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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
- 27 Sept 2026, 15:52
- Logged visits
- 1,473
The station's story
- Cumulative contact time
- 185 h
- Distinct days
- 789
- Highest captured altitude
- 39,025 ft
- Discovery rank
- #25,589 of 60,208
- Longest contact
- 0 h 40 min
- Contacts on this Mode S address
- 1,516 contacts on the address, 1,473 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 (516 contacts, 2025-2026) · ENT (2 contacts, 2025)
Operator as per the registry of 28 Sept 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| CSW612 | LFSB > BKPR | 29 Aug 2026, 13:0329 Aug 2026 | 29 Aug 2026, 13:11 | 23,525 ft | 64 |
| CSW611 | BKPR > LFSB | 29 Aug 2026, 10:4729 Aug 2026 | 29 Aug 2026, 10:49 | 16,325 ft | 8 |
| CSW612 | LFSB > BKPR | 27 Aug 2026, 11:5627 Aug 2026 | 27 Aug 2026, 11:58 | 19,925 ft | 8 |
| not transmitted | route not resolved | 26 Aug 2026, 21:5126 Aug 2026 | 26 Aug 2026, 21:57 | 11,225 ft | 8 |
| CSW1PM | LEPA > LSZH | 25 Aug 2026, 15:4525 Aug 2026 | 25 Aug 2026, 15:54 | 28,250 ft | 18 |
| CSW1EP | LSZH > LEPA | 25 Aug 2026, 12:0225 Aug 2026 | 25 Aug 2026, 12:23 | 35,025 ft | 1,416 |
| CSW1PM | LEPA > LSZH | 24 Aug 2026, 17:0324 Aug 2026 | 24 Aug 2026, 17:11 | 27,250 ft | 21 |
| CSW1EP | LSZH > LEPA | 24 Aug 2026, 12:4424 Aug 2026 | 24 Aug 2026, 13:04 | 35,000 ft | 1,098 |
| CSW5610 | route not resolved | 24 Aug 2026, 06:1824 Aug 2026 | 24 Aug 2026, 06:24 | 20,075 ft | 91 |
| CSW615 | BKPR > LFSB | 23 Aug 2026, 22:2223 Aug 2026 | 23 Aug 2026, 22:24 | 14,425 ft | 5 |
| CSW612 | LFSB > BKPR | 23 Aug 2026, 12:1023 Aug 2026 | 23 Aug 2026, 12:16 | 19,750 ft | 4 |
| CSW610 | LFSB > BKPR | 23 Aug 2026, 06:1923 Aug 2026 | 23 Aug 2026, 06:26 | 20,800 ft | 90 |
| CSW615 | BKPR > LFSB | 22 Aug 2026, 21:4222 Aug 2026 | 22 Aug 2026, 21:44 | 16,400 ft | 3 |
| not transmitted | route not resolved | 20 Aug 2026, 12:0220 Aug 2026 | 20 Aug 2026, 12:08 | 17,925 ft | 5 |
| CSW5610 | route not resolved | 20 Aug 2026, 06:2020 Aug 2026 | 20 Aug 2026, 06:26 | 21,000 ft | 40 |
| CSW1PM | LEPA > LSZH | 18 Aug 2026, 15:4418 Aug 2026 | 18 Aug 2026, 15:45 | 31,425 ft | 1 |
| CSW1EP | LSZH > LEPA | 18 Aug 2026, 12:0018 Aug 2026 | 18 Aug 2026, 12:20 | 33,025 ft | 1,099 |
| CSW1PM | LEPA > LSZH | 17 Aug 2026, 16:3117 Aug 2026 | 17 Aug 2026, 16:49 | 19,525 ft | 665 |
| CSW1EP | LSZH > LEPA | 17 Aug 2026, 12:1517 Aug 2026 | 17 Aug 2026, 12:39 | 35,025 ft | 1,371 |
| CSW610 | LFSB > BKPR | 17 Aug 2026, 06:1617 Aug 2026 | 17 Aug 2026, 06:27 | 24,525 ft | 233 |
| CSW615 | BKPR > LFSB | 16 Aug 2026, 22:1416 Aug 2026 | 16 Aug 2026, 22:20 | 11,475 ft | 13 |
| CSW614 | route not resolved | 16 Aug 2026, 17:5616 Aug 2026 | 16 Aug 2026, 18:00 | 18,050 ft | 66 |
| not transmitted | route not resolved | 16 Aug 2026, 16:2316 Aug 2026 | 16 Aug 2026, 16:24 | 16,125 ft | 1 |
| CSW612 | LFSB > BKPR | 16 Aug 2026, 12:0716 Aug 2026 | 16 Aug 2026, 12:16 | 25,550 ft | 94 |
| CSW611 | BKPR > LFSB | 16 Aug 2026, 10:3916 Aug 2026 | 16 Aug 2026, 10:41 | 16,275 ft | 10 |
