HB9EYA, radio and ADS-B
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Contact

SWR21M

HB-JPDA21NSwissConfirmed contact

Date
20 Aug 2026
Entry
16:03:58
Exit
16:28:18
Duration
24 min 20 s
Received positions
1,179
Route resolution
From the callsign, confidence 60/100Per the routes referential of 29 Jul 2026.

Contact map

16:03 · 15,725 ft · 273 kt
  • Route resolved from the callsign: Zürich Airport (LSZH) to London Heathrow Airport (EGLL), confidence 60/100. A deduction from the reference data, never a measured path.
  • Measured track: 161 received points, joined in time order. The real captured path, never fabricated.0 ft35,000 ft

'Entry' and 'exit' mark where the station began and stopped receiving the aircraft, at the edges of the antenna's range: not where the aircraft appeared or vanished.

Flight profile

0 ft20,000 ft40,000 ft0 kt250 kt500 kt0 min12 min24 min
AltitudeGround speedHover the chart to read the time, altitude and speed at that moment.

Start and end of contact

Start
20 Aug 2026, 16:03
Altitude
14,375 ft
Ground speed
286 kt
Vertical rate
4,032 ft/min
Track
247.2°
Squawk
3034
End
20 Aug 2026, 16:28
Altitude
34,025 ft
Ground speed
432 kt
Vertical rate
0 ft/min
Track
311.8°
Squawk
3034