HB9EYA, radio and ADS-B
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Aircraft

N421DX

Common

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Mode S hex
A4FFB7
Type
Airbus A330-900A339
Manufacturer
Airbus Sas
Serial number
2028
Year built
20233 years old
Operator
Delta Air Lines (DAL)
Country of registration
États-UnisICAO address allocated by United States, aircraft registered in États-Unis.
First contact
11 Apr 2023, 04:54
Last contact
19 Sept 2026, 13:53
Logged visits
305

The station's story

Cumulative contact time
108 h
Distinct days
175
Highest captured altitude
41,000 ft
Discovery rank
#48,479 of 60,105
Longest contact
0 h 33 min
Contacts on this Mode S address
306 contacts on the address, 305 under this registration: the address has carried several identities over time.

Observed callsigns

DAL (305 contacts, 2023-2026)

Operator as per the registry of 21 Sept 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
DAL29820 Apr 202639,000 ft
DAL24116 Apr 202638,000 ft
DAL22216 Apr 202639,000 ft
DAL21515 Apr 202634,000 ft
DAL21415 Apr 202639,000 ft
DAL6713 Apr 202634,000 ft
DAL6613 Apr 202639,000 ft
DAL21512 Apr 202630,000 ft
DAL21412 Apr 202639,000 ft
DAL2238 Apr 202636,000 ft
DAL2408 Apr 202639,000 ft
DAL2076 Apr 202636,000 ft
DAL1126 Apr 202641,000 ft
DAL2074 Apr 202634,000 ft
DAL1124 Apr 202639,000 ft
DAL23419 Feb 202638,975 ft
DAL23110 Feb 202636,000 ft
DAL23010 Feb 202637,000 ft
DAL23513 Jan 202636,000 ft
DAL23413 Jan 202637,000 ft
DAL678 Jan 202636,000 ft
DAL668 Jan 202629,025 ft
DAL6731 Dec 202534,000 ft
DAL6631 Dec 202541,000 ft
DAL6723 Dec 202534,000 ft