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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
- #25,494 of 57,137
- 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 |
|---|---|---|---|---|---|
| not transmitted | route not resolved | 1 Oct 2023, 12:561 Oct 2023 | 1 Oct 2023, 12:57 | 9,500 ft | no position received |
| not transmitted | route not resolved | 29 Sept 2023, 15:3929 Sept 2023 | 29 Sept 2023, 15:47 | 28,825 ft | no position received |
| GSW1EP | LSZH > LEPA | 29 Sept 2023, 12:1329 Sept 2023 | 29 Sept 2023, 12:33 | 37,000 ft | 1,008 |
| GSW7JA | LEIB > LSZH | 24 Sept 2023, 21:1224 Sept 2023 | 24 Sept 2023, 21:35 | 17,325 ft | 488 |
| GSW6EJ | route not resolved | 24 Sept 2023, 17:2624 Sept 2023 | 24 Sept 2023, 17:48 | 36,975 ft | 1,375 |
| GSW1PM | route not resolved | 24 Sept 2023, 15:3524 Sept 2023 | 24 Sept 2023, 16:00 | 10,100 ft | 511 |
| GSW1EP | LSZH > LEPA | 24 Sept 2023, 11:5724 Sept 2023 | 24 Sept 2023, 12:19 | 33,900 ft | 482 |
| GSW7JA | LEIB > LSZH | 21 Sept 2023, 22:1321 Sept 2023 | 21 Sept 2023, 22:19 | 29,225 ft | 3 |
| GSW6EJ | route not resolved | 21 Sept 2023, 18:2521 Sept 2023 | 21 Sept 2023, 18:52 | 35,000 ft | 423 |
| not transmitted | route not resolved | 21 Sept 2023, 15:4121 Sept 2023 | 21 Sept 2023, 15:43 | 32,850 ft | 4 |
| GSW1EP | LSZH > LEPA | 21 Sept 2023, 11:5921 Sept 2023 | 21 Sept 2023, 12:20 | 33,000 ft | 1,074 |
| not transmitted | route not resolved | 17 Sept 2023, 21:2417 Sept 2023 | 17 Sept 2023, 21:24 | 30,000 ft | no position received |
| GSW6EJ | route not resolved | 17 Sept 2023, 17:2317 Sept 2023 | 17 Sept 2023, 17:34 | 36,975 ft | 108 |
| not transmitted | route not resolved | 17 Sept 2023, 15:2817 Sept 2023 | 17 Sept 2023, 15:29 | 32,275 ft | no position received |
| GSW1EP | LSZH > LEPA | 17 Sept 2023, 11:5917 Sept 2023 | 17 Sept 2023, 12:20 | 37,025 ft | 48 |
| GSW6EJ | route not resolved | 14 Sept 2023, 18:3414 Sept 2023 | 14 Sept 2023, 19:01 | 33,000 ft | 1,417 |
| GSW1PM | route not resolved | 14 Sept 2023, 15:4514 Sept 2023 | 14 Sept 2023, 15:51 | 29,200 ft | 10 |
| GSW1EP | LSZH > LEPA | 14 Sept 2023, 11:5414 Sept 2023 | 14 Sept 2023, 12:16 | 37,000 ft | 1,268 |
| GSW1PM | route not resolved | 13 Sept 2023, 16:1213 Sept 2023 | 13 Sept 2023, 16:31 | 12,625 ft | 20 |
| GSW1EP | LSZH > LEPA | 13 Sept 2023, 12:4413 Sept 2023 | 13 Sept 2023, 13:05 | 34,000 ft | 843 |
| GSW1PM | route not resolved | 2 Sept 2023, 15:462 Sept 2023 | 2 Sept 2023, 16:03 | 17,025 ft | 349 |
| GSW1EP | LSZH > LEPA | 2 Sept 2023, 12:092 Sept 2023 | 2 Sept 2023, 12:14 | 31,275 ft | 1 |
| not transmitted | route not resolved | 31 Aug 2023, 15:5831 Aug 2023 | 31 Aug 2023, 15:58 | 32,950 ft | no position received |
| not transmitted | route not resolved | 31 Aug 2023, 12:0431 Aug 2023 | 31 Aug 2023, 12:07 | 31,525 ft | no position received |
| not transmitted | route not resolved | 29 Aug 2023, 15:4429 Aug 2023 | 29 Aug 2023, 15:45 | 33,625 ft | 5 |
