{
  "code": "BZ",
  "name": "Belize",
  "status": "rendered_from_pinned_sentinel_scenes",
  "computed_at": "2026-10-11T19:10:51.832569+00:00",
  "rgb": {
    "src": "/evidence/2026/BZ-rgb.png",
    "width": 797,
    "height": 1200,
    "sha256": "8cbf1ffb2dce2692773afc157e73ee8f32cb21016fa60a24a2051894afecd801",
    "bytes": 902398,
    "nontransparent_pixels": 338744,
    "transparent_pixels": 617656,
    "partially_transparent_pixels": 5805,
    "render_strategy": "single_thumbnail"
  },
  "ndvi": {
    "src": "/evidence/2026/BZ-ndvi.png",
    "width": 797,
    "height": 1200,
    "sha256": "0288c6cff24b3e2745e60708f0e0bcf542ef01d0a6485781c17e7368f3af3346",
    "bytes": 585659,
    "nontransparent_pixels": 338744,
    "transparent_pixels": 617656,
    "partially_transparent_pixels": 5805,
    "render_strategy": "single_thumbnail"
  },
  "bounds_wgs84": [
    -89.32477003268137,
    15.818763601056897,
    -87.41425181018693,
    18.566335158311855
  ],
  "display_bounds_projected": [
    254617.46760678146,
    1750225.9575510507,
    455641.03675596,
    2052896.325153327
  ],
  "display_crs": "EPSG:32616",
  "display_pixel_size_m": 252.22530633523033,
  "display_affine_transform": [
    252.22530633523033,
    0,
    254617.46760678146,
    0,
    -252.22530633523033,
    2052896.325153327
  ],
  "period": {
    "start_inclusive": "2026-01-01",
    "end_exclusive": "2026-10-01"
  },
  "source_acquisition_date_range": {
    "first": "2026-01-03",
    "last": "2026-09-30",
    "distinct_dates": 98
  },
  "source_image_count": 660,
  "source_ids_url": "/evidence/2026/BZ-source-ids.json",
  "source_ids_sha256": "aa1ee9592f1564c323e4f442eccde5d2269f7e9b1e80f1cd80e4d07b19f121ec",
  "source_ids_file_sha256": "5b0409aee66cc732de8304432d1c019b2ec72a7195a699448aff309deb36c4b2",
  "source_dataset": "COPERNICUS/S2_SR_HARMONIZED",
  "source_catalog_url": "https://developers.google.com/earth-engine/datasets/catalog/COPERNICUS_S2_SR_HARMONIZED",
  "boundary": {
    "dataset": "FAO/GAUL/2015/level0",
    "ADM0_NAME": "Belize",
    "ADM0_CODE": 28,
    "boundary_year": 2015,
    "legal_boundary_validation": false
  },
  "method": {
    "rgb_composite": "Per-band temporal median of scaled cloud-screened surface reflectance; a January\u2013September composite, not one acquisition.",
    "ndvi_composite": "Median of per-scene (B8-B4)/(B8+B4), evaluated after the same cloud and historical land masks.",
    "cloud_scene_filter": "Pinned source list previously selected using CLOUDY_PIXEL_PERCENTAGE < 50",
    "scl_excluded": [
      0,
      1,
      3,
      8,
      9,
      10,
      11
    ],
    "land_mask": "ESA/WorldCover/v200 2021, excluding classes 0 and 80; no implication of current use or availability.",
    "native_band_resolution_m": {
      "B2": 10,
      "B3": 10,
      "B4": 10,
      "B8": 10,
      "SCL": 20
    },
    "display": "Rendered country UTM overviews have a 1000\u20131200-pixel long side. Per-country dimensions, affine transform and metres per display pixel are authoritative. Original bands are sampled to this overview grid; it is not a native-resolution export or a replacement for the separate 1 km statistical grid.",
    "resampling": "Earth Engine default nearest-neighbour sampling on the declared output grid",
    "nodata": "Transparent alpha outside the selected country/land domain or where no valid composite value exists; blank areas are not vacant land.",
    "statistics_reference_grid_m": 1000,
    "land_availability_established": false,
    "classification_accuracy_established": false,
    "valid_pixel_mask": "Common valid B2/B3/B4/B8 mask and nonzero B8+B4, in addition to SCL exclusions and the historical land mask; shared by both displayed products.",
    "tiled_rendering": "Where a whole-image request exceeds memory, exact projected output-grid subrectangles of at most 500\u00d7500 pixels are rendered separately and copied into their original pixel positions, without resizing or interpolation. The image record lists the strategy and each tile."
  },
  "provenance_url": "/evidence/2026/BZ-provenance.json",
  "notes": [
    "A temporal median of observations in January\u2013September 2026, not a single-date photograph.",
    "RGB and NDVI use identical bounds, display grid and valid-pixel masks. Higher NDVI indicates greater spectral greenness, not crop identity, yield, land vacancy or suitability.",
    "Transparent pixels represent the selected boundary/land mask or missing valid observations, not proof of absent vegetation.",
    "The overview grid is for display. The published numerical screening uses a separate 1 km grid; do not extract hectares or availability from these coloured pixels.",
    "Cloud and shadow masking can leave residual haze or remove valid surfaces. Native 10 m source bands do not make the overview a 10 m product."
  ],
  "pair_alpha_masks_identical": true,
  "elapsed_seconds": 203.55
}