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Aircraft
ZZ174
Common
- Mode S hex
- 43C174
- Manufacturer
- Boeing
- Serial number
- UK4
- Year built
- not in the registry
- Operator
- Royal Air Force (SHF)
- Country of registration
United Kingdom
- First contact
- 20 Apr 2016, 16:01
- Last contact
- 30 Aug 2026, 16:25
- Logged visits
- 181
The station's story
- Cumulative contact time
- 61 h
- Distinct days
- 169
- Highest captured altitude
- 37,025 ft
- Discovery rank
- #7,588 of 60,063
- Longest contact
- 0 h 35 min
Observed callsigns
RRR (166 contacts, 2016-2026)
Operator as per the registry of 21 Sept 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| RRR6995 | route not resolved | 30 Aug 2026, 15:5930 Aug 2026 | 30 Aug 2026, 16:25 | 32,000 ft | 1,251 |
| RRR6994 | route not resolved | 29 Aug 2026, 11:5329 Aug 2026 | 29 Aug 2026, 12:09 | 33,025 ft | 327 |
| RRR6213 | route not resolved | 21 Aug 2026, 17:3721 Aug 2026 | 21 Aug 2026, 17:58 | 32,000 ft | 1,294 |
| RRR6212 | route not resolved | 18 Aug 2026, 13:1318 Aug 2026 | 18 Aug 2026, 13:29 | 35,000 ft | 550 |
| RRR6629 | route not resolved | 28 Jul 2026, 20:0228 Jul 2026 | 28 Jul 2026, 20:29 | 34,000 ft | 1,507 |
| RRR6988 | route not resolved | 25 Jul 2026, 14:3825 Jul 2026 | 25 Jul 2026, 14:52 | 35,000 ft | 425 |
| RRR6137 | route not resolved | 21 Jul 2026, 13:0321 Jul 2026 | 21 Jul 2026, 13:32 | 34,000 ft | 1,129 |
| RRR6136 | route not resolved | 20 Jul 2026, 12:0720 Jul 2026 | 20 Jul 2026, 12:21 | 37,000 ft | 349 |
| RRR6629 | route not resolved | 10 Jul 2026, 20:5510 Jul 2026 | 10 Jul 2026, 21:20 | 36,000 ft | 1,431 |
| RRR6628 | route not resolved | 10 Jul 2026, 09:4410 Jul 2026 | 10 Jul 2026, 10:01 | 35,000 ft | 877 |
| RRR6629 | route not resolved | 9 Jul 2026, 21:479 Jul 2026 | 9 Jul 2026, 22:11 | 34,000 ft | 1,444 |
| RRR6628 | route not resolved | 9 Jul 2026, 09:429 Jul 2026 | 9 Jul 2026, 09:59 | 35,000 ft | 873 |
| RRR6243 | route not resolved | 1 Jul 2026, 21:041 Jul 2026 | 1 Jul 2026, 21:37 | 36,025 ft | 1,788 |
| RRR6242 | route not resolved | 30 Jun 2026, 10:0130 Jun 2026 | 30 Jun 2026, 10:16 | 33,000 ft | 766 |
| RRR6205 | route not resolved | 16 Jun 2026, 19:0516 Jun 2026 | 16 Jun 2026, 19:33 | 34,000 ft | 1,491 |
| RRR6204 | route not resolved | 14 Jun 2026, 09:5914 Jun 2026 | 14 Jun 2026, 10:07 | 33,000 ft | 170 |
| RRR6149 | route not resolved | 3 May 2026, 19:433 May 2026 | 3 May 2026, 20:10 | 34,000 ft | 1,614 |
| RRR6148 | route not resolved | 2 May 2026, 09:362 May 2026 | 2 May 2026, 09:56 | 26,975 ft | 1,250 |
| RRR6275 | route not resolved | 30 Apr 2026, 00:4230 Apr 2026 | 30 Apr 2026, 01:11 | 36,000 ft | 2,395 |
| RRR6274 | route not resolved | 28 Apr 2026, 11:3428 Apr 2026 | 28 Apr 2026, 11:49 | 35,000 ft | 738 |
| RRR6269 | route not resolved | 18 Apr 2026, 13:0518 Apr 2026 | 18 Apr 2026, 13:28 | 36,000 ft | 1,374 |
| RRR6268 | route not resolved | 15 Apr 2026, 13:5915 Apr 2026 | 15 Apr 2026, 14:16 | 35,000 ft | 898 |
| RRR6267 | route not resolved | 12 Apr 2026, 20:1012 Apr 2026 | 12 Apr 2026, 20:36 | 36,000 ft | 1,622 |
| RRR6266 | route not resolved | 11 Apr 2026, 20:4511 Apr 2026 | 11 Apr 2026, 21:01 | 33,000 ft | 1,150 |
| RRR6629 | route not resolved | 3 Jan 2026, 15:013 Jan 2026 | 3 Jan 2026, 15:27 | 34,000 ft | 1,703 |
