HB9EYARADIO & ADS-B
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Contact

UAL177

N38950B789United AirlinesConfirmed contact

Date
3 Aug 2026
Entry
11:20
Exit
11:51
Duration
30 min 42 s
Received positions
1,316
Route resolution
From the callsign, confidence 60/100Per the routes referential of 21 Jul 2026.

Contact map

11:20 · 41,000 ft · 460 kt
  • Route resolved from the callsign: Denver International Airport (KDEN) to Rome–Fiumicino Leonardo da Vinci International Airport (LIRF), confidence 60/100. A deduction from the reference data, never a measured path.
  • Measured track: 145 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 ft25,000 ft50,000 ft0 kt250 kt500 kt0 min15 min29 min
AltitudeGround speedHover the chart to read the time, altitude and speed at that moment.

Start and end of contact

Start
3 Aug 2026, 11:20
Altitude
not transmitted
Ground speed
not transmitted
Vertical rate
0 ft/min
Track
157.1°
Squawk
2201
End
3 Aug 2026, 11:51
Altitude
40,800 ft
Ground speed
481 kt
Vertical rate
-832 ft/min
Track
145.2°
Squawk
2201