HB9EYARADIO & ADS-B
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Aircraft

N1821U

Common

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Mode S hex
A14AA8
Manufacturer
Bombardier Inc
Serial number
5506
Year built
200125 years old
Country of registration
États-UnisICAO address allocated by United States, aircraft registered in États-Unis.
First contact
21 Jun 2016, 17:30
Last contact
1 Aug 2026, 18:09
Logged visits
21

The station's story

Cumulative contact time
8 h
Distinct days
21
Highest captured altitude
41,025 ft
Discovery rank
#13,791 of 57,269
Longest contact
0 h 58 min

Observed callsigns

TWY (8 contacts, 2016-2026)

Operator as per the registry of 12 Aug 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
TWY1821 Aug 202638,000 ft
TWY18218 Jul 202637,000 ft
TWY18211 Jul 202436,000 ft
TWY18224 Jun 202436,975 ft
TWY1828 Nov 202138,000 ft
TWY1825 Nov 202139,000 ft
N1821U8 Jul 201834,025 ft
N1821U30 Jun 201837,025 ft
N1821U26 Jan 201838,025 ft
N1821U22 Jan 201812,375 ft
N1821U16 Jul 201736,000 ft
N1821U14 Jul 201731,000 ft
N1821U12 Jul 20171,250 ft
N1821U29 May 201736,000 ft
N1821U22 May 201734,700 ft
N1821U22 Jan 201735,850 ft
N1821U20 Jan 20175,950 ft
N1821U17 Jan 201711,650 ft
TWY18226 Sept 201638,000 ft
TWY18222 Sept 201634,475 ft
N1821U21 Jun 201637,450 ft

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