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Aircraft
HB-JOS
Common
- Mode S hex
- 4B1942
- Type
- Airbus A320A320
- Manufacturer
- Airbus
- Serial number
- 4391
- Year built
- 201016 years old
- Operator
- Chair Airlines (CSW)
- Country of registration
Switzerland
- First contact
- 13 Sept 2017, 13:06
- Last contact
- 12 Aug 2026, 11:37
- Logged visits
- 1,410
The station's story
- Cumulative contact time
- 176 h
- Distinct days
- 761
- Highest captured altitude
- 39,025 ft
- Discovery rank
- #25,493 of 57,104
- Longest contact
- 0 h 40 min
- Contacts on this Mode S address
- 1,453 contacts on the address, 1,410 under this registration: the address has carried several identities over time.
Same airframe, also seen as
- HZ-AS35from 7 Oct 2016 to 7 Oct 2016 · 2 contacts
These registrations share the same serial number and type according to the reference data. Serial numbers can collide, though: it is a deduction, not a certainty.
Observed callsigns
GSW (541 contacts, 2023-2025) · CSW (470 contacts, 2025-2026) · ENT (2 contacts, 2025)
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 |
|---|---|---|---|---|---|
| GSW1EP | LSZH > LEPA | 29 Aug 2023, 11:5129 Aug 2023 | 29 Aug 2023, 12:13 | 33,000 ft | 1,398 |
| GSW1PM | route not resolved | 26 Aug 2023, 15:4526 Aug 2023 | 26 Aug 2023, 16:01 | 19,275 ft | 459 |
| GSW1EP | LSZH > LEPA | 26 Aug 2023, 11:5226 Aug 2023 | 26 Aug 2023, 12:15 | 37,000 ft | 469 |
| GSW802 | route not resolved | 25 Aug 2023, 16:0025 Aug 2023 | 25 Aug 2023, 16:03 | 28,075 ft | 18 |
| not transmitted | route not resolved | 15 Aug 2023, 10:3915 Aug 2023 | 15 Aug 2023, 10:41 | 33,075 ft | no position received |
| not transmitted | route not resolved | 13 Aug 2023, 17:0813 Aug 2023 | 13 Aug 2023, 17:08 | 28,275 ft | no position received |
| GSW1PM | route not resolved | 12 Aug 2023, 16:0012 Aug 2023 | 12 Aug 2023, 16:08 | 27,775 ft | 39 |
| not transmitted | route not resolved | 12 Aug 2023, 12:1712 Aug 2023 | 12 Aug 2023, 12:24 | 15,025 ft | 2 |
| GSW804 | route not resolved | 8 Aug 2023, 09:038 Aug 2023 | 8 Aug 2023, 09:04 | 27,750 ft | 5 |
| not transmitted | route not resolved | 7 Aug 2023, 22:317 Aug 2023 | 7 Aug 2023, 22:31 | 28,675 ft | no position received |
| not transmitted | route not resolved | 3 Aug 2023, 16:503 Aug 2023 | 3 Aug 2023, 16:54 | 30,650 ft | 7 |
| not transmitted | route not resolved | 31 Jul 2023, 22:3331 Jul 2023 | 31 Jul 2023, 22:34 | 17,025 ft | no position received |
| GSW802 | route not resolved | 31 Jul 2023, 16:2031 Jul 2023 | 31 Jul 2023, 16:25 | 30,450 ft | no position received |
| not transmitted | route not resolved | 29 Jul 2023, 14:2729 Jul 2023 | 29 Jul 2023, 14:28 | 29,475 ft | no position received |
| GSW890 | route not resolved | 29 Jul 2023, 06:5529 Jul 2023 | 29 Jul 2023, 06:57 | 28,075 ft | 5 |
| not transmitted | route not resolved | 27 Jul 2023, 09:2427 Jul 2023 | 27 Jul 2023, 09:26 | 28,850 ft | no position received |
| GSW890 | route not resolved | 26 Jul 2023, 07:1226 Jul 2023 | 26 Jul 2023, 07:16 | 30,500 ft | 56 |
| GSW630 | LSZH > LWSK | 25 Jul 2023, 18:4925 Jul 2023 | 25 Jul 2023, 18:54 | 31,250 ft | 9 |
| not transmitted | route not resolved | 25 Jul 2023, 15:3425 Jul 2023 | 25 Jul 2023, 15:37 | 29,300 ft | 5 |
| GSW1EP | LSZH > LEPA | 25 Jul 2023, 11:5325 Jul 2023 | 25 Jul 2023, 12:20 | 32,975 ft | 831 |
| not transmitted | route not resolved | 24 Jul 2023, 16:2924 Jul 2023 | 24 Jul 2023, 16:39 | 24,275 ft | 4 |
| not transmitted | route not resolved | 23 Jul 2023, 22:0723 Jul 2023 | 23 Jul 2023, 22:07 | 29,875 ft | no position received |
| GSW6EJ | route not resolved | 23 Jul 2023, 18:2423 Jul 2023 | 23 Jul 2023, 18:34 | 35,000 ft | 81 |
| not transmitted | route not resolved | 23 Jul 2023, 15:3723 Jul 2023 | 23 Jul 2023, 15:37 | 31,425 ft | no position received |
| GSW1EP | LSZH > LEPA | 23 Jul 2023, 12:0023 Jul 2023 | 23 Jul 2023, 12:22 | 31,025 ft | 985 |
