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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 60,455
- 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 |
|---|---|---|---|---|---|
| not transmitted | route not resolved | 9 Oct 2023, 11:449 Oct 2023 | 9 Oct 2023, 11:45 | 27,975 ft | no position received |
| FSE1C | route not resolved | 8 Oct 2023, 15:298 Oct 2023 | 8 Oct 2023, 16:07 | 19,900 ft | 1,646 |
| FSE1C | route not resolved | 8 Oct 2023, 10:158 Oct 2023 | 8 Oct 2023, 10:37 | 29,000 ft | 805 |
| FSE1C | route not resolved | 7 Oct 2023, 13:567 Oct 2023 | 7 Oct 2023, 14:16 | 5,175 ft | 581 |
| FSE1C | route not resolved | 6 Oct 2023, 10:016 Oct 2023 | 6 Oct 2023, 10:25 | 35,000 ft | 984 |
| FSE1C | route not resolved | 5 Oct 2023, 16:495 Oct 2023 | 5 Oct 2023, 17:17 | 12,175 ft | 1,064 |
| FSE1C | route not resolved | 4 Oct 2023, 20:424 Oct 2023 | 4 Oct 2023, 21:30 | 41,000 ft | 3,320 |
| FSE1C | route not resolved | 28 Sept 2023, 09:2828 Sept 2023 | 28 Sept 2023, 09:40 | 10,675 ft | 509 |
| FSE1C | route not resolved | 27 Sept 2023, 16:0427 Sept 2023 | 27 Sept 2023, 16:16 | 35,000 ft | 83 |
| FSE1C | route not resolved | 27 Sept 2023, 12:2627 Sept 2023 | 27 Sept 2023, 12:43 | 19,200 ft | 282 |
| not transmitted | route not resolved | 26 Sept 2023, 12:4126 Sept 2023 | 26 Sept 2023, 12:47 | 29,000 ft | 3 |
| FSE1C | route not resolved | 22 Sept 2023, 12:5522 Sept 2023 | 22 Sept 2023, 13:14 | 29,525 ft | 418 |
| FSE1C | route not resolved | 21 Sept 2023, 18:5021 Sept 2023 | 21 Sept 2023, 19:12 | 23,000 ft | 612 |
| FSE1C | route not resolved | 21 Sept 2023, 13:1821 Sept 2023 | 21 Sept 2023, 13:38 | 1,625 ft | 954 |
| FSE1C | route not resolved | 21 Sept 2023, 10:1521 Sept 2023 | 21 Sept 2023, 10:21 | 29,000 ft | 27 |
| FSE1C | route not resolved | 20 Sept 2023, 20:0220 Sept 2023 | 20 Sept 2023, 20:24 | 12,400 ft | 806 |
| FSE1C | route not resolved | 19 Sept 2023, 18:3419 Sept 2023 | 19 Sept 2023, 18:43 | 19,000 ft | 214 |
| FSE1C | route not resolved | 19 Sept 2023, 08:0619 Sept 2023 | 19 Sept 2023, 08:25 | 29,000 ft | 254 |
| not transmitted | route not resolved | 18 Sept 2023, 15:1418 Sept 2023 | 18 Sept 2023, 15:14 | 31,850 ft | no position received |
| FSE1C | route not resolved | 18 Sept 2023, 09:3018 Sept 2023 | 18 Sept 2023, 10:02 | 30,000 ft | 2,045 |
| FSE1C | route not resolved | 18 Sept 2023, 08:1018 Sept 2023 | 18 Sept 2023, 08:31 | not transmitted | 1,925 |
| FSE1C | route not resolved | 17 Sept 2023, 17:0217 Sept 2023 | 17 Sept 2023, 17:34 | 9,750 ft | 1,344 |
| FSE1C | route not resolved | 16 Sept 2023, 10:2516 Sept 2023 | 16 Sept 2023, 10:49 | 35,000 ft | 416 |
| FSE1C | route not resolved | 15 Sept 2023, 18:2615 Sept 2023 | 15 Sept 2023, 18:50 | 6,500 ft | 651 |
| FSE1C | route not resolved | 15 Sept 2023, 15:2315 Sept 2023 | 15 Sept 2023, 15:44 | 36,000 ft | 764 |
