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Aircraft
HB-FEM
Common
- Mode S hex
- 4B0DA8
- Manufacturer
- Pilatus
- Serial number
- 2319
- Year built
- not in the registry
- Operator
- Private
- Country of registration
Switzerland
- First contact
- 4 Oct 2023, 14:42
- Last contact
- 5 Aug 2026, 15:51
- Logged visits
- 129
The station's story
- Cumulative contact time
- 51 h
- Distinct days
- 100
- Highest captured altitude
- 30,000 ft
- Discovery rank
- #50,369 of 57,065
- Longest contact
- 1 h 3 min
- Contacts on this Mode S address
- 135 contacts on the address, 129 under this registration: the address has carried several identities over time.
Observed callsigns
PCH (6 contacts, 2023-2024)
Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| HBFEM | route not resolved | 5 Aug 2026, 15:305 Aug 2026 | 5 Aug 2026, 15:51 | 18,350 ft | 599 |
| not transmitted | route not resolved | 24 Jul 2026, 10:3024 Jul 2026 | 24 Jul 2026, 10:38 | 13,325 ft | 2 |
| HBFEM | route not resolved | 22 Jul 2026, 15:2522 Jul 2026 | 22 Jul 2026, 15:31 | 11,000 ft | 20 |
| HBFEM | route not resolved | 19 Jul 2026, 14:2719 Jul 2026 | 19 Jul 2026, 14:43 | 18,000 ft | 955 |
| HBFEM | route not resolved | 15 Jul 2026, 14:2915 Jul 2026 | 15 Jul 2026, 15:02 | 25,000 ft | 1,833 |
| HBFEM | route not resolved | 14 Jul 2026, 17:2214 Jul 2026 | 14 Jul 2026, 17:47 | 7,125 ft | 1,442 |
| HBFEM | route not resolved | 13 Jul 2026, 18:0713 Jul 2026 | 13 Jul 2026, 18:47 | 28,000 ft | 1,408 |
| HBFEM | route not resolved | 9 Jul 2026, 17:259 Jul 2026 | 9 Jul 2026, 17:48 | 13,625 ft | 1,465 |
| HBFEM | route not resolved | 8 Jul 2026, 15:458 Jul 2026 | 8 Jul 2026, 16:04 | 14,025 ft | 986 |
| HBFEM | route not resolved | 18 Jun 2026, 17:1418 Jun 2026 | 18 Jun 2026, 17:47 | 23,050 ft | 1,335 |
| HBFEM | route not resolved | 17 Jun 2026, 16:2317 Jun 2026 | 17 Jun 2026, 16:48 | 19,400 ft | 1,393 |
| HBFEM | route not resolved | 28 May 2026, 19:0628 May 2026 | 28 May 2026, 19:58 | 13,875 ft | 1,795 |
| HBFEM | route not resolved | 28 May 2026, 11:1628 May 2026 | 28 May 2026, 11:47 | 27,000 ft | 1,489 |
| HBFEM | route not resolved | 17 Apr 2026, 09:2917 Apr 2026 | 17 Apr 2026, 09:48 | 18,000 ft | 1,033 |
| HBFEM | route not resolved | 12 Apr 2026, 16:2012 Apr 2026 | 12 Apr 2026, 16:35 | 18,000 ft | 718 |
| HBFEM | route not resolved | 9 Apr 2026, 14:499 Apr 2026 | 9 Apr 2026, 15:21 | 12,450 ft | 659 |
| HBFEM | route not resolved | 9 Apr 2026, 09:519 Apr 2026 | 9 Apr 2026, 10:25 | 27,000 ft | 2,105 |
| HBFEM | route not resolved | 7 Apr 2026, 08:357 Apr 2026 | 7 Apr 2026, 08:53 | 13,400 ft | 786 |
| HBFEM | route not resolved | 2 Apr 2026, 14:122 Apr 2026 | 2 Apr 2026, 14:36 | 29,000 ft | 1,048 |
| HBFEM | route not resolved | 13 Mar 2026, 13:3713 Mar 2026 | 13 Mar 2026, 14:00 | 12,325 ft | 837 |
| not transmitted | route not resolved | 12 Mar 2026, 14:1812 Mar 2026 | 12 Mar 2026, 14:30 | 17,725 ft | no position received |
| HBFEM | route not resolved | 12 Mar 2026, 11:1212 Mar 2026 | 12 Mar 2026, 11:30 | 18,000 ft | 939 |
| HBFEM | route not resolved | 11 Mar 2026, 15:1511 Mar 2026 | 11 Mar 2026, 15:20 | 13,000 ft | 151 |
| HBFEM | route not resolved | 11 Mar 2026, 11:0111 Mar 2026 | 11 Mar 2026, 11:14 | 7,775 ft | 460 |
| HBFEM | route not resolved | 13 Feb 2026, 16:1313 Feb 2026 | 13 Feb 2026, 16:37 | 18,000 ft | 586 |
