HB9EYARADIO & ADS-B
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Aircraft

HB-ALM

Regular

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Mode S hex
4B012A
Manufacturer
Atr - Gie Avions De Transport Régional
Serial number
396
Year built
1993
Country of registration
SwitzerlandSwitzerland
First contact
9 May 2016, 09:02
Last contact
27 May 2025, 10:37
Logged visits
43

The station's story

Cumulative contact time
16 h
Distinct days
38
Highest captured altitude
25,000 ft
Discovery rank
#10,251 of 57,065
Longest contact
0 h 53 min
Contacts on this Mode S address
44 contacts on the address, 43 under this registration: the address has carried several identities over time.

Observed callsigns

IMX (32 contacts, 2016-2022) · MSA (3 contacts, 2018-2019)

Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
not transmitted27 May 202515,650 ft
not transmitted27 May 202516,175 ft
IMX50129 Apr 202217,975 ft
not transmitted23 Feb 202219,000 ft
IMX60124 Oct 202020,025 ft
IMX066F8 Oct 202019,625 ft
IMX6012 Sept 202019,000 ft
IMX60131 Aug 202018,025 ft
IMX601F29 Aug 202021,025 ft
not transmitted24 May 202018,025 ft
IMX601F21 May 202010,600 ft
IMX60111 Oct 201918,000 ft
MSA995230 Aug 201924,025 ft
IMX601F18 Apr 201918,000 ft
IMX50117 Apr 201923,000 ft
IMX601F6 Feb 201915,175 ft
IMX601F5 Feb 201916,025 ft
IMX602F1 Feb 201911,625 ft
IMX60130 Jan 201923,000 ft
IMX604F24 Jan 201910,300 ft
IMX601F22 Jan 201918,025 ft
IMX60114 Jan 201918,000 ft
IMX604F10 Jan 201911,550 ft
not transmitted10 Jan 201916,000 ft
not transmitted8 Jan 2019not transmitted