{
  "site_id": "vegas-venetian-20260915",
  "name": "Vegas / The Venetian",
  "address": "3355 Las Vegas Boulevard South, Las Vegas, NV 89109",
  "center": {
    "latitude": 36.1217005,
    "longitude": -115.1694338,
    "source": "https://www.openstreetmap.org/relation/7770314",
    "definition": "Bounding-box center of the named OSM hotel multipolygon; address cross-checked with official hotel contact page; not survey control"
  },
  "horizontal_crs": "PROJCRS[\"unknown\",BASEGEOGCRS[\"unknown\",DATUM[\"World Geodetic System 1984\",ELLIPSOID[\"WGS 84\",6378137,298.257223563,LENGTHUNIT[\"metre\",1]],ID[\"EPSG\",6326]],PRIMEM[\"Greenwich\",0,ANGLEUNIT[\"degree\",0.0174532925199433],ID[\"EPSG\",8901]]],CONVERSION[\"unknown\",METHOD[\"Azimuthal Equidistant\",ID[\"EPSG\",1125]],PARAMETER[\"Latitude of natural origin\",36.1217005,ANGLEUNIT[\"degree\",0.0174532925199433],ID[\"EPSG\",8801]],PARAMETER[\"Longitude of natural origin\",-115.1694338,ANGLEUNIT[\"degree\",0.0174532925199433],ID[\"EPSG\",8802]],PARAMETER[\"False easting\",0,LENGTHUNIT[\"metre\",1],ID[\"EPSG\",8806]],PARAMETER[\"False northing\",0,LENGTHUNIT[\"metre\",1],ID[\"EPSG\",8807]]],CS[Cartesian,2],AXIS[\"(E)\",east,ORDER[1],LENGTHUNIT[\"metre\",1,ID[\"EPSG\",9001]]],AXIS[\"(N)\",north,ORDER[2],LENGTHUNIT[\"metre\",1,ID[\"EPSG\",9001]]]]",
  "square_half_extent_m": 402.336,
  "square_width_m": 804.672,
  "corners": [
    {
      "name": "SW",
      "east_m": -402.336,
      "north_m": -402.336,
      "longitude": -115.17390275547359,
      "latitude": 36.11807450136191
    },
    {
      "name": "SE",
      "east_m": 402.336,
      "north_m": -402.336,
      "longitude": -115.1649648445264,
      "latitude": 36.11807450136191
    },
    {
      "name": "NE",
      "east_m": 402.336,
      "north_m": 402.336,
      "longitude": -115.16496443352352,
      "latitude": 36.1253263297114
    },
    {
      "name": "NW",
      "east_m": -402.336,
      "north_m": 402.336,
      "longitude": -115.17390316647646,
      "latitude": 36.1253263297114
    }
  ],
  "geographic_envelope": {
    "west": -115.17390316647646,
    "east": -115.16496443352352,
    "south": 36.11807450136191,
    "north": 36.12532641308119,
    "method": "10001 inclusive samples on each of four exact projected square edges; edge midpoint included; envelope is rounded geographic metadata, square definition remains exact projected coordinates"
  },
  "glb_axes": {
    "x": "east",
    "y": "up",
    "z": "south"
  },
  "units": "metres",
  "ground": "flat provisional local z=0, no surveyed ground or accepted localization",
  "physical_alignment_accepted": false,
  "vps_map_created": false,
  "precision_note": "Decimal coordinate precision describes the definition, not surveyed accuracy. Hotel center is OSM multipolygon bounding-box center, not a physical alignment control.",
  "sgn_axes": {
    "x": "east",
    "y": "north",
    "z": "up"
  },
  "sgn_file": "model/neighborhood.sgn",
  "glb_file": "model/neighborhood.glb",
  "cache": "All mesh and RGBA material data embedded; no runtime network assets"
}