{
  "schema_version": 1,
  "title": "UFO Sighting Statistics: Shapes, Locations & Trends",
  "route": "/ufo-sightings/ufo-statistics/",
  "datePublished": "2026-08-21",
  "dateModified": "2026-08-21",
  "lastVerified": "2026-08-21",
  "coverage": {
    "officialHoldingsThrough": "2025-05-30",
    "officialTrendsThrough": "2026-06-15",
    "nuforcMonthlyChecked": "2026-08-21",
    "nuforcLocationsChecked": "2026-08-21",
    "projectBlueBook": "1947–1969",
    "otherworldersArchiveSnapshot": "2026-08-02"
  },
  "creator": {
    "name": "Other Worlders",
    "url": "https://otherworlders.com/"
  },
  "methodology": "Official, academic and published aggregate metrics are transcribed into a reviewed ledger. Otherworlders archive records are classified in an explicit record-level sidecar. Evidence tags overlap; archive findings describe archive composition, not global incidence. NUFORC rows are published month- and state-level aggregates only; no individual reports are redistributed.",
  "sourceHashes": {
    "map_sha256": "de0662f81ef6f043bbef0456cb356008297f98dd4b3bea8cf28d694b60fbbb1a",
    "official_ledger_sha256": "53507ea89d3fe9837a201a22c36d9efc0c90baa3ca3caded79697fbf754e09d7",
    "classification_sidecar_sha256": "4325ea44146569e8c9d9eceddf31076965097c13a451b114c8b297bf14cf85d8"
  },
  "officialMetrics": [
    {
      "metric_id": "aaro_total_holdings_fy2025",
      "impact_order": 1,
      "question": "How many UAP reports were in AARO's holdings?",
      "answer": "As of 30 May 2025, AARO's case holdings contained 1,870 UAP reports.",
      "display_value": "1,870",
      "value": 1870,
      "unit": "reports",
      "numerator": 1870,
      "denominator": null,
      "period": "Case holdings as of 30 May 2025",
      "scope": "AARO cumulative case holdings",
      "source": "AARO FY2025 Consolidated Annual Report on UAP",
      "source_url": "https://www.aaro.mil/Portals/136/PDFs/FY25%20UAP%20Annual%20Report/AARO_FY2025_Consolidated_Annual_Report_on_UAP.pdf",
      "checked_date": "2026-08-19",
      "caveat": "A report is an intake record, not a verified anomalous object or a unique craft. AARO can merge reports that describe one incident."
    },
    {
      "metric_id": "aaro_incoming_reports_fy2025",
      "impact_order": 2,
      "question": "How many UAP reports did AARO receive in its FY2025 reporting period?",
      "answer": "AARO received 319 UAP reports covering 2 June 2024 to 30 May 2025, including 35 reports about earlier events.",
      "display_value": "319",
      "value": 319,
      "unit": "reports",
      "numerator": 319,
      "denominator": null,
      "period": "2 June 2024 to 30 May 2025",
      "scope": "Reports received in the FY2025 reporting period",
      "source": "AARO FY2025 Consolidated Annual Report on UAP",
      "source_url": "https://www.aaro.mil/Portals/136/PDFs/FY25%20UAP%20Annual%20Report/AARO_FY2025_Consolidated_Annual_Report_on_UAP.pdf",
      "checked_date": "2026-08-19",
      "caveat": "The reporting period is not calendar year 2025. Of the 319 reports, 284 concerned events during the period and 35 concerned events from 2010 to 2024."
    },
    {
      "metric_id": "aaro_resolved_incoming_fy2025",
      "impact_order": 3,
      "question": "How many incoming FY2025 reports did AARO resolve?",
      "answer": "AARO resolved 114 of the 319 incoming reports, or 35.7%, as prosaic objects or events.",
      "display_value": "114 of 319",
      "display_unit": "reports",
      "value": 35.7,
      "unit": "percent",
      "numerator": 114,
      "denominator": 319,
      "period": "2 June 2024 to 30 May 2025",
      "scope": "Resolved reports within the FY2025 incoming set",
      "source": "AARO FY2025 Consolidated Annual Report on UAP",
      "source_url": "https://www.aaro.mil/Portals/136/PDFs/FY25%20UAP%20Annual%20Report/AARO_FY2025_Consolidated_Annual_Report_on_UAP.pdf",
      "checked_date": "2026-08-19",
      "caveat": "Resolved means attributed to a prosaic category such as balloons, satellites, birds, aircraft, UAS, a rocket launch or a jet pack."
    },
    {
      "metric_id": "aaro_active_archive_fy2025",
      "impact_order": 4,
      "question": "How many incoming FY2025 reports lacked enough data for assessment?",
      "answer": "AARO transferred 191 of the 319 incoming reports, or 59.9%, to its active archive pending corroborating data.",
      "display_value": "191 of 319",
      "display_unit": "reports",
      "value": 59.9,
      "unit": "percent",
      "numerator": 191,
      "denominator": 319,
      "period": "2 June 2024 to 30 May 2025",
      "scope": "Active-archive reports within the FY2025 incoming set",
      "source": "AARO FY2025 Consolidated Annual Report on UAP",
      "source_url": "https://www.aaro.mil/Portals/136/PDFs/FY25%20UAP%20Annual%20Report/AARO_FY2025_Consolidated_Annual_Report_on_UAP.pdf",
      "checked_date": "2026-08-19",
      "caveat": "Active archive means insufficient data for a comprehensive assessment. It does not mean AARO found an extraordinary origin."
    },
    {
      "metric_id": "aaro_balloon_satellite_closed_cases_2026",
      "impact_order": 5,
      "question": "What explains most of AARO's closed cases?",
      "answer": "Balloon and satellite identifications account for 772 of 907 closed cases on AARO's dashboard, or 85.1%.",
      "display_value": "772 of 907",
      "display_unit": "closed cases",
      "value": 85.1,
      "unit": "percent",
      "numerator": 772,
      "denominator": 907,
      "period": "Dashboard coverage from 1 January 1996 to 15 June 2026",
      "scope": "Closed cases only",
      "source": "AARO UAP Reporting Trends",
      "source_url": "https://www.aaro.mil/UAP-Cases/UAP-Reporting-Trends/",
      "checked_date": "2026-08-19",
      "caveat": "This denominator contains closed cases only. It cannot be applied to all reports in AARO's holdings."
    },
    {
      "metric_id": "aaro_round_lights_morphology_2026",
      "impact_order": 6,
      "question": "Which morphologies appear most often in AARO's published trend data?",
      "answer": "Orb, round or sphere reports plus lights account for 431 of 599 reports with published morphology, or 72.0%.",
      "display_value": "431 of 599",
      "display_unit": "reports",
      "value": 72,
      "unit": "percent",
      "numerator": 431,
      "denominator": 599,
      "period": "Dashboard coverage from 1 January 1996 to 15 June 2026",
      "scope": "Reports with published morphology",
      "source": "AARO UAP Reporting Trends",
      "source_url": "https://www.aaro.mil/UAP-Cases/UAP-Reporting-Trends/",
      "checked_date": "2026-08-19",
      "caveat": "Not all reports contain morphology data. The calculated combined share is 72.0%; AARO's separately rounded category percentages sum to 71.9%."
    },
    {
      "metric_id": "blue_book_unidentified",
      "question": "How many Project Blue Book sightings remained unidentified?",
      "answer": "Project Blue Book recorded 12,618 sightings from 1947 to 1969, of which 701, or 5.6%, remained labelled unidentified.",
      "display_value": "701 of 12,618",
      "value": 5.6,
      "unit": "percent",
      "numerator": 701,
      "denominator": 12618,
      "period": "1947 to 1969",
      "scope": "Project Blue Book programme record",
      "source": "U.S. National Archives Project Blue Book reference page",
      "source_url": "https://www.archives.gov/research/military/air-force/ufos",
      "checked_date": "2026-08-19",
      "caveat": "The historical classification system, collection channels and investigative standards are not directly comparable with AARO's modern workflow."
    },
    {
      "metric_id": "otherworlders_archive_records",
      "question": "How many records are in the Otherworlders source-linked UFO archive?",
      "answer": "The Otherworlders map snapshot contains 184 source-linked records across official sources, documented case files, historical reports and community reports.",
      "display_value": "184",
      "value": 184,
      "unit": "records",
      "numerator": 184,
      "denominator": 184,
      "period": "Archive snapshot updated 2 August 2026",
      "scope": "Composition of the Otherworlders archive",
      "source": "Otherworlders UFO Sightings Map",
      "source_url": "https://otherworlders.com/ufo-sightings/ufo-sightings-map/",
      "checked_date": "2026-08-19",
      "caveat": "This is a curated archive count, not a representative sample of global UFO incidence. Some records are documents or release hubs rather than individual sightings."
    },
    {
      "metric_id": "nuforc_reports_2025",
      "impact_order": 7,
      "question": "How many UFO reports does NUFORC list for 2025?",
      "answer": "NUFORC's live Reports by Month index listed 4,578 reports with sighting dates in calendar year 2025 when checked on 21 August 2026.",
      "display_value": "4,578",
      "value": 4578,
      "unit": "reports",
      "numerator": 4578,
      "denominator": null,
      "period": "Sighting months January to December 2025",
      "scope": "NUFORC reports grouped by sighting year and month",
      "source": "NUFORC Reports by Month",
      "source_url": "https://nuforc.org/ndx/?id=event",
      "checked_date": "2026-08-21",
      "caveat": "This is a live civilian reporting index organised by reported sighting month, not submission date or confirmed-event count. Late reports can revise earlier months."
    },
    {
      "metric_id": "nuforc_reports_2026_to_date",
      "impact_order": 8,
      "question": "How many UFO reports does NUFORC list for 2026 so far?",
      "answer": "NUFORC's live Reports by Month index listed 1,886 reports with sighting dates from January through 21 August 2026.",
      "display_value": "1,886",
      "value": 1886,
      "unit": "reports",
      "numerator": 1886,
      "denominator": null,
      "period": "Sighting months January to 21 August 2026",
      "scope": "NUFORC reports grouped by sighting year and month",
      "source": "NUFORC Reports by Month",
      "source_url": "https://nuforc.org/ndx/?id=event",
      "checked_date": "2026-08-21",
      "caveat": "August 2026 is a partial month. The index is live, groups reports by reported sighting month rather than submission date, and can change as late reports are processed."
    },
    {
      "metric_id": "nuforc_us_location_leader",
      "question": "Which U.S. state has the most reports in NUFORC's location index?",
      "answer": "California led NUFORC's cumulative U.S. location index with 17,262 reports when checked on 21 August 2026.",
      "display_value": "17,262",
      "value": 17262,
      "unit": "reports",
      "numerator": 17262,
      "denominator": null,
      "period": "Cumulative live location index checked 21 August 2026",
      "scope": "NUFORC reports grouped by U.S. state or territory",
      "source": "NUFORC Reports by Location",
      "source_url": "https://nuforc.org/ndx/?id=loc",
      "checked_date": "2026-08-21",
      "caveat": "This is a raw cumulative report count, not a population-adjusted rate, annual total, verified-event count or measure of true UFO incidence."
    },
    {
      "metric_id": "aaro_further_analysis_fy2025",
      "question": "How many FY2025 incoming reports merited further partner analysis?",
      "answer": "Nine of AARO's 319 incoming reports merited further intelligence-community or science-and-technology analysis.",
      "display_value": "9 of 319",
      "value": 2.8,
      "unit": "percent",
      "numerator": 9,
      "denominator": 319,
      "period": "2 June 2024 to 30 May 2025",
      "scope": "FY2025 incoming reports",
      "source": "AARO FY2025 Consolidated Annual Report on UAP",
      "source_url": "https://www.aaro.mil/Portals/136/PDFs/FY25%20UAP%20Annual%20Report/AARO_FY2025_Consolidated_Annual_Report_on_UAP.pdf",
      "checked_date": "2026-08-19",
      "caveat": "Further analysis is a workflow status, not a finding of extraordinary origin."
    },
    {
      "metric_id": "scientific_reports_public_reporting_sample",
      "question": "How large was the published U.S. public-reporting aggregate used in the cited academic study?",
      "answer": "A 2023 Scientific Reports study analysed 122,983 U.S. public reports dated from June 1930 to June 2022.",
      "display_value": "122,983",
      "value": 122983,
      "unit": "reports",
      "numerator": 122983,
      "denominator": 122983,
      "period": "Reports dated June 1930 to June 2022",
      "scope": "Published academic aggregate of U.S. public reports",
      "source": "Scientific Reports environmental analysis",
      "source_url": "https://doi.org/10.1038/s41598-023-49527-x",
      "checked_date": "2026-08-19",
      "caveat": "The dataset measures submitted reports and reporting opportunity, not confirmed anomalous vehicles or true event incidence."
    }
  ],
  "officialCharts": {
    "resolution_outcomes": {
      "title": "AARO Closed-Case Resolution Outcomes",
      "period": "1 January 1996 to 15 June 2026",
      "denominator": 907,
      "source": "AARO UAP Reporting Trends",
      "source_url": "https://www.aaro.mil/UAP-Cases/UAP-Reporting-Trends/",
      "checked_date": "2026-08-19",
      "caveat": "Closed cases only. Percentages cannot be extended to open or active-archive reports.",
      "categories": [
        {
          "key": "balloons",
          "label": "Balloon(s)",
          "count": 460,
          "percent": 50.7
        },
        {
          "key": "satellites",
          "label": "Satellite(s)",
          "count": 312,
          "percent": 34.4
        },
        {
          "key": "uas",
          "label": "UAS",
          "count": 65,
          "percent": 7.2
        },
        {
          "key": "birds",
          "label": "Bird(s)",
          "count": 23,
          "percent": 2.5
        },
        {
          "key": "aircraft",
          "label": "Aircraft",
          "count": 15,
          "percent": 1.7
        },
        {
          "key": "jetpack",
          "label": "Jetpack",
          "count": 14,
          "percent": 1.5
        },
        {
          "key": "missile_rocket",
          "label": "Missile/Rocket",
          "count": 8,
          "percent": 0.9
        },
        {
          "key": "fireworks",
          "label": "Fireworks",
          "count": 4,
          "percent": 0.4
        },
        {
          "key": "natural_atmospherics",
          "label": "Natural Atmospherics",
          "count": 2,
          "percent": 0.2
        },
        {
          "key": "sensor_artifact",
          "label": "Sensor Artifact",
          "count": 2,
          "percent": 0.2
        },
        {
          "key": "laser",
          "label": "Laser",
          "count": 1,
          "percent": 0.1
        },
        {
          "key": "ordnance",
          "label": "Ordnance",
          "count": 1,
          "percent": 0.1
        }
      ]
    },
    "morphology": {
      "title": "Reported UAP Morphology",
      "period": "1 January 1996 to 15 June 2026",
      "denominator": 599,
      "source": "AARO UAP Reporting Trends",
      "source_url": "https://www.aaro.mil/UAP-Cases/UAP-Reporting-Trends/",
      "checked_date": "2026-08-19",
      "caveat": "Not all reports contain morphology data.",
      "categories": [
        {
          "key": "orb_round_sphere",
          "label": "Orb/Round/Sphere",
          "count": 226,
          "percent": 37.7
        },
        {
          "key": "lights",
          "label": "Lights",
          "count": 205,
          "percent": 34.2
        },
        {
          "key": "other",
          "label": "Other",
          "count": 41,
          "percent": 6.8
        },
        {
          "key": "cylinder",
          "label": "Cylinder",
          "count": 36,
          "percent": 6
        },
        {
          "key": "oval",
          "label": "Oval",
          "count": 25,
          "percent": 4.2
        },
        {
          "key": "triangle_delta",
          "label": "Triangle/Delta",
          "count": 24,
          "percent": 4
        },
        {
          "key": "square_oblong_polygon",
          "label": "Square/Oblong/Polygon",
          "count": 20,
          "percent": 3.3
        },
        {
          "key": "disk",
          "label": "Disk",
          "count": 10,
          "percent": 1.7
        },
        {
          "key": "tictac",
          "label": "TicTac",
          "count": 9,
          "percent": 1.5
        },
        {
          "key": "vector_boomerang",
          "label": "Vector/Boomerang",
          "count": 3,
          "percent": 0.5
        }
      ]
    },
    "altitude": {
      "title": "Reported UAP Altitude Bands",
      "period": "1 January 1996 to 15 June 2026",
      "denominator": 1231,
      "source": "AARO UAP Reporting Trends",
      "source_url": "https://www.aaro.mil/UAP-Cases/UAP-Reporting-Trends/",
      "checked_date": "2026-08-19",
      "caveat": "Altitude values are reported bands and may be estimates. AARO's visual uses an Above 60K category and marks the Kármán line as the upper reference.",
      "categories": [
        {
          "key": "20k",
          "label": "20K feet",
          "count": 287,
          "percent": 23.3
        },
        {
          "key": "25k",
          "label": "25K feet",
          "count": 203,
          "percent": 16.5
        },
        {
          "key": "15k",
          "label": "15K feet",
          "count": 140,
          "percent": 11.4
        },
        {
          "key": "below_5k",
          "label": "Below 5K feet",
          "count": 125,
          "percent": 10.2
        },
        {
          "key": "30k",
          "label": "30K feet",
          "count": 94,
          "percent": 7.6
        },
        {
          "key": "10k",
          "label": "10K feet",
          "count": 84,
          "percent": 6.8
        },
        {
          "key": "50k",
          "label": "50K feet",
          "count": 68,
          "percent": 5.5
        },
        {
          "key": "35k",
          "label": "35K feet",
          "count": 64,
          "percent": 5.2
        },
        {
          "key": "40k",
          "label": "40K feet",
          "count": 62,
          "percent": 5
        },
        {
          "key": "60k",
          "label": "60K feet",
          "count": 41,
          "percent": 3.3
        },
        {
          "key": "45k",
          "label": "45K feet",
          "count": 27,
          "percent": 2.2
        },
        {
          "key": "above_60k",
          "label": "Above 60K feet",
          "count": 21,
          "percent": 1.7
        },
        {
          "key": "55k",
          "label": "55K feet",
          "count": 15,
          "percent": 1.2
        }
      ]
    }
  },
  "publishedAggregateCharts": {
    "nuforc_monthly_reports": {
      "title": "NUFORC Reports By Sighting Month",
      "period": "January 2025 to 21 August 2026",
      "source": "NUFORC Reports by Month",
      "source_url": "https://nuforc.org/ndx/?id=event",
      "terms_url": "https://nuforc.org/terms/",
      "checked_date": "2026-08-21",
      "partial_through": "21 August 2026",
      "caveat": "NUFORC's index is live and organised by reported sighting month. August 2026 is partial, and historical months can change when later submissions are processed. Counts describe self-reported records, not verified objects or unique events.",
      "series": {
        "2025": [
          {
            "month": 1,
            "label": "January",
            "count": 587
          },
          {
            "month": 2,
            "label": "February",
            "count": 338
          },
          {
            "month": 3,
            "label": "March",
            "count": 370
          },
          {
            "month": 4,
            "label": "April",
            "count": 371
          },
          {
            "month": 5,
            "label": "May",
            "count": 397
          },
          {
            "month": 6,
            "label": "June",
            "count": 301
          },
          {
            "month": 7,
            "label": "July",
            "count": 397
          },
          {
            "month": 8,
            "label": "August",
            "count": 368
          },
          {
            "month": 9,
            "label": "September",
            "count": 348
          },
          {
            "month": 10,
            "label": "October",
            "count": 429
          },
          {
            "month": 11,
            "label": "November",
            "count": 401
          },
          {
            "month": 12,
            "label": "December",
            "count": 271
          }
        ],
        "2026": [
          {
            "month": 1,
            "label": "January",
            "count": 296
          },
          {
            "month": 2,
            "label": "February",
            "count": 192
          },
          {
            "month": 3,
            "label": "March",
            "count": 213
          },
          {
            "month": 4,
            "label": "April",
            "count": 227
          },
          {
            "month": 5,
            "label": "May",
            "count": 306
          },
          {
            "month": 6,
            "label": "June",
            "count": 298
          },
          {
            "month": 7,
            "label": "July",
            "count": 238
          },
          {
            "month": 8,
            "label": "August",
            "count": 116,
            "partial": true
          }
        ]
      }
    },
    "nuforc_us_locations": {
      "title": "Top U.S. States In NUFORC's Location Index",
      "period": "Cumulative live index checked 21 August 2026",
      "scope": "NUFORC reports grouped by U.S. state",
      "source": "NUFORC Reports by Location",
      "source_url": "https://nuforc.org/ndx/?id=loc",
      "terms_url": "https://nuforc.org/terms/",
      "checked_date": "2026-08-21",
      "caveat": "Raw cumulative reports, not rates. State population, observation opportunity, reporting awareness, internet access, historical coverage and processing can all affect the ranking. Counts do not represent verified objects or unique events.",
      "categories": [
        {
          "key": "california",
          "label": "California",
          "count": 17262
        },
        {
          "key": "florida",
          "label": "Florida",
          "count": 8938
        },
        {
          "key": "washington",
          "label": "Washington",
          "count": 7666
        },
        {
          "key": "texas",
          "label": "Texas",
          "count": 6759
        },
        {
          "key": "new_york",
          "label": "New York",
          "count": 6381
        },
        {
          "key": "pennsylvania",
          "label": "Pennsylvania",
          "count": 5418
        },
        {
          "key": "arizona",
          "label": "Arizona",
          "count": 5380
        },
        {
          "key": "ohio",
          "label": "Ohio",
          "count": 4756
        },
        {
          "key": "illinois",
          "label": "Illinois",
          "count": 4539
        },
        {
          "key": "michigan",
          "label": "Michigan",
          "count": 3936
        }
      ]
    }
  },
  "archive": {
    "recordCount": 184,
    "sourceMix": {
      "denominator": 184,
      "rows": [
        {
          "key": "documented_case",
          "label": "Documented Case",
          "count": 83,
          "percent": 45.1
        },
        {
          "key": "official",
          "label": "Official",
          "count": 78,
          "percent": 42.4
        },
        {
          "key": "historical_report",
          "label": "Historical Report",
          "count": 17,
          "percent": 9.2
        },
        {
          "key": "community_report",
          "label": "Community Report",
          "count": 6,
          "percent": 3.3
        }
      ]
    },
    "morphology": {
      "denominator": 121,
      "excluded": 63,
      "rows": [
        {
          "key": "lights_or_fireball",
          "label": "Lights Or Fireball",
          "count": 36,
          "percent": 29.8
        },
        {
          "key": "irregular_or_other",
          "label": "Irregular Or Other",
          "count": 26,
          "percent": 21.5
        },
        {
          "key": "round_or_oval",
          "label": "Round Or Oval",
          "count": 23,
          "percent": 19
        },
        {
          "key": "disc_or_ring",
          "label": "Disc Or Ring",
          "count": 15,
          "percent": 12.4
        },
        {
          "key": "cigar_or_cylinder",
          "label": "Cigar Or Cylinder",
          "count": 9,
          "percent": 7.4
        },
        {
          "key": "entity_or_occupant",
          "label": "Entity Or Occupant",
          "count": 7,
          "percent": 5.8
        },
        {
          "key": "triangle_or_boomerang",
          "label": "Triangle Or Boomerang",
          "count": 5,
          "percent": 4.1
        }
      ]
    },
    "evidence": {
      "denominator": 184,
      "overlappingCategories": true,
      "rows": [
        {
          "key": "testimony_or_report",
          "label": "Testimony Or Report",
          "count": 134,
          "percent": 72.8
        },
        {
          "key": "official_document",
          "label": "Official Document",
          "count": 129,
          "percent": 70.1
        },
        {
          "key": "photo_or_video",
          "label": "Photo Or Video",
          "count": 91,
          "percent": 49.5
        },
        {
          "key": "official_assessment",
          "label": "Official Assessment",
          "count": 63,
          "percent": 34.2
        },
        {
          "key": "radar_or_sensor",
          "label": "Radar Or Sensor",
          "count": 53,
          "percent": 28.8
        },
        {
          "key": "multiple_witness",
          "label": "Multiple Witness",
          "count": 46,
          "percent": 25
        },
        {
          "key": "pilot_or_crew",
          "label": "Pilot Or Crew",
          "count": 32,
          "percent": 17.4
        },
        {
          "key": "historical_text",
          "label": "Historical Text",
          "count": 27,
          "percent": 14.7
        },
        {
          "key": "physical_trace_or_effect",
          "label": "Physical Trace Or Effect",
          "count": 26,
          "percent": 14.1
        }
      ]
    },
    "timeline": {
      "denominator": 178,
      "excluded": 6,
      "rows": [
        {
          "key": "contemporary",
          "label": "Contemporary",
          "count": 83,
          "percent": 46.6
        },
        {
          "key": "blue_book_era",
          "label": "Blue Book Era",
          "count": 42,
          "percent": 23.6
        },
        {
          "key": "late_twentieth_century",
          "label": "Late Twentieth Century",
          "count": 32,
          "percent": 18
        },
        {
          "key": "early_twentieth_century",
          "label": "Early Twentieth Century",
          "count": 7,
          "percent": 3.9
        },
        {
          "key": "early_modern",
          "label": "Early Modern",
          "count": 5,
          "percent": 2.8
        },
        {
          "key": "ancient",
          "label": "Ancient",
          "count": 4,
          "percent": 2.2
        },
        {
          "key": "nineteenth_century",
          "label": "Nineteenth Century",
          "count": 4,
          "percent": 2.2
        },
        {
          "key": "medieval",
          "label": "Medieval",
          "count": 1,
          "percent": 0.6
        }
      ]
    },
    "geography": {
      "denominator": 184,
      "rows": [
        {
          "key": "north_america",
          "label": "North America",
          "count": 94,
          "percent": 51.1
        },
        {
          "key": "multi_region",
          "label": "Multi Region",
          "count": 30,
          "percent": 16.3
        },
        {
          "key": "europe",
          "label": "Europe",
          "count": 24,
          "percent": 13
        },
        {
          "key": "west_asia",
          "label": "West Asia",
          "count": 12,
          "percent": 6.5
        },
        {
          "key": "oceania",
          "label": "Oceania",
          "count": 8,
          "percent": 4.3
        },
        {
          "key": "south_america",
          "label": "South America",
          "count": 5,
          "percent": 2.7
        },
        {
          "key": "asia",
          "label": "Asia",
          "count": 4,
          "percent": 2.2
        },
        {
          "key": "africa",
          "label": "Africa",
          "count": 3,
          "percent": 1.6
        },
        {
          "key": "eurasia",
          "label": "Eurasia",
          "count": 2,
          "percent": 1.1
        },
        {
          "key": "space",
          "label": "Space",
          "count": 2,
          "percent": 1.1
        }
      ]
    }
  },
  "sourceLedger": [
    {
      "id": "aaro-fy2025",
      "name": "AARO FY2025 Consolidated Annual Report on UAP",
      "url": "https://www.aaro.mil/Portals/136/PDFs/FY25%20UAP%20Annual%20Report/AARO_FY2025_Consolidated_Annual_Report_on_UAP.pdf",
      "coverage": "Incoming reports from 2 June 2024 to 30 May 2025; holdings as of 30 May 2025."
    },
    {
      "id": "aaro-trends",
      "name": "AARO UAP Reporting Trends",
      "url": "https://www.aaro.mil/UAP-Cases/UAP-Reporting-Trends/",
      "coverage": "Closed-case outcomes, morphology and altitude tables through 15 June 2026."
    },
    {
      "id": "nasa-uap",
      "name": "NASA UAP Independent Study",
      "url": "https://science.nasa.gov/uap/",
      "coverage": "Scientific framework for calibration, metadata, collection and analysis."
    },
    {
      "id": "nara-blue-book",
      "name": "National Archives Project Blue Book Reference Page",
      "url": "https://www.archives.gov/research/military/air-force/ufos",
      "coverage": "12,618 programme-era sightings and 701 labelled unidentified."
    },
    {
      "id": "scientific-reports",
      "name": "Scientific Reports Environmental Analysis",
      "url": "https://doi.org/10.1038/s41598-023-49527-x",
      "coverage": "Peer-reviewed analysis of a 122,983-report U.S. public-reporting aggregate."
    },
    {
      "id": "nuforc-monthly",
      "name": "NUFORC Reports by Month",
      "url": "https://nuforc.org/ndx/?id=event",
      "coverage": "Published monthly aggregate: 4,578 reports dated in 2025 and 1,886 dated from January through 21 August 2026 when checked on 21 August 2026."
    },
    {
      "id": "nuforc-locations",
      "name": "NUFORC Reports by Location",
      "url": "https://nuforc.org/ndx/?id=loc",
      "coverage": "Published cumulative location aggregate; top U.S. state counts checked on 21 August 2026."
    },
    {
      "id": "nuforc-terms",
      "name": "NUFORC Terms And Conditions",
      "url": "https://nuforc.org/terms/",
      "coverage": "Reuse and harvesting restrictions observed by this project."
    },
    {
      "id": "otherworlders-map",
      "name": "Otherworlders UFO Sightings Map",
      "url": "https://otherworlders.com/ufo-sightings/ufo-sightings-map/",
      "coverage": "184-record source-linked archive snapshot updated 2 August 2026."
    }
  ],
  "changelog": [
    {
      "date": "2026-08-21",
      "note": "Approved B48 as reviewer, set the launch date and revised title metadata, rechecked the live NUFORC monthly total, and added a top-10 U.S. state location chart from NUFORC's published aggregate index. Raw state counts are labelled as cumulative reports rather than population-adjusted incidence."
    },
    {
      "date": "2026-08-20",
      "note": "Added NUFORC's published monthly aggregates: 4,578 reports by 2025 sighting month and 1,886 through 20 August 2026, including a month-by-month comparison and explicit live-index, occurrence-date and partial-month caveats. No individual NUFORC reports were harvested or redistributed."
    },
    {
      "date": "2026-08-19",
      "note": "Initial snapshot prepared from the AARO FY2025 annual report, AARO trend tables through 15 June 2026, National Archives Project Blue Book totals and the 184-record Otherworlders archive. Named human review remains required before publication."
    }
  ]
}
