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
22 Oct 2026, 15:01
Logged visits
322

The station's story

Cumulative contact time
115 h
Distinct days
184
Highest captured altitude
41,000 ft
Discovery rank
#48,629 of 60,652
Longest contact
0 h 39 min
Contacts on this Mode S address
323 contacts on the address, 322 under this registration: the address has carried several identities over time.

Observed callsigns

DAL (322 contacts, 2023-2026)

Operator as per the registry of 9 Nov 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
DAL6722 Oct 202634,000 ft
DAL6622 Oct 202635,000 ft
DAL6718 Oct 202636,000 ft
DAL6618 Oct 202639,000 ft
DAL21417 Oct 202639,000 ft
DAL21516 Oct 202634,000 ft
DAL21416 Oct 202639,000 ft
DAL24111 Oct 202636,000 ft
DAL22211 Oct 202639,025 ft
DAL21510 Oct 202634,000 ft
DAL21410 Oct 202637,000 ft
DAL2233 Oct 202634,000 ft
DAL2403 Oct 202640,000 ft
DAL24130 Sept 202636,000 ft
DAL22230 Sept 202639,000 ft
DAL29729 Sept 202636,000 ft
DAL29629 Sept 202639,000 ft
DAL4319 Sept 202634,000 ft
DAL4219 Sept 202639,000 ft
DAL21510 Sept 202636,000 ft
DAL21410 Sept 202639,000 ft
DAL2968 Sept 202639,000 ft
DAL2155 Sept 202636,000 ft
DAL2145 Sept 202639,000 ft
DAL671 Sept 202636,000 ft