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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
- #25,501 of 57,302
- 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 May 2025, 15:551 May 2025 | 1 May 2025, 15:56 | 34,075 ft | no position received |
| GSW1EP | LSZH > LEPA | 1 May 2025, 12:261 May 2025 | 1 May 2025, 12:44 | 33,000 ft | 898 |
| GSW610 | LFSB > BKPR | 29 Apr 2025, 06:2129 Apr 2025 | 29 Apr 2025, 06:28 | 22,150 ft | 45 |
| not transmitted | route not resolved | 28 Apr 2025, 21:3528 Apr 2025 | 28 Apr 2025, 21:46 | 8,000 ft | 3 |
| GSW612 | route not resolved | 28 Apr 2025, 11:5728 Apr 2025 | 28 Apr 2025, 12:03 | 21,825 ft | 6 |
| not transmitted | route not resolved | 28 Apr 2025, 10:3428 Apr 2025 | 28 Apr 2025, 10:35 | 14,775 ft | 1 |
| GSW610 | LFSB > BKPR | 28 Apr 2025, 06:1628 Apr 2025 | 28 Apr 2025, 06:21 | 17,700 ft | 199 |
| GSW615 | route not resolved | 27 Apr 2025, 22:3427 Apr 2025 | 27 Apr 2025, 22:40 | 11,775 ft | 8 |
| GSW612 | route not resolved | 27 Apr 2025, 12:0127 Apr 2025 | 27 Apr 2025, 12:06 | 18,075 ft | 106 |
| GSW611 | route not resolved | 27 Apr 2025, 10:3427 Apr 2025 | 27 Apr 2025, 10:42 | 9,975 ft | 30 |
| GSW610 | LFSB > BKPR | 27 Apr 2025, 06:1927 Apr 2025 | 27 Apr 2025, 06:26 | 21,675 ft | 45 |
| GSW615 | route not resolved | 26 Apr 2025, 22:2226 Apr 2025 | 26 Apr 2025, 22:30 | 12,400 ft | 19 |
| GSW612 | route not resolved | 26 Apr 2025, 12:1726 Apr 2025 | 26 Apr 2025, 12:23 | 19,950 ft | 5 |
| GSW610 | LFSB > BKPR | 26 Apr 2025, 06:1726 Apr 2025 | 26 Apr 2025, 06:21 | 15,700 ft | 169 |
| not transmitted | route not resolved | 25 Apr 2025, 22:2125 Apr 2025 | 25 Apr 2025, 22:21 | not transmitted | no position received |
| GSW612 | route not resolved | 25 Apr 2025, 12:1825 Apr 2025 | 25 Apr 2025, 12:21 | 21,625 ft | 2 |
| GSW611 | route not resolved | 25 Apr 2025, 10:3025 Apr 2025 | 25 Apr 2025, 10:32 | 16,600 ft | 3 |
| GSW610 | LFSB > BKPR | 25 Apr 2025, 06:1725 Apr 2025 | 25 Apr 2025, 06:20 | 16,450 ft | 249 |
| GSW615 | route not resolved | 24 Apr 2025, 22:3424 Apr 2025 | 24 Apr 2025, 22:37 | 16,750 ft | 9 |
| GSW612 | route not resolved | 24 Apr 2025, 12:0124 Apr 2025 | 24 Apr 2025, 12:03 | 12,750 ft | 36 |
| not transmitted | route not resolved | 23 Apr 2025, 22:3223 Apr 2025 | 23 Apr 2025, 22:33 | 16,850 ft | 6 |
| GSW612 | route not resolved | 23 Apr 2025, 12:0223 Apr 2025 | 23 Apr 2025, 12:06 | 16,675 ft | 79 |
| GSW615 | route not resolved | 22 Apr 2025, 22:3522 Apr 2025 | 22 Apr 2025, 22:36 | 16,550 ft | 27 |
| GSW1PM | route not resolved | 21 Apr 2025, 15:4121 Apr 2025 | 21 Apr 2025, 15:59 | 19,425 ft | 378 |
| GSW1EP | LSZH > LEPA | 21 Apr 2025, 11:5821 Apr 2025 | 21 Apr 2025, 12:07 | 36,950 ft | 55 |
