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Aircraft
HB-JKQ
Common
- Mode S hex
- 4B18D8
- Manufacturer
- Gulfstream
- Serial number
- 6539
- Year built
- 2023
- Operator
- Nomad Aviation (NUM)
- Country of registration
Switzerland- First contact
- 24 Sept 2023, 06:55
- Last contact
- 19 Feb 2026, 05:19
- Logged visits
- 25
The station's story
- Cumulative contact time
- 8 h
- Distinct days
- 18
- Highest captured altitude
- 47,000 ft
- Discovery rank
- #50,250 of 57,065
- Longest contact
- 0 h 41 min
- Contacts on this Mode S address
- 34 contacts on the address, 25 under this registration: the address has carried several identities over time.
Observed callsigns
NUM (19 contacts, 2023-2026)
Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| NUM401 | route not resolved | 19 Feb 2026, 05:0519 Feb 2026 | 19 Feb 2026, 05:19 | 43,600 ft | 1,246 |
| NUM401 | route not resolved | 21 Jan 2026, 20:2121 Jan 2026 | 21 Jan 2026, 20:23 | 9,000 ft | 62 |
| NUM401 | route not resolved | 19 Jan 2026, 19:5119 Jan 2026 | 19 Jan 2026, 19:56 | 7,400 ft | 134 |
| NUM401 | route not resolved | 10 Jan 2026, 18:0410 Jan 2026 | 10 Jan 2026, 18:35 | 30,600 ft | 513 |
| not transmitted | route not resolved | 10 Jan 2026, 15:5110 Jan 2026 | 10 Jan 2026, 15:51 | 1,400 ft | no position received |
| not transmitted | route not resolved | 10 Jan 2026, 15:2410 Jan 2026 | 10 Jan 2026, 15:24 | 1,350 ft | no position received |
| not transmitted | route not resolved | 9 Jan 2026, 15:259 Jan 2026 | 9 Jan 2026, 15:25 | not transmitted | no position received |
| NUM401 | route not resolved | 9 Jan 2026, 13:499 Jan 2026 | 9 Jan 2026, 14:30 | not transmitted | 2,030 |
| NUM401 | route not resolved | 5 Jan 2026, 19:085 Jan 2026 | 5 Jan 2026, 19:48 | 6,175 ft | 2,646 |
| NUM401 | route not resolved | 26 Dec 2025, 14:4526 Dec 2025 | 26 Dec 2025, 15:11 | 45,000 ft | 1,360 |
| NUM401 | route not resolved | 26 Dec 2025, 12:5726 Dec 2025 | 26 Dec 2025, 13:31 | 17,250 ft | 1,925 |
| NUM401 | route not resolved | 17 Sept 2025, 12:0317 Sept 2025 | 17 Sept 2025, 12:26 | 40,000 ft | 972 |
| NUM401 | route not resolved | 27 Aug 2025, 06:3027 Aug 2025 | 27 Aug 2025, 07:03 | 47,000 ft | 1,911 |
| NUM401 | route not resolved | 2 Jul 2025, 18:232 Jul 2025 | 2 Jul 2025, 18:55 | 47,000 ft | 1,134 |
| not transmitted | route not resolved | 15 Jan 2025, 22:0615 Jan 2025 | 15 Jan 2025, 22:18 | 32,325 ft | 264 |
| not transmitted | route not resolved | 15 Jan 2025, 07:5115 Jan 2025 | 15 Jan 2025, 08:03 | 16,850 ft | 535 |
| NUM401 | route not resolved | 29 Oct 2024, 09:0229 Oct 2024 | 29 Oct 2024, 09:22 | 39,000 ft | 1,201 |
| NUM401 | route not resolved | 19 Oct 2024, 23:2319 Oct 2024 | 19 Oct 2024, 23:25 | 45,000 ft | 93 |
| NUM401 | route not resolved | 17 Oct 2024, 16:2517 Oct 2024 | 17 Oct 2024, 16:28 | 41,000 ft | 14 |
| NUM401 | route not resolved | 21 Aug 2024, 19:4521 Aug 2024 | 21 Aug 2024, 20:11 | 35,275 ft | 1,040 |
| not transmitted | route not resolved | 21 Aug 2024, 17:5321 Aug 2024 | 21 Aug 2024, 17:53 | 1,275 ft | no position received |
| NUM401 | route not resolved | 20 Aug 2024, 15:3120 Aug 2024 | 20 Aug 2024, 15:58 | 1,400 ft | no position received |
| NUM401 | route not resolved | 10 Jul 2024, 16:1210 Jul 2024 | 10 Jul 2024, 16:30 | 41,000 ft | 713 |
| NUM401 | route not resolved | 28 Dec 2023, 16:1128 Dec 2023 | 28 Dec 2023, 16:39 | 7,775 ft | 1,937 |
| NUM401 | route not resolved | 28 Dec 2023, 14:3128 Dec 2023 | 28 Dec 2023, 14:57 | not transmitted | 1,254 |
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