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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
- 12 Aug 2026, 20:15
- Logged visits
- 1,165
The station's story
- Cumulative contact time
- 382 h
- Distinct days
- 711
- Highest captured altitude
- 45,000 ft
- 1 corrupted frame(s) excluded from this maximum
- Discovery rank
- #37,862 of 57,157
- Longest contact
- 2 h 1 min
Observed callsigns
FSE (776 contacts, 2020-2024) · TSW (233 contacts, 2025-2026)
Operator as per the registry of 12 Aug 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| FSE1C | route not resolved | 11 Jun 2023, 19:3311 Jun 2023 | 11 Jun 2023, 19:50 | 13,000 ft | 209 |
| FSE1C | route not resolved | 7 Jun 2023, 21:247 Jun 2023 | 7 Jun 2023, 21:49 | 13,050 ft | 1,348 |
| FSE1C | route not resolved | 7 Jun 2023, 11:377 Jun 2023 | 7 Jun 2023, 12:05 | 28,975 ft | 1,527 |
| FSE1C | route not resolved | 7 Jun 2023, 08:297 Jun 2023 | 7 Jun 2023, 08:38 | 35,000 ft | 116 |
| FSE1C | route not resolved | 5 Jun 2023, 14:385 Jun 2023 | 5 Jun 2023, 15:01 | 13,900 ft | 346 |
| FSE1C | route not resolved | 2 Jun 2023, 12:082 Jun 2023 | 2 Jun 2023, 12:16 | 31,000 ft | 113 |
| FSE1C | route not resolved | 31 May 2023, 15:1931 May 2023 | 31 May 2023, 15:42 | 35,000 ft | 1,033 |
| FSE1C | route not resolved | 31 May 2023, 13:2831 May 2023 | 31 May 2023, 14:01 | 24,850 ft | 1,717 |
| FSE1C | route not resolved | 30 May 2023, 21:1430 May 2023 | 30 May 2023, 21:25 | 37,275 ft | 313 |
| not transmitted | route not resolved | 30 May 2023, 19:4930 May 2023 | 30 May 2023, 19:49 | 30,000 ft | no position received |
| FSE1C | route not resolved | 29 May 2023, 23:2329 May 2023 | 29 May 2023, 23:59 | 39,000 ft | 2,316 |
| FSE1C | route not resolved | 29 May 2023, 20:2829 May 2023 | 29 May 2023, 20:59 | 38,000 ft | 1,839 |
| FSE1C | route not resolved | 29 May 2023, 18:2229 May 2023 | 29 May 2023, 18:53 | 29,000 ft | 1,571 |
| FSE1C | route not resolved | 28 May 2023, 19:2428 May 2023 | 28 May 2023, 19:37 | 8,375 ft | 171 |
| FSE1C | route not resolved | 28 May 2023, 15:2728 May 2023 | 28 May 2023, 15:46 | 39,000 ft | 762 |
| FSE1C | route not resolved | 28 May 2023, 11:5428 May 2023 | 28 May 2023, 12:26 | 40,000 ft | 1,605 |
| FSE1C | route not resolved | 28 May 2023, 09:0528 May 2023 | 28 May 2023, 09:27 | 29,000 ft | 1,042 |
| FSE1C | route not resolved | 27 May 2023, 17:3127 May 2023 | 27 May 2023, 17:48 | 10,000 ft | 25 |
| FSE1C | route not resolved | 27 May 2023, 14:5827 May 2023 | 27 May 2023, 15:48 | 40,000 ft | 1,880 |
| FSE1C | route not resolved | 26 May 2023, 16:5026 May 2023 | 26 May 2023, 17:15 | 33,000 ft | 1,158 |
| FSE1C | route not resolved | 26 May 2023, 14:5026 May 2023 | 26 May 2023, 14:54 | 10,900 ft | 7 |
| FSE1C | route not resolved | 26 May 2023, 09:5926 May 2023 | 26 May 2023, 10:21 | 35,000 ft | 968 |
| FSE1C | route not resolved | 24 May 2023, 18:4124 May 2023 | 24 May 2023, 18:57 | 18,100 ft | 312 |
| FSE1C | route not resolved | 24 May 2023, 16:3324 May 2023 | 24 May 2023, 17:01 | 33,000 ft | 273 |
| FSE1C | route not resolved | 22 May 2023, 13:1622 May 2023 | 22 May 2023, 13:45 | 23,200 ft | 1,101 |
