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Aircraft
ZZ171
Common
- Mode S hex
- 43C171
- Manufacturer
- Boeing
- Serial number
- UK1
- Year built
- not in the registry
- Operator
- Royal Air Force (SHF)
- Country of registration
United Kingdom
- First contact
- 25 Sept 2016, 16:32
- Last contact
- 25 Sept 2026, 19:56
- Logged visits
- 182
The station's story
- Cumulative contact time
- 60 h
- Distinct days
- 160
- Highest captured altitude
- 38,000 ft
- Discovery rank
- #18,289 of 60,197
- Longest contact
- 0 h 40 min
Observed callsigns
RRR (174 contacts, 2016-2026)
Operator as per the registry of 28 Sept 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| RRR6628 | route not resolved | 5 Feb 2026, 12:465 Feb 2026 | 5 Feb 2026, 13:00 | 35,000 ft | 1,033 |
| RRR6247 | route not resolved | 5 Feb 2026, 02:245 Feb 2026 | 5 Feb 2026, 02:48 | 36,000 ft | 2,622 |
| RRR6246 | route not resolved | 4 Feb 2026, 16:464 Feb 2026 | 4 Feb 2026, 16:53 | 33,000 ft | 340 |
| RRR6629 | route not resolved | 16 Jan 2026, 14:1416 Jan 2026 | 16 Jan 2026, 14:37 | 36,000 ft | 1,705 |
| RRR6628 | route not resolved | 15 Jan 2026, 12:2515 Jan 2026 | 15 Jan 2026, 12:42 | 35,000 ft | 952 |
| RRR6205 | route not resolved | 21 Dec 2025, 18:3821 Dec 2025 | 21 Dec 2025, 18:55 | 30,000 ft | 1,314 |
| RRR6204 | route not resolved | 20 Dec 2025, 10:1220 Dec 2025 | 20 Dec 2025, 10:28 | 33,025 ft | 933 |
| RRR6203 | route not resolved | 5 Dec 2025, 23:365 Dec 2025 | 6 Dec 2025, 00:06 | 36,025 ft | 2,792 |
| RRR6202 | route not resolved | 4 Dec 2025, 12:484 Dec 2025 | 4 Dec 2025, 12:55 | 33,025 ft | 338 |
| RRR6629 | route not resolved | 13 Jun 2025, 17:4113 Jun 2025 | 13 Jun 2025, 18:07 | 36,000 ft | 1,193 |
| RRR6238 | route not resolved | 11 Jun 2025, 00:5211 Jun 2025 | 11 Jun 2025, 01:18 | 36,000 ft | 2,470 |
| RRR6269 | route not resolved | 8 Jun 2025, 00:108 Jun 2025 | 8 Jun 2025, 00:38 | 36,000 ft | 2,229 |
| RRR6264 | route not resolved | 4 Jun 2025, 21:104 Jun 2025 | 4 Jun 2025, 21:27 | 33,000 ft | 997 |
| RRR6261 | route not resolved | 3 Jun 2025, 21:183 Jun 2025 | 3 Jun 2025, 21:44 | 34,025 ft | 1,478 |
| RRR6260 | route not resolved | 2 Jun 2025, 21:242 Jun 2025 | 2 Jun 2025, 21:39 | 30,675 ft | 648 |
| RRR6317 | route not resolved | 29 May 2025, 21:4029 May 2025 | 29 May 2025, 22:08 | 36,000 ft | 1,779 |
| RRR6316 | route not resolved | 29 May 2025, 09:4829 May 2025 | 29 May 2025, 09:58 | 33,000 ft | 212 |
| RRR6997 | route not resolved | 30 Apr 2025, 21:0530 Apr 2025 | 30 Apr 2025, 21:32 | 36,000 ft | 1,715 |
| RRR6996 | route not resolved | 30 Apr 2025, 11:0130 Apr 2025 | 30 Apr 2025, 11:09 | 35,025 ft | 37 |
| RRR6235 | route not resolved | 13 Apr 2025, 15:5313 Apr 2025 | 13 Apr 2025, 16:16 | 32,000 ft | 1,325 |
| RRR6234 | route not resolved | 12 Apr 2025, 10:0612 Apr 2025 | 12 Apr 2025, 10:20 | 29,025 ft | 591 |
| RRR6125 | route not resolved | 1 Apr 2025, 02:501 Apr 2025 | 1 Apr 2025, 03:21 | 34,000 ft | 2,737 |
| RRR6124 | route not resolved | 31 Mar 2025, 16:0431 Mar 2025 | 31 Mar 2025, 16:19 | 33,000 ft | 828 |
| RRR6123 | route not resolved | 31 Mar 2025, 03:2131 Mar 2025 | 31 Mar 2025, 03:46 | 30,025 ft | 2,365 |
| RRR6122 | route not resolved | 30 Mar 2025, 15:3630 Mar 2025 | 30 Mar 2025, 15:51 | 34,300 ft | 693 |
