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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, 15:44
- Logged visits
- 718
The station's story
- Cumulative contact time
- 288 h
- Distinct days
- 376
- Highest captured altitude
- 40,900 ft
- Discovery rank
- #9,811 of 57,065
- Longest contact
- 1 h 9 min
Observed callsigns
UAL (640 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 |
|---|---|---|---|---|---|
| UAL52 | KIAD > LSZH | 15 Jun 2025, 08:1915 Jun 2025 | 15 Jun 2025, 08:41 | 13,000 ft | 1,077 |
| UAL243 | KPDX > KTPA | 13 Jun 2025, 10:4313 Jun 2025 | 13 Jun 2025, 10:56 | 32,000 ft | 280 |
| UAL242 | KPDX > KORD | 13 Jun 2025, 07:1113 Jun 2025 | 13 Jun 2025, 07:26 | 34,000 ft | 600 |
| UAL749 | KCVG > KDEN | 12 Jun 2025, 10:5412 Jun 2025 | 12 Jun 2025, 11:29 | 30,025 ft | 1,006 |
| UAL748 | KORD > KSEA | 12 Jun 2025, 07:0212 Jun 2025 | 12 Jun 2025, 07:32 | not transmitted | 2,016 |
| UAL749 | KCVG > KDEN | 11 Jun 2025, 10:5411 Jun 2025 | 11 Jun 2025, 11:30 | 32,000 ft | 1,215 |
| UAL748 | KORD > KSEA | 11 Jun 2025, 07:0611 Jun 2025 | 11 Jun 2025, 07:41 | not transmitted | 2,259 |
| UAL53 | LSZH > KIAD | 10 Jun 2025, 12:1710 Jun 2025 | 10 Jun 2025, 12:41 | 34,025 ft | 962 |
| UAL52 | KIAD > LSZH | 10 Jun 2025, 07:1610 Jun 2025 | 10 Jun 2025, 07:39 | 11,350 ft | 1,028 |
| UAL749 | KCVG > KDEN | 31 May 2025, 13:3131 May 2025 | 31 May 2025, 14:09 | 30,025 ft | 1,029 |
| UAL748 | KORD > KSEA | 31 May 2025, 11:4431 May 2025 | 31 May 2025, 12:10 | not transmitted | 1,692 |
| UAL127 | EIDW > KIAD | 28 May 2025, 16:4128 May 2025 | 28 May 2025, 16:54 | 32,025 ft | 365 |
| UAL126 | KIAD > EIDW | 28 May 2025, 12:1028 May 2025 | 28 May 2025, 12:31 | 39,425 ft | 761 |
| UAL749 | KCVG > KDEN | 27 May 2025, 10:5227 May 2025 | 27 May 2025, 11:27 | 34,025 ft | 1,276 |
| UAL748 | KORD > KSEA | 27 May 2025, 06:4127 May 2025 | 27 May 2025, 07:13 | not transmitted | 2,110 |
| UAL127 | EIDW > KIAD | 23 May 2025, 16:5323 May 2025 | 23 May 2025, 17:05 | 32,000 ft | 461 |
| UAL126 | KIAD > EIDW | 23 May 2025, 11:5423 May 2025 | 23 May 2025, 12:19 | 37,025 ft | 887 |
| UAL749 | KCVG > KDEN | 10 May 2025, 11:0310 May 2025 | 10 May 2025, 11:35 | 32,000 ft | 1,166 |
| UAL748 | KORD > KSEA | 10 May 2025, 07:0710 May 2025 | 10 May 2025, 07:37 | not transmitted | 2,143 |
| UAL53 | LSZH > KIAD | 5 May 2025, 12:225 May 2025 | 5 May 2025, 12:43 | 34,000 ft | 1,042 |
| UAL52 | KIAD > LSZH | 5 May 2025, 07:305 May 2025 | 5 May 2025, 07:47 | 13,000 ft | 1,021 |
| UAL749 | KCVG > KDEN | 4 May 2025, 11:034 May 2025 | 4 May 2025, 11:38 | 34,000 ft | 1,097 |
| UAL748 | KORD > KSEA | 4 May 2025, 07:584 May 2025 | 4 May 2025, 08:27 | not transmitted | 2,107 |
| UAL127 | EIDW > KIAD | 2 May 2025, 16:412 May 2025 | 2 May 2025, 17:03 | 32,025 ft | 985 |
| UAL126 | KIAD > EIDW | 2 May 2025, 12:302 May 2025 | 2 May 2025, 12:52 | 37,000 ft | 773 |