HB9EYARADIO & 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
6 Aug 2026, 11:14
Logged visits
293

The station's story

Cumulative contact time
103 h
Distinct days
167
Highest captured altitude
41,000 ft
Discovery rank
#48,145 of 57,065
Longest contact
0 h 33 min
Contacts on this Mode S address
294 contacts on the address, 293 under this registration: the address has carried several identities over time.

Observed callsigns

DAL (293 contacts, 2023-2026)

Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
DAL24019 Sept 202341,000 ft
DAL20216 Sept 202339,000 ft
DAL2038 Sept 202336,000 ft
DAL2028 Sept 202339,000 ft
DAL2421 Sept 202339,000 ft
DAL24227 Aug 202339,000 ft
DAL20224 Aug 202339,000 ft
DAL2439 Aug 202334,000 ft
DAL2418 Aug 202336,000 ft
DAL2407 Aug 202339,025 ft
DAL24228 Jul 202339,000 ft
DAL24127 Jul 202336,000 ft
DAL24027 Jul 202339,000 ft
DAL24110 Jul 202336,000 ft
DAL2418 Jun 202334,000 ft
DAL2415 Jun 202336,000 ft
DAL11311 Apr 202332,000 ft
DAL11211 Apr 202337,000 ft