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
#48,631 of 60,656
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
DAL2309 Oct 202440,000 ft
DAL21226 Sept 202439,000 ft
DAL23125 Sept 202436,000 ft
DAL6625 Sept 202439,000 ft
DAL6724 Sept 202434,000 ft
DAL23024 Sept 202439,000 ft
DAL21317 Sept 202436,000 ft
DAL23116 Sept 202436,000 ft
DAL6616 Sept 202437,000 ft
DAL6715 Sept 202434,000 ft
DAL23015 Sept 202439,000 ft
DAL6712 Sept 202434,000 ft
DAL23012 Sept 202439,000 ft
DAL1139 Sept 202438,000 ft
DAL2309 Sept 202439,000 ft
DAL2313 Sept 202434,000 ft
DAL663 Sept 202439,000 ft
DAL672 Sept 202432,000 ft
DAL2302 Sept 202437,000 ft
DAL2311 Sept 202434,000 ft
DAL661 Sept 202439,000 ft
DAL6731 Aug 202434,000 ft
DAL993129 Aug 202438,000 ft
DAL6628 Aug 202439,025 ft
DAL6619 Aug 202439,000 ft