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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
- #25,497 of 57,223
- 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 | 20 Mar 2024, 16:0520 Mar 2024 | 20 Mar 2024, 16:05 | 33,475 ft | no position received |
| GSW1EP | LSZH > LEPA | 20 Mar 2024, 12:2120 Mar 2024 | 20 Mar 2024, 12:47 | 37,000 ft | 1,354 |
| GSW610 | LFSB > BKPR | 17 Mar 2024, 11:5717 Mar 2024 | 17 Mar 2024, 12:03 | 17,675 ft | 1 |
| GSW611 | route not resolved | 16 Mar 2024, 21:3716 Mar 2024 | 16 Mar 2024, 21:45 | 10,550 ft | 4 |
| GSW1EP | LSZH > LEPA | 13 Mar 2024, 12:2413 Mar 2024 | 13 Mar 2024, 12:46 | 35,000 ft | 1,547 |
| GSW610 | LFSB > BKPR | 10 Mar 2024, 11:5910 Mar 2024 | 10 Mar 2024, 12:03 | 18,275 ft | 94 |
| GSW610 | LFSB > BKPR | 6 Mar 2024, 11:526 Mar 2024 | 6 Mar 2024, 11:57 | not transmitted | 47 |
| GSW610 | LFSB > BKPR | 5 Mar 2024, 11:515 Mar 2024 | 5 Mar 2024, 11:58 | 21,675 ft | 46 |
| not transmitted | route not resolved | 4 Mar 2024, 22:484 Mar 2024 | 4 Mar 2024, 22:48 | 16,125 ft | 2 |
| GSW610 | LFSB > BKPR | 3 Mar 2024, 11:513 Mar 2024 | 3 Mar 2024, 11:58 | 21,900 ft | 38 |
| GSW610 | LFSB > BKPR | 1 Mar 2024, 12:081 Mar 2024 | 1 Mar 2024, 12:12 | 24,150 ft | 16 |
| GSW611 | route not resolved | 29 Feb 2024, 21:4429 Feb 2024 | 29 Feb 2024, 21:46 | 15,850 ft | 9 |
| GSW610 | LFSB > BKPR | 28 Feb 2024, 12:0328 Feb 2024 | 28 Feb 2024, 12:05 | 18,025 ft | 14 |
| GSW610 | LFSB > BKPR | 27 Feb 2024, 12:0527 Feb 2024 | 27 Feb 2024, 12:08 | 20,550 ft | 51 |
| GSW611 | route not resolved | 26 Feb 2024, 23:0326 Feb 2024 | 26 Feb 2024, 23:04 | 16,300 ft | 11 |
| GSW610 | LFSB > BKPR | 24 Feb 2024, 06:2524 Feb 2024 | 24 Feb 2024, 06:31 | 22,000 ft | 111 |
| GSW611 | route not resolved | 23 Feb 2024, 21:2723 Feb 2024 | 23 Feb 2024, 21:28 | 17,100 ft | 7 |
| GSW610 | LFSB > BKPR | 22 Feb 2024, 11:5022 Feb 2024 | 22 Feb 2024, 11:56 | 20,075 ft | 38 |
| GSW611 | route not resolved | 21 Feb 2024, 21:3421 Feb 2024 | 21 Feb 2024, 21:42 | 10,725 ft | 26 |
| GSW610 | LFSB > BKPR | 20 Feb 2024, 11:5120 Feb 2024 | 20 Feb 2024, 11:54 | 19,650 ft | 53 |
| GSW611 | route not resolved | 19 Feb 2024, 22:4219 Feb 2024 | 19 Feb 2024, 22:50 | 10,325 ft | 146 |
| GSW610 | LFSB > BKPR | 18 Feb 2024, 11:5318 Feb 2024 | 18 Feb 2024, 12:00 | 19,825 ft | 10 |
| GSW611 | route not resolved | 17 Feb 2024, 22:2317 Feb 2024 | 17 Feb 2024, 22:30 | 9,450 ft | 13 |
| GSW610 | LFSB > BKPR | 14 Feb 2024, 11:5314 Feb 2024 | 14 Feb 2024, 11:54 | 19,650 ft | 20 |
| GSW611 | route not resolved | 13 Feb 2024, 21:4613 Feb 2024 | 13 Feb 2024, 21:48 | 17,525 ft | 70 |
