at.adsb.broadcast.message

{
  "id": "at.adsb.broadcast.message",
  "defs": {
    "main": {
      "key": "tid",
      "type": "record",
      "record": {
        "type": "object",
        "required": [
          "icaoHex",
          "rssi",
          "seen"
        ],
        "properties": {
          "lat": {
            "type": "string",
            "description": "Aircraft latitude in decimal degrees. String-encoded float."
          },
          "lon": {
            "type": "string",
            "description": "Aircraft longitude in decimal degrees. String-encoded float."
          },
          "rssi": {
            "type": "string",
            "description": "Received signal strength indicator in dBFS. String-encoded float."
          },
          "seen": {
            "type": "string",
            "description": "Seconds since last ADS-B message from this aircraft. String-encoded float."
          },
          "squawk": {
            "type": "string",
            "description": "Transponder squawk code (4-digit octal)."
          },
          "icaoHex": {
            "type": "string",
            "maxLength": 6,
            "minLength": 6,
            "description": "ICAO 24-bit hex identifier (uppercased)."
          },
          "seenPos": {
            "type": "string",
            "description": "Seconds since last position fix from this aircraft. String-encoded float."
          },
          "aircraft": {
            "ref": "com.atproto.repo.strongRef",
            "type": "ref",
            "description": "Strong reference to the at.adsb.aircraft.identity record for this aircraft."
          },
          "callsign": {
            "type": "string",
            "description": "Flight callsign as broadcast."
          },
          "altitudeFt": {
            "type": "string",
            "description": "Barometric altitude in feet, or 'ground' when on surface. String-encoded."
          },
          "headingDeg": {
            "type": "string",
            "description": "True heading in degrees. String-encoded float."
          },
          "lastPosition": {
            "ref": "#lastPosition",
            "type": "ref",
            "description": "Most recent known position with integrity data."
          },
          "groundSpeedKts": {
            "type": "string",
            "description": "Ground speed in knots. String-encoded float."
          },
          "verticalRateFpm": {
            "type": "string",
            "description": "Vertical rate in feet per minute. String-encoded float."
          }
        },
        "description": "Telemetry frame for a single tracked aircraft."
      },
      "description": "Record containing an ADSB event packet."
    }
  },
  "$type": "com.atproto.lexicon.schema",
  "lexicon": 1,
  "description": "A real-time ADSB packet. Not intended to be written to a PDS due to high volume."
}