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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 Oct 2026, 20:32
- Logged visits
- 1,501
The station's story
- Cumulative contact time
- 191 h
- Distinct days
- 803
- Highest captured altitude
- 39,025 ft
- Discovery rank
- #25,629 of 60,416
- Longest contact
- 0 h 40 min
- Contacts on this Mode S address
- 1,544 contacts on the address, 1,501 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 (541 contacts, 2025-2026) · ENT (2 contacts, 2025)
Operator as per the registry of 12 Oct 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| CSW1PM | LEPA > LSZH | 14 Oct 2026, 20:1314 Oct 2026 | 14 Oct 2026, 20:32 | 16,800 ft | 446 |
| CSW1EP | LSZH > LEPA | 14 Oct 2026, 16:5114 Oct 2026 | 14 Oct 2026, 17:09 | 33,000 ft | 749 |
| CSW129 | LEJR > LSZH | 13 Oct 2026, 13:0613 Oct 2026 | 13 Oct 2026, 13:21 | 9,625 ft | 462 |
| CSW5128 | route not resolved | 13 Oct 2026, 06:5213 Oct 2026 | 13 Oct 2026, 07:27 | 39,000 ft | 2,522 |
| CSW1PM | LEPA > LSZH | 11 Oct 2026, 15:5111 Oct 2026 | 11 Oct 2026, 16:10 | 18,325 ft | 503 |
| CSW1EP | LSZH > LEPA | 11 Oct 2026, 12:1411 Oct 2026 | 11 Oct 2026, 12:38 | 35,000 ft | 1,241 |
| CSW1PM | LEPA > LSZH | 10 Oct 2026, 16:1110 Oct 2026 | 10 Oct 2026, 16:26 | 18,100 ft | 325 |
| CSW1EP | LSZH > LEPA | 10 Oct 2026, 12:4210 Oct 2026 | 10 Oct 2026, 13:04 | 35,000 ft | 1,041 |
| CSW610 | LFSB > BKPR | 10 Oct 2026, 06:2610 Oct 2026 | 10 Oct 2026, 06:32 | 19,900 ft | 41 |
| not transmitted | route not resolved | 9 Oct 2026, 23:489 Oct 2026 | 9 Oct 2026, 23:49 | 10,350 ft | 4 |
| CSW1EP | LSZH > LEPA | 8 Oct 2026, 12:188 Oct 2026 | 8 Oct 2026, 12:26 | 35,000 ft | 70 |
| CSW612 | LFSB > BKPR | 7 Oct 2026, 10:557 Oct 2026 | 7 Oct 2026, 11:00 | 18,625 ft | 6 |
| CSW615 | BKPR > LFSB | 6 Oct 2026, 21:306 Oct 2026 | 6 Oct 2026, 21:35 | 12,600 ft | 41 |
| CSW129 | LEJR > LSZH | 6 Oct 2026, 13:236 Oct 2026 | 6 Oct 2026, 13:38 | 9,400 ft | 573 |
| CSW128 | route not resolved | 6 Oct 2026, 08:136 Oct 2026 | 6 Oct 2026, 08:43 | 35,000 ft | 1,992 |
| CSW1PM | LEPA > LSZH | 5 Oct 2026, 17:015 Oct 2026 | 5 Oct 2026, 17:08 | 27,450 ft | 27 |
| CSW1PM | LEPA > LSZH | 4 Oct 2026, 16:374 Oct 2026 | 4 Oct 2026, 17:03 | 11,200 ft | 356 |
| CSW1EP | LSZH > LEPA | 4 Oct 2026, 12:454 Oct 2026 | 4 Oct 2026, 13:04 | 35,000 ft | 1,247 |
| CSW199 | route not resolved | 3 Oct 2026, 20:283 Oct 2026 | 3 Oct 2026, 21:04 | 18,075 ft | 1,934 |
| CSW198 | route not resolved | 3 Oct 2026, 14:063 Oct 2026 | 3 Oct 2026, 14:27 | 35,025 ft | 977 |
| CSW1PM | LEPA > LSZH | 1 Oct 2026, 16:051 Oct 2026 | 1 Oct 2026, 16:12 | 32,550 ft | 9 |
| CSW1EP | LSZH > LEPA | 1 Oct 2026, 12:281 Oct 2026 | 1 Oct 2026, 12:48 | 35,025 ft | 1,190 |
| CSW612 | LFSB > BKPR | 30 Sept 2026, 11:1930 Sept 2026 | 30 Sept 2026, 11:25 | 19,025 ft | 10 |
| CSW615 | BKPR > LFSB | 29 Sept 2026, 21:5029 Sept 2026 | 29 Sept 2026, 21:55 | 9,775 ft | 6 |
| CSW1PM | LEPA > LSZH | 29 Sept 2026, 15:3729 Sept 2026 | 29 Sept 2026, 15:46 | 26,750 ft | 18 |
