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Aircraft
ZZ173
Common
- Mode S hex
- 43C173
- Manufacturer
- Boeing
- Serial number
- UK3
- Year built
- not in the registry
- Operator
- Royal Air Force (SHF)
- Country of registration
United Kingdom
- First contact
- 5 May 2016, 13:02
- Last contact
- 28 Nov 2025, 14:58
- Logged visits
- 217
The station's story
- Cumulative contact time
- 76 h
- Distinct days
- 192
- Highest captured altitude
- 37,000 ft
- Discovery rank
- #9,724 of 57,441
- Longest contact
- 0 h 46 min
Observed callsigns
RRR (212 contacts, 2016-2025)
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 |
|---|---|---|---|---|---|
| RRR6248 | route not resolved | 7 Oct 2025, 08:317 Oct 2025 | 7 Oct 2025, 08:45 | 29,000 ft | 667 |
| RRR6245 | route not resolved | 7 Oct 2025, 00:327 Oct 2025 | 7 Oct 2025, 01:02 | 34,000 ft | 2,472 |
| RRR6232 | route not resolved | 6 Oct 2025, 10:356 Oct 2025 | 6 Oct 2025, 10:47 | 29,000 ft | 497 |
| RRR6629 | route not resolved | 3 Oct 2025, 15:373 Oct 2025 | 3 Oct 2025, 16:08 | 34,000 ft | 1,910 |
| RRR6628 | route not resolved | 2 Oct 2025, 12:022 Oct 2025 | 2 Oct 2025, 12:48 | 33,000 ft | 1,986 |
| RRR6112 | route not resolved | 19 Sept 2025, 10:3319 Sept 2025 | 19 Sept 2025, 10:49 | 33,000 ft | 553 |
| RRR6143 | route not resolved | 29 Jul 2025, 00:1129 Jul 2025 | 29 Jul 2025, 00:39 | 34,000 ft | 2,475 |
| RRR6142 | route not resolved | 18 Jul 2025, 10:1118 Jul 2025 | 18 Jul 2025, 10:25 | 34,375 ft | 657 |
| RRR6131 | route not resolved | 18 Jul 2025, 00:2318 Jul 2025 | 18 Jul 2025, 00:49 | 32,025 ft | 2,067 |
| RRR6130 | route not resolved | 16 Jul 2025, 10:0516 Jul 2025 | 16 Jul 2025, 10:20 | 35,000 ft | 754 |
| RRR6629 | route not resolved | 14 Jul 2025, 00:2914 Jul 2025 | 14 Jul 2025, 00:52 | 30,000 ft | 1,738 |
| RRR6628 | route not resolved | 13 Jul 2025, 11:3113 Jul 2025 | 13 Jul 2025, 11:47 | 33,000 ft | 584 |
| RRR6114 | route not resolved | 4 Jul 2025, 10:044 Jul 2025 | 4 Jul 2025, 10:16 | 29,000 ft | 390 |
| RRR6121 | route not resolved | 3 Jul 2025, 19:173 Jul 2025 | 3 Jul 2025, 19:43 | 32,000 ft | 1,607 |
| RRR6120 | route not resolved | 1 Jul 2025, 13:221 Jul 2025 | 1 Jul 2025, 13:38 | 35,000 ft | 680 |
| RRR6629 | route not resolved | 29 Jun 2025, 23:1929 Jun 2025 | 29 Jun 2025, 23:42 | 36,000 ft | 1,746 |
| RRR6629 | route not resolved | 20 Jun 2025, 21:0720 Jun 2025 | 20 Jun 2025, 21:34 | 34,000 ft | 1,732 |
| RRR6275 | route not resolved | 9 Jun 2025, 18:389 Jun 2025 | 9 Jun 2025, 19:03 | 36,000 ft | 1,410 |
| RRR6274 | route not resolved | 8 Jun 2025, 16:178 Jun 2025 | 8 Jun 2025, 16:23 | 33,000 ft | 231 |
| RRR6267 | route not resolved | 6 Jun 2025, 23:596 Jun 2025 | 7 Jun 2025, 00:25 | 34,000 ft | 1,917 |
| RRR6266 | route not resolved | 5 Jun 2025, 22:075 Jun 2025 | 5 Jun 2025, 22:22 | 33,000 ft | 703 |
| RRR6263 | route not resolved | 5 Jun 2025, 01:215 Jun 2025 | 5 Jun 2025, 01:45 | 32,000 ft | 1,950 |
| RRR6262 | route not resolved | 3 Jun 2025, 21:443 Jun 2025 | 3 Jun 2025, 22:02 | 35,025 ft | 1,010 |
| RRR6215 | route not resolved | 1 Jun 2025, 23:071 Jun 2025 | 1 Jun 2025, 23:35 | 36,000 ft | 1,289 |
| RRR6214 | route not resolved | 1 Jun 2025, 12:541 Jun 2025 | 1 Jun 2025, 13:06 | 33,000 ft | 176 |
