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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
- 16 Sept 2026, 01:45
- Logged visits
- 180
The station's story
- Cumulative contact time
- 60 h
- Distinct days
- 158
- Highest captured altitude
- 38,000 ft
- Discovery rank
- #18,275 of 60,056
- Longest contact
- 0 h 40 min
Observed callsigns
RRR (172 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 |
|---|---|---|---|---|---|
| RRR6403 | route not resolved | 16 Sept 2026, 01:0716 Sept 2026 | 16 Sept 2026, 01:45 | 36,000 ft | 2,543 |
| RRR6402 | route not resolved | 15 Sept 2026, 15:2715 Sept 2026 | 15 Sept 2026, 15:42 | 31,000 ft | 573 |
| RRR6400 | route not resolved | 14 Sept 2026, 14:0914 Sept 2026 | 14 Sept 2026, 14:18 | 31,000 ft | 197 |
| RRR6403 | route not resolved | 12 Sept 2026, 11:4112 Sept 2026 | 12 Sept 2026, 12:01 | 30,025 ft | 1,028 |
| RRR6402 | route not resolved | 11 Sept 2026, 18:4011 Sept 2026 | 11 Sept 2026, 18:54 | 33,000 ft | 582 |
| RRR6403 | route not resolved | 9 Sept 2026, 18:269 Sept 2026 | 9 Sept 2026, 18:47 | 34,000 ft | 1,246 |
| RRR6402 | route not resolved | 9 Sept 2026, 09:239 Sept 2026 | 9 Sept 2026, 09:40 | 35,025 ft | 895 |
| RRR6629 | route not resolved | 30 Aug 2026, 22:1730 Aug 2026 | 30 Aug 2026, 22:43 | 36,025 ft | 1,602 |
| RRR6993 | route not resolved | 28 Aug 2026, 16:5228 Aug 2026 | 28 Aug 2026, 17:13 | 36,025 ft | 1,398 |
| RRR6992 | route not resolved | 27 Aug 2026, 13:0727 Aug 2026 | 27 Aug 2026, 13:22 | 33,025 ft | 342 |
| RRR6227 | route not resolved | 19 Aug 2026, 18:3119 Aug 2026 | 19 Aug 2026, 18:57 | 32,025 ft | 1,175 |
| RRR6226 | route not resolved | 9 Aug 2026, 09:389 Aug 2026 | 9 Aug 2026, 09:55 | 33,000 ft | 839 |
| RRR6128 | route not resolved | 27 Jul 2026, 12:5627 Jul 2026 | 27 Jul 2026, 13:19 | 34,025 ft | 1,117 |
| RRR6628 | route not resolved | 20 Jul 2026, 16:1120 Jul 2026 | 20 Jul 2026, 16:26 | 33,000 ft | 709 |
| RRR6629 | route not resolved | 24 Apr 2026, 17:0724 Apr 2026 | 24 Apr 2026, 17:30 | 36,025 ft | 1,483 |
| RRR6628 | route not resolved | 23 Apr 2026, 14:1023 Apr 2026 | 23 Apr 2026, 14:24 | 33,025 ft | 495 |
| RRR6629 | route not resolved | 20 Apr 2026, 03:5920 Apr 2026 | 20 Apr 2026, 04:23 | 34,025 ft | 2,591 |
| RRR6628 | route not resolved | 18 Apr 2026, 16:3918 Apr 2026 | 18 Apr 2026, 16:55 | 33,025 ft | 711 |
| RRR6629 | route not resolved | 4 Apr 2026, 19:194 Apr 2026 | 4 Apr 2026, 19:44 | 33,975 ft | 1,938 |
| RRR6628 | route not resolved | 3 Apr 2026, 16:433 Apr 2026 | 3 Apr 2026, 16:57 | 31,025 ft | 720 |
| RRR6629 | route not resolved | 26 Feb 2026, 21:5826 Feb 2026 | 26 Feb 2026, 22:20 | 34,000 ft | 1,573 |
| RRR6628 | route not resolved | 26 Feb 2026, 11:0426 Feb 2026 | 26 Feb 2026, 11:20 | 33,000 ft | 832 |
| RRR6629 | route not resolved | 6 Feb 2026, 17:106 Feb 2026 | 6 Feb 2026, 17:32 | 36,000 ft | 1,570 |
| 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 |
