HB9EYA, radio and ADS-B
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Aircraft

HB-VTW

Common

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Mode S hex
4B3978
Type
Cessna 525 Citation CJ1C525
Manufacturer
Textron Aviation
Serial number
525-1044
Year built
20197 years old
Operator
Alpine Flightservice
Country of registration
SwitzerlandSwitzerland
First contact
14 May 2020, 14:24
Last contact
9 Nov 2026, 19:58
Logged visits
1,225

The station's story

Cumulative contact time
404 h
Distinct days
750
Highest captured altitude
45,000 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#38,109 of 60,661
Longest contact
2 h 1 min

Observed callsigns

FSE (776 contacts, 2020-2024) · TSW (288 contacts, 2025-2026)

Operator as per the registry of 9 Nov 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
TSW4W4 Aug 202512,025 ft
TSW4W4 Aug 202530,000 ft
TSW4W3 Aug 202525,150 ft
TSW4W2 Aug 202534,000 ft
TSW4W30 Jul 202515,700 ft
not transmitted27 Jul 202523,000 ft
not transmitted15 Jul 202522,300 ft
TSW4W15 Jul 202523,000 ft
TSW4W14 Jul 202521,400 ft
TSW4W11 Jul 202541,000 ft
TSW4W10 Jul 202511,500 ft
TSW4W10 Jul 202540,000 ft
TSW4W8 Jul 202517,500 ft
not transmitted7 Jul 202527,000 ft
TSW4W3 Jul 202525,000 ft
TSW4W29 Jun 202527,000 ft
TSW4W28 Jun 202538,000 ft
TSW4W27 Jun 202526,750 ft
TSW4W26 Jun 202538,000 ft
TSW4W23 Jun 20256,200 ft
TSW4W23 Jun 202532,000 ft
not transmitted21 Jun 202541,000 ft
TSW4W21 Jun 202540,000 ft
TSW4W20 Jun 20256,250 ft
TSW4W20 Jun 202511,925 ft