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Aircraft
HB-GJM
Common
- Mode S hex
- 4B10CE
- Manufacturer
- Beech Aircraft Corporation
- Serial number
- BB-255
- Year built
- 1977
- Operator
- Air-glaciers Sa (AGV)
- Country of registration
Switzerland
- First contact
- 22 Apr 2016, 09:18
- Last contact
- 28 May 2026, 10:40
- Logged visits
- 3,240
The station's story
- Cumulative contact time
- 0 h
- Distinct days
- 1,200
- Highest captured altitude
- 35,000 ft
- 7 corrupted frame(s) excluded from this maximum
- Discovery rank
- #7,879 of 57,065
- Longest contact
- 2 h 50 min
Observed callsigns
AMT (1,919 contacts, 2021-2026) · AGV (1,024 contacts, 2016-2020)
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 |
|---|---|---|---|---|---|
| AMT21F | route not resolved | 5 Oct 2025, 09:115 Oct 2025 | 5 Oct 2025, 09:22 | 21,050 ft | 218 |
| AMT92CA | route not resolved | 4 Oct 2025, 17:194 Oct 2025 | 4 Oct 2025, 17:24 | 18,925 ft | 89 |
| AMT95CA | route not resolved | 4 Oct 2025, 13:444 Oct 2025 | 4 Oct 2025, 14:10 | 21,050 ft | 1,669 |
| AMT94CA | route not resolved | 4 Oct 2025, 11:304 Oct 2025 | 4 Oct 2025, 12:02 | 4,975 ft | 2,005 |
| AMT91CA | route not resolved | 4 Oct 2025, 08:404 Oct 2025 | 4 Oct 2025, 08:52 | 21,050 ft | 151 |
| AMT81X | route not resolved | 3 Oct 2025, 17:023 Oct 2025 | 3 Oct 2025, 17:34 | 17,425 ft | 809 |
| AMT81X | route not resolved | 28 Sept 2025, 14:2628 Sept 2025 | 28 Sept 2025, 15:02 | 22,025 ft | 1,374 |
| not transmitted | route not resolved | 28 Sept 2025, 12:4328 Sept 2025 | 28 Sept 2025, 12:43 | 19,975 ft | no position received |
| AMT21F | route not resolved | 28 Sept 2025, 09:1428 Sept 2025 | 28 Sept 2025, 09:24 | 21,100 ft | 219 |
| AMT95CA | route not resolved | 27 Sept 2025, 13:5627 Sept 2025 | 27 Sept 2025, 14:15 | 21,000 ft | 1,162 |
| AMT94CA | route not resolved | 27 Sept 2025, 11:5627 Sept 2025 | 27 Sept 2025, 12:20 | 4,850 ft | 1,072 |
| AMT81X | route not resolved | 27 Sept 2025, 08:3127 Sept 2025 | 27 Sept 2025, 08:42 | 20,500 ft | 253 |
| AMT37L | route not resolved | 25 Sept 2025, 19:2125 Sept 2025 | 25 Sept 2025, 19:35 | 19,050 ft | 86 |
| AMT36L | route not resolved | 25 Sept 2025, 17:0325 Sept 2025 | 25 Sept 2025, 17:29 | 21,050 ft | 1,257 |
| AMT36L | route not resolved | 25 Sept 2025, 15:4125 Sept 2025 | 25 Sept 2025, 15:58 | not transmitted | 723 |
| not transmitted | route not resolved | 25 Sept 2025, 12:5725 Sept 2025 | 25 Sept 2025, 12:57 | 19,975 ft | no position received |
| AMT51A | route not resolved | 25 Sept 2025, 09:1525 Sept 2025 | 25 Sept 2025, 09:25 | 21,050 ft | 228 |
| AMT37L | route not resolved | 22 Sept 2025, 11:1822 Sept 2025 | 22 Sept 2025, 11:42 | 17,450 ft | 1,201 |
| AMT37L | route not resolved | 22 Sept 2025, 09:5922 Sept 2025 | 22 Sept 2025, 10:23 | not transmitted | 1,318 |
| AMT36L | route not resolved | 22 Sept 2025, 07:5022 Sept 2025 | 22 Sept 2025, 08:01 | 21,075 ft | 239 |
| AMT52A | route not resolved | 21 Sept 2025, 17:5721 Sept 2025 | 21 Sept 2025, 18:02 | 18,950 ft | 20 |
| AMT53A | route not resolved | 21 Sept 2025, 13:5921 Sept 2025 | 21 Sept 2025, 14:29 | 21,000 ft | 1,868 |
| AMT54A | route not resolved | 21 Sept 2025, 12:0121 Sept 2025 | 21 Sept 2025, 12:22 | 4,775 ft | 1,150 |
| AMT51A | route not resolved | 21 Sept 2025, 08:1521 Sept 2025 | 21 Sept 2025, 08:31 | 21,075 ft | 429 |
| not transmitted | route not resolved | 20 Sept 2025, 17:1520 Sept 2025 | 20 Sept 2025, 17:16 | 16,950 ft | no position received |
