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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 |
|---|---|---|---|---|---|
| AMT14C | route not resolved | 10 Sept 2025, 11:3710 Sept 2025 | 10 Sept 2025, 11:51 | 4,975 ft | 365 |
| AMT11C | route not resolved | 10 Sept 2025, 08:3210 Sept 2025 | 10 Sept 2025, 08:47 | 21,025 ft | 343 |
| AMT37L | route not resolved | 8 Sept 2025, 10:448 Sept 2025 | 8 Sept 2025, 11:11 | 13,675 ft | 1,151 |
| AMT37L | route not resolved | 8 Sept 2025, 09:478 Sept 2025 | 8 Sept 2025, 10:01 | 1,225 ft | 698 |
| AMT32L | route not resolved | 8 Sept 2025, 07:158 Sept 2025 | 8 Sept 2025, 07:41 | 19,075 ft | 1,637 |
| AMT31L | route not resolved | 7 Sept 2025, 18:157 Sept 2025 | 7 Sept 2025, 18:27 | not transmitted | 576 |
| AMT36L | route not resolved | 7 Sept 2025, 15:187 Sept 2025 | 7 Sept 2025, 15:33 | 21,050 ft | 250 |
| AMT21F | route not resolved | 7 Sept 2025, 09:047 Sept 2025 | 7 Sept 2025, 09:18 | 21,050 ft | 432 |
| AMT95CA | route not resolved | 6 Sept 2025, 13:476 Sept 2025 | 6 Sept 2025, 14:14 | 21,050 ft | 1,847 |
| AMT94CA | route not resolved | 6 Sept 2025, 11:536 Sept 2025 | 6 Sept 2025, 12:11 | 5,150 ft | 650 |
| AMT91CA | route not resolved | 6 Sept 2025, 08:396 Sept 2025 | 6 Sept 2025, 08:49 | 21,075 ft | 198 |
| AMT37L | route not resolved | 5 Sept 2025, 12:365 Sept 2025 | 5 Sept 2025, 12:43 | 19,000 ft | 1 |
| AMT32L | route not resolved | 5 Sept 2025, 09:355 Sept 2025 | 5 Sept 2025, 10:21 | 19,000 ft | 1,128 |
| AMT31L | route not resolved | 4 Sept 2025, 19:344 Sept 2025 | 4 Sept 2025, 19:49 | not transmitted | 741 |
| AMT36L | route not resolved | 4 Sept 2025, 17:034 Sept 2025 | 4 Sept 2025, 17:36 | 19,000 ft | 2,149 |
| AMT36L | route not resolved | 4 Sept 2025, 15:484 Sept 2025 | 4 Sept 2025, 16:14 | not transmitted | 1,544 |
| AMT22F | route not resolved | 4 Sept 2025, 14:194 Sept 2025 | 4 Sept 2025, 14:43 | 16,950 ft | 544 |
| AMT21F | route not resolved | 4 Sept 2025, 10:094 Sept 2025 | 4 Sept 2025, 10:22 | 21,100 ft | 357 |
| not transmitted | route not resolved | 3 Sept 2025, 16:433 Sept 2025 | 3 Sept 2025, 16:43 | not transmitted | no position received |
| AMT15C | route not resolved | 3 Sept 2025, 13:263 Sept 2025 | 3 Sept 2025, 13:50 | 21,075 ft | 1,238 |
| AMT14C | route not resolved | 3 Sept 2025, 11:173 Sept 2025 | 3 Sept 2025, 11:33 | 4,875 ft | 860 |
| AMT11C | route not resolved | 3 Sept 2025, 08:253 Sept 2025 | 3 Sept 2025, 08:42 | 21,075 ft | 332 |
| AMT81X | route not resolved | 2 Sept 2025, 15:222 Sept 2025 | 2 Sept 2025, 15:37 | 9,900 ft | 989 |
| AMT81X | route not resolved | 1 Sept 2025, 11:551 Sept 2025 | 1 Sept 2025, 12:10 | 5,200 ft | 923 |
| AMT37L | route not resolved | 1 Sept 2025, 09:591 Sept 2025 | 1 Sept 2025, 10:41 | 11,200 ft | 1,685 |
