HB9EYARADIO & ADS-B
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Contact

UAL177

N13954B789United Airlines IncConfirmed contact

Date
6 Aug 2026
Entry
10:26
Exit
10:55
Duration
28 min 27 s
Received positions
1,231
Route resolution
From the callsign, confidence 60/100Per the routes referential of 21 Jul 2026.

Contact map

10:26 · 41,000 ft · 490 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: 128 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 kt300 kt600 kt0 min10 min19 min
AltitudeGround speedHover the chart to read the time, altitude and speed at that moment.

Start and end of contact

Start
6 Aug 2026, 10:26
Altitude
41,000 ft
Ground speed
490 kt
Vertical rate
0 ft/min
Track
Squawk
1174
End
6 Aug 2026, 10:55
Altitude
40,975 ft
Ground speed
494 kt
Vertical rate
32 ft/min
Track
134.9°
Squawk
1174