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
#48,632 of 60,659
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
DAL23011 Jun 202439,000 ft
DAL23410 Jun 202438,000 ft
DAL2133 Jun 202436,000 ft
DAL2123 Jun 202439,000 ft
DAL2312 Jun 202434,000 ft
DAL662 Jun 202439,000 ft
DAL671 Jun 202434,000 ft
DAL2301 Jun 202439,000 ft
DAL23131 May 202436,000 ft
DAL6631 May 202439,000 ft
DAL23030 May 202439,000 ft
DAL11321 Mar 202436,000 ft
DAL11221 Mar 202439,000 ft
DAL11320 Mar 202436,000 ft
DAL11220 Mar 202438,000 ft
DAL2318 Mar 202436,000 ft
DAL2308 Mar 202439,000 ft
DAL18514 Feb 202434,000 ft
DAL18414 Feb 202429,250 ft
DAL1859 Feb 202434,000 ft
DAL1849 Feb 202424,475 ft
DAL1853 Feb 202434,000 ft
DAL1843 Feb 202424,475 ft
DAL1852 Feb 202436,000 ft
DAL1842 Feb 202427,025 ft