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
DAL20313 Jul 202638,000 ft
DAL20213 Jul 202639,000 ft
DAL2225 Jul 202639,000 ft
DAL2154 Jul 202636,000 ft
DAL2144 Jul 202639,000 ft
DAL2221 Jul 202639,000 ft
DAL678 Jun 202632,000 ft
DAL668 Jun 202641,000 ft
DAL2977 Jun 202636,000 ft
DAL2967 Jun 202639,000 ft
DAL99233 Jun 202636,000 ft
DAL2402 Jun 202639,000 ft
DAL21529 May 202634,000 ft
DAL21429 May 202639,000 ft
DAL6724 May 202634,000 ft
DAL6624 May 202639,000 ft
DAL22323 May 202634,000 ft
DAL24023 May 202639,000 ft
DAL29917 May 202634,000 ft
DAL29817 May 202639,000 ft
DAL22313 May 202636,000 ft
DAL24013 May 202639,000 ft
DAL2138 May 202638,000 ft
DAL2128 May 202637,000 ft
DAL11320 Apr 202638,000 ft