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
11 Oct 2026, 15:17
Logged visits
315

The station's story

Cumulative contact time
112 h
Distinct days
180
Highest captured altitude
41,000 ft
Discovery rank
#48,594 of 60,431
Longest contact
0 h 33 min
Contacts on this Mode S address
316 contacts on the address, 315 under this registration: the address has carried several identities over time.

Observed callsigns

DAL (315 contacts, 2023-2026)

Operator as per the registry of 12 Oct 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
DAL18621 Aug 202525,000 ft
DAL22219 Aug 202539,000 ft
DAL6716 Aug 202534,000 ft
DAL20616 Aug 202539,000 ft
DAL11312 Aug 202536,000 ft
DAL6612 Aug 202539,000 ft
DAL6711 Aug 202536,000 ft
DAL20611 Aug 202539,000 ft
DAL1137 Aug 202536,000 ft
DAL667 Aug 202539,000 ft
DAL2235 Aug 202534,000 ft
DAL2405 Aug 202539,000 ft
DAL1874 Aug 202534,000 ft
DAL1864 Aug 202525,000 ft
DAL6629 Jul 202539,000 ft
DAL29728 Jul 202534,000 ft
DAL29628 Jul 202539,000 ft
DAL2077 Jul 202534,000 ft
DAL1127 Jul 202539,025 ft
DAL2073 Jul 202536,000 ft
DAL1123 Jul 202539,000 ft
DAL11321 Jun 202528,000 ft
DAL6621 Jun 202541,000 ft
DAL6720 Jun 202534,000 ft
DAL20620 Jun 202539,000 ft