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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 57,290
- 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 |
|---|---|---|---|---|---|
| GSW1PM | route not resolved | 20 Apr 2025, 15:4920 Apr 2025 | 20 Apr 2025, 16:14 | 11,925 ft | 398 |
| GSW1EP | LSZH > LEPA | 20 Apr 2025, 11:5520 Apr 2025 | 20 Apr 2025, 12:05 | 32,500 ft | 59 |
| GSW1PM | route not resolved | 19 Apr 2025, 15:3619 Apr 2025 | 19 Apr 2025, 16:01 | 12,075 ft | 443 |
| GSW1EP | LSZH > LEPA | 19 Apr 2025, 12:0619 Apr 2025 | 19 Apr 2025, 12:32 | 34,975 ft | 1,072 |
| GSW1PM | route not resolved | 18 Apr 2025, 15:3318 Apr 2025 | 18 Apr 2025, 15:51 | 17,425 ft | 468 |
| GSW1EP | LSZH > LEPA | 18 Apr 2025, 11:5518 Apr 2025 | 18 Apr 2025, 12:16 | 35,025 ft | 1,273 |
| GSW1PM | route not resolved | 17 Apr 2025, 15:4417 Apr 2025 | 17 Apr 2025, 16:05 | 13,325 ft | 28 |
| GSW1EP | LSZH > LEPA | 17 Apr 2025, 12:1217 Apr 2025 | 17 Apr 2025, 12:30 | 33,000 ft | 1,032 |
| not transmitted | route not resolved | 16 Apr 2025, 21:5516 Apr 2025 | 16 Apr 2025, 21:56 | 12,025 ft | no position received |
| not transmitted | route not resolved | 16 Apr 2025, 15:3816 Apr 2025 | 16 Apr 2025, 15:43 | 30,500 ft | 1 |
| GSW1EP | LSZH > LEPA | 16 Apr 2025, 11:5416 Apr 2025 | 16 Apr 2025, 12:17 | 35,000 ft | 1,279 |
| GSW612 | route not resolved | 15 Apr 2025, 12:1715 Apr 2025 | 15 Apr 2025, 12:20 | 18,175 ft | 11 |
| GSW612 | route not resolved | 14 Apr 2025, 12:0614 Apr 2025 | 14 Apr 2025, 12:10 | 21,250 ft | 12 |
| not transmitted | route not resolved | 14 Apr 2025, 10:3414 Apr 2025 | 14 Apr 2025, 10:41 | 12,150 ft | no position received |
| GSW610 | LFSB > BKPR | 14 Apr 2025, 06:1714 Apr 2025 | 14 Apr 2025, 06:21 | 16,975 ft | 184 |
| GSW615 | route not resolved | 13 Apr 2025, 22:3113 Apr 2025 | 13 Apr 2025, 22:39 | 9,675 ft | 26 |
| GSW612 | route not resolved | 13 Apr 2025, 11:5913 Apr 2025 | 13 Apr 2025, 12:05 | 18,025 ft | 67 |
| not transmitted | route not resolved | 13 Apr 2025, 10:3913 Apr 2025 | 13 Apr 2025, 10:40 | 16,475 ft | 3 |
| GSW610 | LFSB > BKPR | 13 Apr 2025, 06:1713 Apr 2025 | 13 Apr 2025, 06:23 | 17,100 ft | 157 |
| not transmitted | route not resolved | 12 Apr 2025, 22:2712 Apr 2025 | 12 Apr 2025, 22:27 | not transmitted | no position received |
| GSW612 | route not resolved | 12 Apr 2025, 12:1312 Apr 2025 | 12 Apr 2025, 12:19 | 17,475 ft | 60 |
| GSW610 | LFSB > BKPR | 12 Apr 2025, 06:2212 Apr 2025 | 12 Apr 2025, 06:28 | 21,025 ft | 86 |
| GSW615 | route not resolved | 11 Apr 2025, 22:1811 Apr 2025 | 11 Apr 2025, 22:19 | 16,000 ft | 29 |
| GSW612 | route not resolved | 11 Apr 2025, 12:0011 Apr 2025 | 11 Apr 2025, 12:05 | 16,675 ft | 61 |
| not transmitted | route not resolved | 11 Apr 2025, 10:3011 Apr 2025 | 11 Apr 2025, 10:37 | 10,300 ft | 1 |
