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
DAL678 Nov 202536,000 ft
DAL668 Nov 202539,000 ft
DAL29921 Oct 202534,000 ft
DAL29821 Oct 202537,000 ft
DAL23517 Oct 202534,000 ft
DAL23417 Oct 202537,000 ft
DAL2238 Oct 202534,000 ft
DAL2408 Oct 202539,000 ft
DAL1877 Oct 202534,000 ft
DAL1867 Oct 202522,025 ft
DAL2355 Oct 202536,000 ft
DAL2345 Oct 202537,000 ft
DAL22315 Sept 202536,000 ft
DAL24015 Sept 202539,000 ft
DAL20711 Sept 202536,000 ft
DAL11211 Sept 202539,000 ft
DAL679 Sept 202534,000 ft
DAL2069 Sept 202539,000 ft
DAL1136 Sept 202534,000 ft
DAL666 Sept 202539,000 ft
DAL2975 Sept 202536,000 ft
DAL2965 Sept 202539,000 ft
DAL671 Sept 202534,000 ft
DAL2061 Sept 202539,000 ft
DAL24123 Aug 202534,000 ft