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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
- 14 Aug 2026, 16:08
- Logged visits
- 1,411
The station's story
- Cumulative contact time
- 176 h
- Distinct days
- 761
- Highest captured altitude
- 39,025 ft
- Discovery rank
- #25,508 of 57,391
- Longest contact
- 0 h 40 min
- Contacts on this Mode S address
- 1,454 contacts on the address, 1,411 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 |
|---|---|---|---|---|---|
| GSW610 | LFSB > BKPR | 11 Apr 2025, 06:1611 Apr 2025 | 11 Apr 2025, 06:22 | 20,600 ft | 99 |
| GSW610 | LFSB > BKPR | 10 Apr 2025, 06:3110 Apr 2025 | 10 Apr 2025, 06:36 | 17,800 ft | 169 |
| GSW615 | route not resolved | 9 Apr 2025, 22:139 Apr 2025 | 9 Apr 2025, 22:14 | 17,950 ft | 10 |
| GSW612 | route not resolved | 9 Apr 2025, 11:579 Apr 2025 | 9 Apr 2025, 12:02 | 19,600 ft | 22 |
| not transmitted | route not resolved | 8 Apr 2025, 22:408 Apr 2025 | 8 Apr 2025, 22:41 | 14,550 ft | 1 |
| not transmitted | route not resolved | 6 Apr 2025, 10:336 Apr 2025 | 6 Apr 2025, 10:33 | 12,150 ft | no position received |
| GSW1PM | route not resolved | 30 Mar 2025, 15:5630 Mar 2025 | 30 Mar 2025, 16:16 | 18,650 ft | 464 |
| GSW1EP | LSZH > LEPA | 30 Mar 2025, 11:5130 Mar 2025 | 30 Mar 2025, 12:10 | 33,000 ft | 1,145 |
| GSW612 | route not resolved | 29 Mar 2025, 12:0429 Mar 2025 | 29 Mar 2025, 12:12 | 23,300 ft | 60 |
| GSW611 | route not resolved | 29 Mar 2025, 10:3029 Mar 2025 | 29 Mar 2025, 10:33 | 18,100 ft | 14 |
| GSW610 | LFSB > BKPR | 29 Mar 2025, 06:2329 Mar 2025 | 29 Mar 2025, 06:29 | 17,900 ft | 8 |
| not transmitted | route not resolved | 28 Mar 2025, 22:2828 Mar 2025 | 28 Mar 2025, 22:28 | 16,350 ft | 2 |
| GSW612 | route not resolved | 27 Mar 2025, 11:5627 Mar 2025 | 27 Mar 2025, 12:03 | 21,425 ft | 22 |
| GSW613 | route not resolved | 26 Mar 2025, 21:4326 Mar 2025 | 26 Mar 2025, 21:53 | 7,500 ft | 134 |
| GSW1PM | route not resolved | 26 Mar 2025, 15:3326 Mar 2025 | 26 Mar 2025, 15:55 | 11,725 ft | 555 |
| GSW1EP | LSZH > LEPA | 26 Mar 2025, 11:5026 Mar 2025 | 26 Mar 2025, 12:09 | 37,000 ft | 1,203 |
| GSW612 | route not resolved | 25 Mar 2025, 12:0425 Mar 2025 | 25 Mar 2025, 12:13 | 24,500 ft | 185 |
| not transmitted | route not resolved | 24 Mar 2025, 22:1424 Mar 2025 | 24 Mar 2025, 22:16 | 16,750 ft | 15 |
| GSW612 | route not resolved | 22 Mar 2025, 12:0622 Mar 2025 | 22 Mar 2025, 12:12 | 19,750 ft | 104 |
| GSW613 | route not resolved | 21 Mar 2025, 22:2521 Mar 2025 | 21 Mar 2025, 22:33 | 9,750 ft | 20 |
| GSW612 | route not resolved | 20 Mar 2025, 12:0120 Mar 2025 | 20 Mar 2025, 12:05 | 20,075 ft | 4 |
| GSW613 | route not resolved | 19 Mar 2025, 21:5119 Mar 2025 | 19 Mar 2025, 21:52 | 16,100 ft | 9 |
| not transmitted | route not resolved | 19 Mar 2025, 15:2519 Mar 2025 | 19 Mar 2025, 15:25 | 33,200 ft | no position received |
| GSW1EP | LSZH > LEPA | 19 Mar 2025, 11:5019 Mar 2025 | 19 Mar 2025, 12:11 | 37,025 ft | 1,322 |
| GSW612 | route not resolved | 18 Mar 2025, 11:5518 Mar 2025 | 18 Mar 2025, 11:58 | 19,375 ft | 14 |
