HB9EYARADIO & 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
6 Aug 2026, 11:14
Logged visits
293

The station's story

Cumulative contact time
103 h
Distinct days
167
Highest captured altitude
41,000 ft
Discovery rank
#48,145 of 57,065
Longest contact
0 h 33 min
Contacts on this Mode S address
294 contacts on the address, 293 under this registration: the address has carried several identities over time.

Observed callsigns

DAL (293 contacts, 2023-2026)

Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
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
DAL20226 Nov 202339,000 ft
DAL2035 Nov 202336,000 ft
DAL20324 Oct 202336,000 ft
DAL24220 Sept 202339,000 ft