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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
- 18 Oct 2026, 22:42
- Logged visits
- 1,511
The station's story
- Cumulative contact time
- 193 h
- Distinct days
- 806
- Highest captured altitude
- 39,025 ft
- Discovery rank
- #25,635 of 60,458
- Longest contact
- 0 h 40 min
- Contacts on this Mode S address
- 1,554 contacts on the address, 1,511 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
CSW (550 contacts, 2025-2026) · GSW (541 contacts, 2023-2025) · 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 |
|---|---|---|---|---|---|
| CSW612 | LFSB > BKPR | 18 Sept 2025, 09:1818 Sept 2025 | 18 Sept 2025, 09:21 | 18,700 ft | 16 |
| CSW615 | BKPR > LFSB | 17 Sept 2025, 22:3817 Sept 2025 | 17 Sept 2025, 22:44 | 12,150 ft | 6 |
| not transmitted | route not resolved | 17 Sept 2025, 12:0217 Sept 2025 | 17 Sept 2025, 12:07 | 16,875 ft | no position received |
| CSW615 | BKPR > LFSB | 16 Sept 2025, 22:3516 Sept 2025 | 16 Sept 2025, 22:41 | 11,150 ft | 25 |
| not transmitted | route not resolved | 16 Sept 2025, 12:3716 Sept 2025 | 16 Sept 2025, 12:38 | 28,625 ft | no position received |
| CSW610 | LFSB > BKPR | 16 Sept 2025, 06:1616 Sept 2025 | 16 Sept 2025, 06:22 | 18,475 ft | 51 |
| CSW615 | BKPR > LFSB | 15 Sept 2025, 22:3215 Sept 2025 | 15 Sept 2025, 22:40 | 8,000 ft | 484 |
| CSW610 | LFSB > BKPR | 15 Sept 2025, 06:1515 Sept 2025 | 15 Sept 2025, 06:21 | 20,275 ft | 215 |
| not transmitted | route not resolved | 14 Sept 2025, 22:2214 Sept 2025 | 14 Sept 2025, 22:23 | 15,075 ft | 3 |
| CSW1PM | LEPA > LSZH | 14 Sept 2025, 15:4614 Sept 2025 | 14 Sept 2025, 16:12 | 11,675 ft | 430 |
| CSW1EP | LSZH > LEPA | 14 Sept 2025, 11:5414 Sept 2025 | 14 Sept 2025, 12:14 | 36,000 ft | 868 |
| not transmitted | route not resolved | 13 Sept 2025, 16:2313 Sept 2025 | 13 Sept 2025, 16:28 | 30,050 ft | no position received |
| CSW1EP | LSZH > LEPA | 13 Sept 2025, 12:3113 Sept 2025 | 13 Sept 2025, 12:39 | 34,975 ft | 13 |
| CSW1PM | LEPA > LSZH | 12 Sept 2025, 15:5912 Sept 2025 | 12 Sept 2025, 16:19 | 12,225 ft | no position received |
| CSW1EP | LSZH > LEPA | 12 Sept 2025, 12:1912 Sept 2025 | 12 Sept 2025, 12:45 | 37,000 ft | 1,303 |
| CSW1PM | LEPA > LSZH | 11 Sept 2025, 15:4211 Sept 2025 | 11 Sept 2025, 15:59 | 16,300 ft | 408 |
| CSW1EP | LSZH > LEPA | 11 Sept 2025, 12:1811 Sept 2025 | 11 Sept 2025, 12:41 | 36,675 ft | 863 |
| CSW612 | LFSB > BKPR | 10 Sept 2025, 12:2210 Sept 2025 | 10 Sept 2025, 12:27 | 18,900 ft | 2 |
| CSW1615 | route not resolved | 10 Sept 2025, 04:4810 Sept 2025 | 10 Sept 2025, 04:53 | 9,150 ft | 88 |
| not transmitted | route not resolved | 9 Sept 2025, 18:309 Sept 2025 | 9 Sept 2025, 18:31 | 33,300 ft | no position received |
| CSW1EP | LSZH > LEPA | 9 Sept 2025, 14:589 Sept 2025 | 9 Sept 2025, 15:18 | 32,975 ft | 977 |
| CSW1PM | LEPA > LSZH | 8 Sept 2025, 15:548 Sept 2025 | 8 Sept 2025, 16:00 | 30,000 ft | no position received |
| CSW1EP | LSZH > LEPA | 8 Sept 2025, 12:128 Sept 2025 | 8 Sept 2025, 12:31 | 35,000 ft | 794 |
| CSW1PM | LEPA > LSZH | 6 Sept 2025, 15:576 Sept 2025 | 6 Sept 2025, 16:12 | 17,975 ft | 420 |
| CSW1EP | LSZH > LEPA | 6 Sept 2025, 12:346 Sept 2025 | 6 Sept 2025, 12:42 | 34,075 ft | 52 |
