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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
- 11 Aug 2026, 08:50
- Logged visits
- 1,164
The station's story
- Cumulative contact time
- 381 h
- Distinct days
- 710
- Highest captured altitude
- 45,000 ft
- 1 corrupted frame(s) excluded from this maximum
- Discovery rank
- #37,857 of 57,080
- Longest contact
- 2 h 1 min
Observed callsigns
FSE (776 contacts, 2020-2024) · TSW (232 contacts, 2025-2026)
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 |
|---|---|---|---|---|---|
| FSE1C | route not resolved | 7 Jun 2021, 19:057 Jun 2021 | 7 Jun 2021, 19:31 | 40,000 ft | 1,785 |
| not transmitted | route not resolved | 7 Jun 2021, 10:327 Jun 2021 | 7 Jun 2021, 10:37 | 35,000 ft | 1 |
| not transmitted | route not resolved | 6 Jun 2021, 16:206 Jun 2021 | 6 Jun 2021, 16:20 | 36,650 ft | 2 |
| FSE1C | route not resolved | 6 Jun 2021, 12:536 Jun 2021 | 6 Jun 2021, 12:56 | 34,875 ft | 52 |
| FSE1C | route not resolved | 3 Jun 2021, 16:273 Jun 2021 | 3 Jun 2021, 16:54 | 5,175 ft | 1,636 |
| FSE1C | route not resolved | 3 Jun 2021, 08:133 Jun 2021 | 3 Jun 2021, 08:40 | 36,000 ft | 2,048 |
| FSE1C | route not resolved | 2 Jun 2021, 17:582 Jun 2021 | 2 Jun 2021, 18:00 | 6,650 ft | 73 |
| not transmitted | route not resolved | 2 Jun 2021, 16:582 Jun 2021 | 2 Jun 2021, 17:03 | 30,425 ft | 11 |
| FSE1C | route not resolved | 2 Jun 2021, 11:542 Jun 2021 | 2 Jun 2021, 12:19 | 40,000 ft | 575 |
| 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 |
