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Aircraft
N12021
Common
- Mode S hex
- A0566A
- Manufacturer
- Boeing
- Serial number
- 66990
- Year built
- 20224 years old
- Operator
- United Airlines (UAL)
- Country of registration
- États-UnisICAO address allocated by United States, aircraft registered in États-Unis.
- First contact
- 8 Apr 2023, 06:05
- Last contact
- 10 Nov 2026, 07:14
- Logged visits
- 303
The station's story
- Cumulative contact time
- 101 h
- Distinct days
- 203
- Highest captured altitude
- 39,975 ft
- 1 corrupted frame(s) excluded from this maximum
- Discovery rank
- #48,604 of 60,656
- Longest contact
- 0 h 30 min
- Contacts on this Mode S address
- 304 contacts on the address, 303 under this registration: the address has carried several identities over time.
Observed callsigns
UAL (301 contacts, 2023-2026)
Operator as per the registry of 9 Nov 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| UAL84 | KEWR > LLBG | 10 Feb 2026, 05:0010 Feb 2026 | 10 Feb 2026, 05:05 | 37,000 ft | 418 |
| UAL84 | KEWR > LLBG | 8 Feb 2026, 04:528 Feb 2026 | 8 Feb 2026, 05:03 | 36,975 ft | 619 |
| UAL90 | KEWR > LLBG | 5 Feb 2026, 12:475 Feb 2026 | 5 Feb 2026, 13:07 | 36,975 ft | 930 |
| UAL91 | LLBG > KEWR | 4 Feb 2026, 01:534 Feb 2026 | 4 Feb 2026, 01:57 | 35,975 ft | 258 |
| UAL84 | KEWR > LLBG | 28 Jan 2026, 05:1928 Jan 2026 | 28 Jan 2026, 05:25 | 36,975 ft | 362 |
| UAL84 | KEWR > LLBG | 7 Jan 2026, 04:217 Jan 2026 | 7 Jan 2026, 04:26 | 37,000 ft | 449 |
| UAL91 | LLBG > KEWR | 31 Dec 2025, 02:1731 Dec 2025 | 31 Dec 2025, 02:22 | 34,200 ft | 203 |
| UAL90 | KEWR > LLBG | 30 Dec 2025, 15:2530 Dec 2025 | 30 Dec 2025, 15:44 | 39,000 ft | 1,304 |
| UAL18 | LIMC > KEWR | 28 Dec 2025, 10:3928 Dec 2025 | 28 Dec 2025, 11:00 | 33,975 ft | 1,029 |
| UAL19 | KEWR > LIMC | 28 Dec 2025, 07:1828 Dec 2025 | 28 Dec 2025, 07:41 | 26,200 ft | 1,394 |
| UAL84 | KEWR > LLBG | 22 Dec 2025, 05:5322 Dec 2025 | 22 Dec 2025, 06:21 | 37,000 ft | 2,537 |
| UAL85 | LLBG > KEWR | 20 Dec 2025, 14:4920 Dec 2025 | 20 Dec 2025, 14:54 | 38,000 ft | 137 |
| UAL18 | LIMC > KEWR | 16 Dec 2025, 13:4716 Dec 2025 | 16 Dec 2025, 14:10 | 36,000 ft | 1,560 |
| UAL19 | KEWR > LIMC | 16 Dec 2025, 10:1216 Dec 2025 | 16 Dec 2025, 10:35 | 24,450 ft | 1,628 |
| UAL91 | LLBG > KEWR | 15 Dec 2025, 01:5915 Dec 2025 | 15 Dec 2025, 02:04 | 33,975 ft | 255 |
| UAL90 | KEWR > LLBG | 14 Dec 2025, 14:4214 Dec 2025 | 14 Dec 2025, 15:07 | 37,000 ft | 1,386 |
| UAL971 | LIRF > KORD | 9 Dec 2025, 10:539 Dec 2025 | 9 Dec 2025, 11:11 | 33,975 ft | 1,275 |
| UAL970 | KORD > LIRF | 9 Dec 2025, 06:129 Dec 2025 | 9 Dec 2025, 06:34 | 39,000 ft | 1,532 |
| UAL84 | KEWR > LLBG | 6 Dec 2025, 04:326 Dec 2025 | 6 Dec 2025, 04:44 | 37,000 ft | 673 |
| UAL971 | LIRF > KORD | 19 Nov 2025, 11:0019 Nov 2025 | 19 Nov 2025, 11:18 | 31,975 ft | 1,285 |
| UAL970 | KORD > LIRF | 19 Nov 2025, 06:4419 Nov 2025 | 19 Nov 2025, 07:04 | 38,975 ft | 1,219 |
| UAL84 | KEWR > LLBG | 15 Nov 2025, 04:5215 Nov 2025 | 15 Nov 2025, 05:15 | 38,975 ft | 1,701 |
| UAL90D | route not resolved | 8 Nov 2025, 21:548 Nov 2025 | 8 Nov 2025, 22:18 | 39,000 ft | 1,135 |
| UAL90 | KEWR > LLBG | 5 Nov 2025, 12:115 Nov 2025 | 5 Nov 2025, 12:33 | 37,000 ft | 1,216 |
| UAL90 | KEWR > LLBG | 3 Nov 2025, 12:473 Nov 2025 | 3 Nov 2025, 13:10 | 38,975 ft | 883 |
