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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 57,178
- 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 |
|---|---|---|---|---|---|
| not transmitted | route not resolved | 12 Feb 2024, 17:5612 Feb 2024 | 12 Feb 2024, 17:56 | 16,125 ft | no position received |
| GSW611 | route not resolved | 11 Feb 2024, 21:3511 Feb 2024 | 11 Feb 2024, 21:42 | 11,850 ft | 61 |
| not transmitted | route not resolved | 2 Feb 2024, 12:072 Feb 2024 | 2 Feb 2024, 12:13 | 18,275 ft | 2 |
| GSW611 | route not resolved | 1 Feb 2024, 21:551 Feb 2024 | 1 Feb 2024, 22:00 | 16,050 ft | 40 |
| GSW610 | LFSB > BKPR | 31 Jan 2024, 12:0831 Jan 2024 | 31 Jan 2024, 12:10 | 19,800 ft | 43 |
| GSW611 | route not resolved | 30 Jan 2024, 22:0230 Jan 2024 | 30 Jan 2024, 22:04 | 16,975 ft | 30 |
| GSW610 | LFSB > BKPR | 29 Jan 2024, 17:3229 Jan 2024 | 29 Jan 2024, 17:35 | 21,025 ft | 60 |
| GSW611 | route not resolved | 28 Jan 2024, 22:4428 Jan 2024 | 28 Jan 2024, 22:45 | 9,600 ft | 4 |
| GSW610 | LFSB > BKPR | 27 Jan 2024, 12:0127 Jan 2024 | 27 Jan 2024, 12:05 | 16,075 ft | 79 |
| not transmitted | route not resolved | 26 Jan 2024, 22:1626 Jan 2024 | 26 Jan 2024, 22:22 | 9,550 ft | no position received |
| GSW610 | LFSB > BKPR | 25 Jan 2024, 12:0225 Jan 2024 | 25 Jan 2024, 12:09 | 22,625 ft | 19 |
| GSW611 | route not resolved | 24 Jan 2024, 22:2824 Jan 2024 | 24 Jan 2024, 22:29 | 16,525 ft | 5 |
| GSW610 | LFSB > BKPR | 23 Jan 2024, 12:0023 Jan 2024 | 23 Jan 2024, 12:06 | 20,700 ft | 54 |
| GSW611 | route not resolved | 22 Jan 2024, 21:4622 Jan 2024 | 22 Jan 2024, 21:48 | 16,625 ft | 34 |
| GSW610 | LFSB > BKPR | 21 Jan 2024, 14:1321 Jan 2024 | 21 Jan 2024, 14:19 | 18,150 ft | 15 |
| not transmitted | route not resolved | 20 Jan 2024, 23:3720 Jan 2024 | 20 Jan 2024, 23:41 | 10,850 ft | no position received |
| GSW610 | LFSB > BKPR | 19 Jan 2024, 12:2119 Jan 2024 | 19 Jan 2024, 12:26 | 19,200 ft | 13 |
| not transmitted | route not resolved | 17 Jan 2024, 12:3217 Jan 2024 | 17 Jan 2024, 12:36 | 16,850 ft | no position received |
| GSW611 | route not resolved | 16 Jan 2024, 22:1116 Jan 2024 | 16 Jan 2024, 22:15 | 16,850 ft | 60 |
| GSW610 | LFSB > BKPR | 15 Jan 2024, 11:5815 Jan 2024 | 15 Jan 2024, 12:04 | 20,250 ft | 26 |
| GSW611 | route not resolved | 14 Jan 2024, 21:5414 Jan 2024 | 14 Jan 2024, 22:00 | 12,300 ft | 58 |
| GSW610 | LFSB > BKPR | 12 Jan 2024, 12:1712 Jan 2024 | 12 Jan 2024, 12:23 | 20,750 ft | 43 |
| GSW611 | route not resolved | 11 Jan 2024, 21:5511 Jan 2024 | 11 Jan 2024, 22:01 | 11,550 ft | 25 |
| GSW610 | LFSB > BKPR | 10 Jan 2024, 12:1110 Jan 2024 | 10 Jan 2024, 12:17 | 18,250 ft | 126 |
| GSW611 | route not resolved | 9 Jan 2024, 23:089 Jan 2024 | 9 Jan 2024, 23:14 | 12,175 ft | 130 |
