{
  "now": 1775987234,
  "messages": 142847293,
  "aircraft": [
    {
      "hex": "b17d42",
      "type": "adsb_icao",
      "flight": "NU-MR01 ",
      "alt_baro": 35,
      "gs": 0,
      "track": 0,
      "squawk": "7747",
      "category": "A1",
      "lat": 35.6812,
      "lon": 139.7671,
      "rssi": -8.2,
      "_kind": "breadcrumb",
      "_note": "Stationary at low altitude. ICAO referenced in capture FC-001. Squawk 7747 is non-standard — investigate."
    },

    { "hex": "cafe00", "flight": "MR00-NU ", "alt_baro": 420, "gs": 18, "track": 90,  "squawk": "4242", "lat": 35.679349, "lon": 139.7600,   "rssi": -15.0, "_kind": "murmur" },
    { "hex": "cafe01", "flight": "MR01-NU ", "alt_baro": 420, "gs": 18, "track": 120, "squawk": "4242", "lat": 35.677927, "lon": 139.761575, "rssi": -15.1, "_kind": "murmur" },
    { "hex": "cafe02", "flight": "MR02-NU ", "alt_baro": 420, "gs": 18, "track": 150, "squawk": "4242", "lat": 35.675765, "lon": 139.762729, "rssi": -15.2, "_kind": "murmur" },
    { "hex": "cafe03", "flight": "MR03-NU ", "alt_baro": 420, "gs": 18, "track": 180, "squawk": "4242", "lat": 35.673349, "lon": 139.7635,   "rssi": -15.3, "_kind": "murmur" },
    { "hex": "cafe04", "flight": "MR04-NU ", "alt_baro": 420, "gs": 18, "track": 210, "squawk": "4242", "lat": 35.671052, "lon": 139.762729, "rssi": -15.4, "_kind": "murmur" },
    { "hex": "cafe05", "flight": "MR05-NU ", "alt_baro": 420, "gs": 18, "track": 240, "squawk": "4242", "lat": 35.669429, "lon": 139.761575, "rssi": -15.5, "_kind": "murmur" },
    { "hex": "cafe06", "flight": "MR06-NU ", "alt_baro": 420, "gs": 18, "track": 270, "squawk": "4242", "lat": 35.673051, "lon": 139.7600,   "rssi": -15.6, "_kind": "murmur" },
    { "hex": "cafe07", "flight": "MR07-NU ", "alt_baro": 420, "gs": 18, "track": 300, "squawk": "4242", "lat": 35.672473, "lon": 139.758425, "rssi": -15.7, "_kind": "murmur" },
    { "hex": "cafe08", "flight": "MR08-NU ", "alt_baro": 420, "gs": 18, "track": 330, "squawk": "4242", "lat": 35.674635, "lon": 139.757271, "rssi": -15.8, "_kind": "murmur" },
    { "hex": "cafe09", "flight": "MR09-NU ", "alt_baro": 420, "gs": 18, "track": 0,   "squawk": "4242", "lat": 35.677051, "lon": 139.7565,   "rssi": -15.9, "_kind": "murmur" },
    { "hex": "cafe0a", "flight": "MR10-NU ", "alt_baro": 420, "gs": 18, "track": 30,  "squawk": "4242", "lat": 35.679348, "lon": 139.757271, "rssi": -16.0, "_kind": "murmur" },
    { "hex": "cafe0b", "flight": "MR11-NU ", "alt_baro": 420, "gs": 18, "track": 60,  "squawk": "4242", "lat": 35.680971, "lon": 139.758425, "rssi": -16.1, "_kind": "murmur" },

    { "hex": "a1b1c1", "flight": "TA-KA-01", "alt_baro": 8500, "gs": 42, "track": 257.3, "squawk": "7747", "lat": 41.92,  "lon": -57.96, "rssi": -22.0, "_kind": "migrate", "_note": "Transit at 8,500 ft, 42 kt, course 257°. North Atlantic crossing." },
    { "hex": "a1b1c2", "flight": "HU-MA-07", "alt_baro": 8500, "gs": 42, "track": 314.2, "squawk": "7747", "lat": 47.4,   "lon": -8.5,   "rssi": -22.0, "_kind": "migrate", "_note": "Transit at 8,500 ft, 42 kt, course 314°. Northwest over open ocean." },
    { "hex": "a1b1c3", "flight": "KA-RU-03", "alt_baro": 8500, "gs": 42, "track": 222.8, "squawk": "7747", "lat": -5.6,   "lon": -27.4,  "rssi": -22.0, "_kind": "migrate", "_note": "Transit at 8,500 ft, 42 kt, course 223°. Southern hemisphere." },

    { "hex": "194707", "flight": "ORN-1947", "alt_baro": 1947, "gs": 0, "track": 270, "squawk": "0xb1", "lat": 32.7505, "lon": -75.8160, "rssi": -32.1, "_kind": "ghost",
      "_note": "Intermittent contact, offshore. Last position 147 sec ago. Altitude and squawk both anomalous." },

    { "hex": "ne57a1", "flight": "PA-KO-01", "alt_baro": 28, "gs": 0, "track": 270, "squawk": "7747", "lat": 39.3658, "lon": -74.4244,  "rssi": -10.5, "_kind": "roost", "_note": "Stationary perch." },
    { "hex": "ne57a2", "flight": "PA-KO-02", "alt_baro": 31, "gs": 0, "track": 90,  "squawk": "7747", "lat": 39.3621, "lon": -74.4198,  "rssi": -10.8, "_kind": "roost", "_note": "Stationary perch." },

    { "hex": "ne57b1", "flight": "KA-RU-11", "alt_baro": 42, "gs": 0, "track": 180, "squawk": "7747", "lat": 55.1184, "lon":  14.9152,  "rssi": -14.2, "_kind": "roost", "_note": "Stationary perch." },
    { "hex": "ne57b2", "flight": "KA-RU-12", "alt_baro": 39, "gs": 0, "track": 360, "squawk": "7747", "lat": 55.1149, "lon":  14.9185,  "rssi": -14.5, "_kind": "roost", "_note": "Stationary perch." },

    { "hex": "ne57g1", "flight": "SU-MI-21", "alt_baro": 18, "gs": 0, "track": 270, "squawk": "7747", "lat": -44.9458, "lon": 169.8954,  "rssi": -18.4, "_kind": "roost", "_note": "Stationary perch." },
    { "hex": "ne57g2", "flight": "SU-MI-22", "alt_baro": 22, "gs": 0, "track": 90,  "squawk": "7747", "lat": -44.9431, "lon": 169.8981,  "rssi": -18.7, "_kind": "roost", "_note": "Stationary perch." }
  ]
}