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Aircraft
HB-VTW
Common
- Mode S hex
- 4B3978
- Manufacturer
- Textron Aviation
- Serial number
- 525-1044
- Year built
- 20197 years old
- Operator
- Alpine Flightservice
- Country of registration
Switzerland- First contact
- 14 May 2020, 14:24
- Last contact
- 15 Oct 2026, 17:21
- Logged visits
- 1,208
The station's story
- Cumulative contact time
- 398 h
- Distinct days
- 740
- Highest captured altitude
- 45,000 ft
- 1 corrupted frame(s) excluded from this maximum
- Discovery rank
- #38,086 of 60,449
- Longest contact
- 2 h 1 min
Observed callsigns
FSE (776 contacts, 2020-2024) · TSW (273 contacts, 2025-2026)
Operator as per the registry of 12 Oct 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| HBVTW | route not resolved | 2 Jun 2021, 09:462 Jun 2021 | 2 Jun 2021, 09:52 | 21,575 ft | 201 |
| HBVTW | route not resolved | 1 Jun 2021, 10:391 Jun 2021 | 1 Jun 2021, 11:07 | 21,150 ft | 819 |
| FSE1C | route not resolved | 30 May 2021, 12:4130 May 2021 | 30 May 2021, 13:09 | 37,600 ft | 1,544 |
| FSE1C | route not resolved | 30 May 2021, 11:1030 May 2021 | 30 May 2021, 11:28 | 10,600 ft | 88 |
| not transmitted | route not resolved | 30 May 2021, 09:1030 May 2021 | 30 May 2021, 09:10 | 24,675 ft | 1 |
| FSE1C | route not resolved | 27 May 2021, 19:2727 May 2021 | 27 May 2021, 19:43 | 11,875 ft | 1,370 |
| FSE1C | route not resolved | 27 May 2021, 08:5027 May 2021 | 27 May 2021, 10:51 | 40,000 ft | 4,753 |
| FSE1C | route not resolved | 24 May 2021, 14:4724 May 2021 | 24 May 2021, 15:05 | 28,700 ft | 849 |
| not transmitted | route not resolved | 23 May 2021, 18:5623 May 2021 | 23 May 2021, 18:56 | not transmitted | no position received |
| FSE1C | route not resolved | 23 May 2021, 17:4423 May 2021 | 23 May 2021, 17:57 | 21,975 ft | 435 |
| FSE1C | route not resolved | 21 May 2021, 10:0621 May 2021 | 21 May 2021, 10:30 | 39,000 ft | 1,411 |
| FSE1C | route not resolved | 18 May 2021, 19:4118 May 2021 | 18 May 2021, 20:01 | 14,275 ft | 854 |
| HBVTW | route not resolved | 18 May 2021, 14:2018 May 2021 | 18 May 2021, 14:25 | 17,000 ft | 260 |
| HBVTW | route not resolved | 17 May 2021, 18:4517 May 2021 | 17 May 2021, 19:03 | 9,775 ft | 598 |
| HBVTW | route not resolved | 17 May 2021, 07:0317 May 2021 | 17 May 2021, 07:18 | 29,000 ft | 1,004 |
| HBVTW | route not resolved | 16 May 2021, 18:1716 May 2021 | 16 May 2021, 18:30 | 11,375 ft | 634 |
| FSE1C | route not resolved | 16 May 2021, 16:3516 May 2021 | 16 May 2021, 17:07 | 17,225 ft | 2,658 |
| FSE1C | route not resolved | 16 May 2021, 14:1516 May 2021 | 16 May 2021, 14:38 | 38,000 ft | 1,272 |
| FSE1C | route not resolved | 15 May 2021, 12:1215 May 2021 | 15 May 2021, 12:46 | 40,000 ft | 2,069 |
| FSE1C | route not resolved | 15 May 2021, 10:5015 May 2021 | 15 May 2021, 11:18 | 1,450 ft | 2,401 |
| FSE1C | route not resolved | 14 May 2021, 17:3214 May 2021 | 14 May 2021, 17:50 | 41,000 ft | 260 |
| FSE1C | route not resolved | 14 May 2021, 13:5814 May 2021 | 14 May 2021, 14:18 | 36,000 ft | 1,751 |
| FSE1C | route not resolved | 13 May 2021, 17:4013 May 2021 | 13 May 2021, 18:09 | 7,475 ft | 1,459 |
| FSE1C | route not resolved | 13 May 2021, 13:2213 May 2021 | 13 May 2021, 13:49 | 39,000 ft | 1,291 |
| FSE1C | route not resolved | 9 May 2021, 11:569 May 2021 | 9 May 2021, 12:09 | 39,000 ft | 308 |
