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Aircraft
N643UA
Common
- Mode S hex
- A87223
- Manufacturer
- Boeing
- Serial number
- 25093
- Year built
- 199135 years old
- Operator
- United Airlines (UAL)
- Country of registration
- États-UnisICAO address allocated by United States, aircraft registered in États-Unis.
- First contact
- 6 May 2016, 06:46
- Last contact
- 11 Aug 2026, 11:11
- Logged visits
- 717
The station's story
- Cumulative contact time
- 287 h
- Distinct days
- 376
- Highest captured altitude
- 40,900 ft
- Discovery rank
- #9,811 of 57,441
- Longest contact
- 1 h 9 min
Observed callsigns
UAL (639 contacts, 2016-2026)
Operator as per the registry of 29 Jul 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| UAL321 | KDCA > KIAH | 22 Jul 2025, 06:3822 Jul 2025 | 22 Jul 2025, 07:00 | 37,000 ft | 1,186 |
| UAL243 | KPDX > KTPA | 17 Jul 2025, 10:5617 Jul 2025 | 17 Jul 2025, 11:11 | 32,025 ft | 514 |
| UAL242 | KPDX > KORD | 17 Jul 2025, 07:0417 Jul 2025 | 17 Jul 2025, 07:17 | 34,000 ft | 487 |
| UAL53 | LSZH > KIAD | 11 Jul 2025, 12:2811 Jul 2025 | 11 Jul 2025, 12:45 | 32,000 ft | 932 |
| UAL52 | KIAD > LSZH | 11 Jul 2025, 07:2211 Jul 2025 | 11 Jul 2025, 07:42 | 11,575 ft | 1,003 |
| UAL322 | KDCA > KIAH | 8 Jul 2025, 10:458 Jul 2025 | 8 Jul 2025, 11:12 | 30,025 ft | 843 |
| UAL321 | KDCA > KIAH | 8 Jul 2025, 06:408 Jul 2025 | 8 Jul 2025, 07:01 | 35,000 ft | 1,335 |
| UAL322 | KDCA > KIAH | 7 Jul 2025, 11:237 Jul 2025 | 7 Jul 2025, 11:54 | 34,025 ft | 805 |
| UAL321 | KDCA > KIAH | 7 Jul 2025, 06:307 Jul 2025 | 7 Jul 2025, 06:52 | 35,000 ft | 1,290 |
| UAL749 | KCVG > KDEN | 6 Jul 2025, 10:596 Jul 2025 | 6 Jul 2025, 11:41 | 32,000 ft | 1,002 |
| UAL748 | KORD > KSEA | 6 Jul 2025, 06:566 Jul 2025 | 6 Jul 2025, 07:26 | not transmitted | 2,180 |
| UAL322 | KDCA > KIAH | 27 Jun 2025, 12:2327 Jun 2025 | 27 Jun 2025, 12:47 | 32,000 ft | 684 |
| UAL321 | KDCA > KIAH | 27 Jun 2025, 08:1127 Jun 2025 | 27 Jun 2025, 08:41 | 36,050 ft | 1,508 |
| UAL749 | KCVG > KDEN | 26 Jun 2025, 11:0826 Jun 2025 | 26 Jun 2025, 11:44 | 32,025 ft | 1,002 |
| UAL748 | KORD > KSEA | 26 Jun 2025, 08:3026 Jun 2025 | 26 Jun 2025, 09:04 | not transmitted | 2,391 |
| UAL53 | LSZH > KIAD | 22 Jun 2025, 12:2722 Jun 2025 | 22 Jun 2025, 12:37 | 30,000 ft | 107 |
| UAL52 | KIAD > LSZH | 22 Jun 2025, 07:2822 Jun 2025 | 22 Jun 2025, 07:47 | 11,000 ft | 1,110 |
| UAL322 | KDCA > KIAH | 21 Jun 2025, 11:3621 Jun 2025 | 21 Jun 2025, 11:40 | 30,025 ft | 26 |
| UAL321 | KDCA > KIAH | 21 Jun 2025, 07:4621 Jun 2025 | 21 Jun 2025, 08:09 | 36,875 ft | 1,225 |
| UAL243 | KPDX > KTPA | 20 Jun 2025, 13:3020 Jun 2025 | 20 Jun 2025, 13:48 | 30,025 ft | 756 |
| UAL242 | KPDX > KORD | 20 Jun 2025, 09:0520 Jun 2025 | 20 Jun 2025, 09:19 | 34,025 ft | 380 |
| UAL322 | KDCA > KIAH | 19 Jun 2025, 10:4219 Jun 2025 | 19 Jun 2025, 11:11 | 34,025 ft | 624 |
| UAL321 | KDCA > KIAH | 19 Jun 2025, 07:0119 Jun 2025 | 19 Jun 2025, 07:28 | 34,600 ft | 1,206 |
| UAL53 | LSZH > KIAD | 15 Jun 2025, 12:2915 Jun 2025 | 15 Jun 2025, 12:46 | 30,025 ft | 882 |
| UAL52 | KIAD > LSZH | 15 Jun 2025, 08:1915 Jun 2025 | 15 Jun 2025, 08:41 | 13,000 ft | 1,077 |