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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
- 6 Nov 2026, 11:25
- Logged visits
- 300
The station's story
- Cumulative contact time
- 100 h
- Distinct days
- 201
- Highest captured altitude
- 39,975 ft
- 1 corrupted frame(s) excluded from this maximum
- Discovery rank
- #48,600 of 60,633
- Longest contact
- 0 h 30 min
- Contacts on this Mode S address
- 301 contacts on the address, 300 under this registration: the address has carried several identities over time.
Observed callsigns
UAL (298 contacts, 2023-2026)
Operator as per the registry of 2 Nov 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| UAL971 | LIRF > KORD | 6 Nov 2026, 11:086 Nov 2026 | 6 Nov 2026, 11:25 | 33,975 ft | 1,298 |
| UAL971 | LIRF > KORD | 28 Oct 2026, 11:0428 Oct 2026 | 28 Oct 2026, 11:25 | 31,975 ft | 1,190 |
| UAL970 | KORD > LIRF | 28 Oct 2026, 05:4528 Oct 2026 | 28 Oct 2026, 06:13 | 36,975 ft | 2,063 |
| UAL90 | KEWR > LLBG | 25 Oct 2026, 12:0525 Oct 2026 | 25 Oct 2026, 12:25 | 36,975 ft | 1,190 |
| UAL84 | KEWR > LLBG | 24 Oct 2026, 03:3424 Oct 2026 | 24 Oct 2026, 03:52 | 33,000 ft | 1,793 |
| UAL90 | KEWR > LLBG | 22 Oct 2026, 11:0822 Oct 2026 | 22 Oct 2026, 11:26 | 36,975 ft | 992 |
| UAL84 | KEWR > LLBG | 21 Oct 2026, 03:5421 Oct 2026 | 21 Oct 2026, 04:00 | 36,950 ft | 526 |
| UAL90 | KEWR > LLBG | 19 Oct 2026, 11:4819 Oct 2026 | 19 Oct 2026, 12:07 | 37,000 ft | 1,029 |
| UAL971 | LIRF > KORD | 17 Oct 2026, 11:2117 Oct 2026 | 17 Oct 2026, 11:39 | 32,000 ft | 1,075 |
| UAL970 | KORD > LIRF | 17 Oct 2026, 06:3017 Oct 2026 | 17 Oct 2026, 06:58 | 36,975 ft | 1,855 |
| UAL971 | LIRF > KORD | 16 Oct 2026, 11:1316 Oct 2026 | 16 Oct 2026, 11:31 | 32,000 ft | 1,069 |
| UAL970 | KORD > LIRF | 16 Oct 2026, 06:2416 Oct 2026 | 16 Oct 2026, 06:54 | 37,000 ft | 1,850 |
| UAL125 | LGAV > KEWR | 14 Oct 2026, 12:0814 Oct 2026 | 14 Oct 2026, 12:31 | 33,975 ft | 728 |
| UAL423 | LGAV > KORD | 4 Oct 2026, 13:574 Oct 2026 | 4 Oct 2026, 14:15 | 31,975 ft | 1,105 |
| UAL422 | KORD > LGAV | 4 Oct 2026, 06:354 Oct 2026 | 4 Oct 2026, 06:47 | 37,000 ft | 509 |
| UAL125 | LGAV > KEWR | 30 Sept 2026, 11:3830 Sept 2026 | 30 Sept 2026, 11:58 | 31,975 ft | 914 |
| UAL124 | KEWR > LGAV | 30 Sept 2026, 04:2630 Sept 2026 | 30 Sept 2026, 04:51 | 38,975 ft | 1,658 |
| UAL125 | LGAV > KEWR | 28 Sept 2026, 11:3728 Sept 2026 | 28 Sept 2026, 12:03 | 36,000 ft | 984 |
| UAL124 | KEWR > LGAV | 28 Sept 2026, 04:1828 Sept 2026 | 28 Sept 2026, 04:43 | 38,975 ft | 1,751 |
| UAL971 | LIRF > KORD | 21 Sept 2026, 11:5621 Sept 2026 | 21 Sept 2026, 12:09 | 31,975 ft | 411 |
| UAL970 | KORD > LIRF | 21 Sept 2026, 06:3921 Sept 2026 | 21 Sept 2026, 07:04 | 38,975 ft | 1,083 |
| UAL970 | KORD > LIRF | 20 Sept 2026, 05:5920 Sept 2026 | 20 Sept 2026, 06:25 | 34,975 ft | 2,161 |
| UAL84 | KEWR > LLBG | 18 Sept 2026, 03:4518 Sept 2026 | 18 Sept 2026, 03:49 | 35,000 ft | 371 |
| UAL90 | KEWR > LLBG | 16 Sept 2026, 11:4516 Sept 2026 | 16 Sept 2026, 12:05 | 37,000 ft | 1,049 |
| UAL423 | LGAV > KORD | 7 Sept 2026, 14:327 Sept 2026 | 7 Sept 2026, 14:53 | 32,000 ft | 790 |
