched_terms": [
            "NORWEGIAN GALE WARNING"
          ]
        },
        {
          "key": "malin_head",
          "code": "Q",
          "station_name": "Malin Head",
          "country": "Ireland",
          "nav_area": "I",
          "latitude": 55.3633,
          "longitude": -7.3398,
          "coverage_label": "North-west approaches to Ireland",
          "message_count": 1,
          "basis": "station-signature",
          "matched_terms": [
            "MALIN HEAD"
          ]
        }
      ],
      "code_rows": [
        {
          "code": "T",
          "message_count": 25,
          "resolved_station_names": [
            "Oostende Radio"
          ],
          "unresolved_message_count": 15
        },
        {
          "code": "G",
          "message_count": 21,
          "resolved_station_names": [
            "Cullercoats"
          ],
          "unresolved_message_count": 9
        },
        {
          "code": "E",
          "message_count": 14,
          "resolved_station_names": [
            "Niton"
          ],
          "unresolved_message_count": 9
        },
        {
          "code": "S",
          "message_count": 7,
          "resolved_station_names": [
            "Pinneberg"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "J",
          "message_count": 7,
          "resolved_station_names": [],
          "unresolved_message_count": 7
        },
        {
          "code": "W",
          "message_count": 6,
          "resolved_station_names": [
            "CROSS La Garde"
          ],
          "unresolved_message_count": 2
        },
        {
          "code": "U",
          "message_count": 6,
          "resolved_station_names": [
            "Mondolfo"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "V",
          "message_count": 5,
          "resolved_station_names": [
            "Oostende (Thames Approaches relay)"
          ],
          "unresolved_message_count": 3
        },
        {
          "code": "O",
          "message_count": 5,
          "resolved_station_names": [],
          "unresolved_message_count": 5
        },
        {
          "code": "P",
          "message_count": 4,
          "resolved_station_names": [
            "Netherlands Coastguard Radio"
          ],
          "unresolved_message_count": 2
        },
        {
          "code": "L",
          "message_count": 3,
          "resolved_station_names": [
            "Rogaland Radio"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "K",
          "message_count": 3,
          "resolved_station_names": [
            "Niton (France relay)"
          ],
          "unresolved_message_count": 2
        },
        {
          "code": "F",
          "message_count": 3,
          "resolved_station_names": [],
          "unresolved_message_count": 3
        },
        {
          "code": "Q",
          "message_count": 2,
          "resolved_station_names": [
            "Malin Head"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "N",
          "message_count": 1,
          "resolved_station_names": [
            "Orlandet"
          ],
          "unresolved_message_count": 0
        },
        {
          "code": "M",
          "message_count": 1,
          "resolved_station_names": [],
          "unresolved_message_count": 1
        }
      ],
      "station_reference_source_label": "ITU List IV coast station table (2025)",
      "station_reference_source_url": "https://www.itu.int/en/ITU-R/terrestrial/mars/Documents/ListIV_User%20Guide%20and%20Reference%20Tables_2025.pdf",
      "global_map_source_label": "WMO NAVTEX stations map",
      "global_map_source_url": "https://wmo.int/navtex-stations"
    }
  },
  "sections": {
    "executive_summary": [
      "The window contains 113 messages; dominant B1 codes were T (25), G (21), E (14); keyword concentration led by warning (12), gale (9), survey (6), fog (5).",
      "[WE95] weather forecast for France - Provence, Ligurian Sea and western Mediterranean. This is a weather bulletin; readable sections mention fog across the covered waters. Decoding is partial rather than complete.",
      "[VA14] navigational warning for Unresolved B1 code V. Readable text says: Transit, fishing, anchoramk and other uozuaw ter activities. Decoding is partial rather than complete.",
      "[EA56] navigational warning for United Kingdom - English Channel and western approaches. Readable text says: Casquets light 49-43.3n 002-22.6w racon inoperative.",
      "No direct mentions were found in this corpus window."
    ],
    "main_developments": [
      "[WE95] weather forecast for France - Provence, Ligurian Sea and western Mediterranean. This is a weather bulletin; readable sections mention fog across the covered waters. Decoding is partial rather than complete.",
      "[VA14] navigational warning for Unresolved B1 code V. Readable text says: Transit, fishing, anchoramk and other uozuaw ter activities. Decoding is partial rather than complete.",
      "[EA56] navigational warning for United Kingdom - English Channel and western approaches. Readable text says: Casquets light 49-43.3n 002-22.6w racon inoperative.",
      "[UA82] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Lighthouse of pescara i.l. 871 (e231.35 in position.",
      "[UA84] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Lighthouse nr 4101 4 . . 6 ! 9. Decoding is partial rather than complete.",
      "[UA79] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Coastal warning 172/26 apr 05. Decoding is partial rather than complete.",
      "[UA80] navigational warning for Italy - Adriatic Sea and central Italian coast. This is a weather bulletin; readable sections mention ice across the covered waters.",
      "[TA99] navigational warning for Belgium - Belgian coast and southern North Sea. Readable text sets local operating restrictions, including anchoring, fishing, or towing limits. Decoding is partial rather than complete."
    ],
    "weather_and_sea_state": [
      "[WE95] weather forecast for France - Provence, Ligurian Sea and western Mediterranean. This is a weather bulletin; readable sections mention fog across the covered waters. Decoding is partial rather than complete.",
      "[EB81] meteorological warning for Unresolved B1 code E. Readable text says: Gale warning tuesday 07 asyf m zroy. Decoding is partial rather than complete.",
      "[QB05] meteorological warning for Unresolved B1 code Q. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.",
      "[NB87] meteorological warning for Norway - Norwegian Sea and central Norwegian coast. Readable text says: 1$$/ , ,/)4::0 : 9kkbhmd p k k,), -)3 8 fm wed 01utc to 11utc, s sev gale 9 fm wed 11utc. Decoding is partial rather than complete.",
      "[OB31] meteorological warning for Unresolved B1 code O. Readable text says: Gale warning tuesday 07 april 2140 utc. Decoding is partial rather than complete."
    ],
    "navigation_and_safety_alerts": [
      "[WE95] weather forecast for France - Provence, Ligurian Sea and western Mediterranean. This is a weather bulletin; readable sections mention fog across the covered waters. Decoding is partial rather than complete.",
      "[VA14] navigational warning for Unresolved B1 code V. Readable text says: Transit, fishing, anchoramk and other uozuaw ter activities. Decoding is partial rather than complete.",
      "[EA56] navigational warning for United Kingdom - English Channel and western approaches. Readable text says: Casquets light 49-43.3n 002-22.6w racon inoperative.",
      "[UA82] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Lighthouse of pescara i.l. 871 (e231.35 in position.",
      "[UA84] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Lighthouse nr 4101 4 . . 6 ! 9. Decoding is partial rather than complete.",
      "[UA79] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Coastal warning 172/26 apr 05. Decoding is partial rather than complete.",
      "[UA80] navigational warning for Italy - Adriatic Sea and central Italian coast. This is a weather bulletin; readable sections mention ice across the covered waters.",
      "[TA99] navigational warning for Belgium - Belgian coast and southern North Sea. Readable text sets local operating restrictions, including anchoring, fishing, or towing limits. Decoding is partial rather than complete."
    ],
    "electronic_interference_and_navigation_integrity": [
      "[KA28] navigational warning for Unresolved B1 code K. Readable text sets local operating restrictions near 50-13.61N 001-21.02E; 50-20.11N 001-04.93E, including anchoring, fishing, or towing limits. Decoding is partial rather than complete.",
      "[JA23] navigational warning for Unresolved B1 code J. Readable text says: Gnss, ais, radar and dgps interference observed in area. Decoding is partial rather than complete.",
      "[GA18] navigational warning for Unresolved B1 code G. Readable text says an AIS transmitter is inoperative near 56-14.3N 002-08.6W; 56-12.3N 002-09.8W.",
      "[unknown] operational notice for Unresolved B1 code G. Readable text reports a fog signal outage. Decoding is partial rather than complete."
    ],
    "special_operations_and_military_activity": [
      "[UA81] navigational warning for Unresolved B1 code U. Readable text says: L g gvld 01-0 - 7 !z y h awpawqawwaw wuawiawo and 30 apr from 08.00lt to 23.00lt, will be carried out a. Decoding is partial rather than complete.",
      "[UA84] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Lighthouse nr 4101 4 . . 6 ! 9. Decoding is partial rather than complete.",
      "[JA23] navigational warning for Unresolved B1 code J. Readable text says: Gnss, ais, radar and dgps interference observed in area. Decoding is partial rather than complete.",
      "[JA28] navigational warning for Unresolved B1 code J. Readable text says: Ships exercises l uh ssj - 1 !4$ 84' 6'' -. Decoding is partial rather than complete."
    ],
    "focus_region": [
      "No direct mentions were found in this corpus window."
    ],
    "confidence_and_gaps": [
      "Decode quality across the window was high=15, medium=43, low=55.",
      "47 older rebroadcast notices were removed because their internal issue times predated the 24-hour operating window.",
      "Published timestamps reflect reception time in the received corpus, not necessarily original notice issue time.",
      "Repeated or rebroadcast notices can persist inside the rolling window; message IDs are retained for traceability.",
      "55 messages were classified as low decode quality and may contain damaged titles or coordinates."
    ]
  }
}