{
  "capture_date": "2026-10-25",
  "imagery_capture_date": "Not displayed by Google Maps; unknown",
  "url": "https://www.google.com/maps/@5.3947,100.321593,18z/data=!3m1!1e3",
  "source": "Actual Google Maps satellite screenshot captured through browser UI",
  "original_viewport_px": [
    1920,
    1080
  ],
  "capture_rectangle_px": [
    72,
    70,
    1848,
    1010
  ],
  "north_up": true,
  "tilt": false,
  "web_mercator_center": [
    100.321593,
    5.3947
  ],
  "web_mercator_zoom": 18,
  "world_tile_size_px": 256,
  "screenshot_center_px": [
    888,
    470
  ],
  "method": "WGS84 longitude/latitude to Web Mercator screen coordinates at the observed center/zoom; visually checked at basin corners and digester centers. No optimized fit.",
  "visual_checks": [
    {
      "feature": "D1 visible roof center",
      "approx_observed_screen_px": [
        688,
        639
      ]
    },
    {
      "feature": "D2 visible roof center",
      "approx_observed_screen_px": [
        740,
        679
      ]
    },
    {
      "feature": "H10 northern water-outline corner",
      "approx_observed_screen_px": [
        1022,
        15
      ]
    }
  ],
  "limitations": "Visual registration only. Roof parallax, imagery distortion, source-outline age and choice of physical edge remain unquantified. Screen agreement does not establish ground accuracy. \u00a92026 is copyright, not capture date.",
  "attribution": "Google Maps. Imagery \u00a92026 Airbus, CNES / Airbus, Maxar Technologies; Map data \u00a92026 Google."
}