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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
- #25,495 of 57,181
- 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 |
|---|---|---|---|---|---|
| CSW615 | BKPR > LFSB | 20 Aug 2025, 21:5320 Aug 2025 | 20 Aug 2025, 22:00 | 10,475 ft | 46 |
| not transmitted | route not resolved | 18 Aug 2025, 16:0018 Aug 2025 | 18 Aug 2025, 16:06 | 29,300 ft | 1 |
| CSW1EP | LSZH > LEPA | 18 Aug 2025, 12:2618 Aug 2025 | 18 Aug 2025, 12:44 | 33,000 ft | 833 |
| CSW1PR | BKPR > LSZH | 18 Aug 2025, 10:3918 Aug 2025 | 18 Aug 2025, 10:41 | 10,875 ft | 21 |
| CSW612 | LFSB > BKPR | 17 Aug 2025, 10:1517 Aug 2025 | 17 Aug 2025, 10:20 | 17,375 ft | 4 |
| CSW615 | BKPR > LFSB | 16 Aug 2025, 23:0716 Aug 2025 | 16 Aug 2025, 23:09 | 15,050 ft | 20 |
| CSW612 | LFSB > BKPR | 16 Aug 2025, 12:4216 Aug 2025 | 16 Aug 2025, 12:51 | 26,725 ft | 114 |
| not transmitted | route not resolved | 16 Aug 2025, 11:0216 Aug 2025 | 16 Aug 2025, 11:05 | 16,550 ft | 2 |
| CSW612 | LFSB > BKPR | 15 Aug 2025, 11:4115 Aug 2025 | 15 Aug 2025, 11:43 | 12,150 ft | 34 |
| not transmitted | route not resolved | 15 Aug 2025, 10:1515 Aug 2025 | 15 Aug 2025, 10:23 | 11,500 ft | 4 |
| not transmitted | route not resolved | 14 Aug 2025, 15:5114 Aug 2025 | 14 Aug 2025, 15:53 | 33,075 ft | no position received |
| CSW1EP | LSZH > LEPA | 14 Aug 2025, 11:5914 Aug 2025 | 14 Aug 2025, 12:20 | 37,025 ft | 86 |
| not transmitted | route not resolved | 14 Aug 2025, 10:2514 Aug 2025 | 14 Aug 2025, 10:26 | 12,650 ft | 1 |
| CSW612 | LFSB > BKPR | 13 Aug 2025, 11:4513 Aug 2025 | 13 Aug 2025, 11:48 | 18,750 ft | 4 |
| not transmitted | route not resolved | 13 Aug 2025, 10:2413 Aug 2025 | 13 Aug 2025, 10:25 | 15,075 ft | 5 |
| not transmitted | route not resolved | 12 Aug 2025, 16:5812 Aug 2025 | 12 Aug 2025, 17:06 | 28,600 ft | no position received |
| CSW1EP | LSZH > LEPA | 12 Aug 2025, 13:1712 Aug 2025 | 12 Aug 2025, 13:24 | 31,000 ft | 12 |
| CSW1PM | LEPA > LSZH | 11 Aug 2025, 15:4311 Aug 2025 | 11 Aug 2025, 15:49 | 27,750 ft | no position received |
| CSW1EP | LSZH > LEPA | 11 Aug 2025, 12:1111 Aug 2025 | 11 Aug 2025, 12:19 | 31,000 ft | 27 |
| CSW612 | LFSB > BKPR | 8 Aug 2025, 11:508 Aug 2025 | 8 Aug 2025, 11:55 | 19,325 ft | 1 |
| not transmitted | route not resolved | 8 Aug 2025, 10:268 Aug 2025 | 8 Aug 2025, 10:33 | 10,000 ft | no position received |
| CSW1PM | LEPA > LSZH | 7 Aug 2025, 15:417 Aug 2025 | 7 Aug 2025, 16:06 | 11,200 ft | 46 |
| CSW1EP | LSZH > LEPA | 7 Aug 2025, 12:047 Aug 2025 | 7 Aug 2025, 12:23 | 33,400 ft | 956 |
| CSW1PM | LEPA > LSZH | 6 Aug 2025, 16:556 Aug 2025 | 6 Aug 2025, 17:14 | 10,025 ft | 100 |
| CSW1EP | LSZH > LEPA | 6 Aug 2025, 13:166 Aug 2025 | 6 Aug 2025, 13:41 | 37,000 ft | 1,198 |
