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 60,659
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
TSW4W6 Nov 202538,000 ft
TSW4W5 Nov 202515,700 ft
TSW4W3 Nov 202534,000 ft
TSW4W1 Nov 20258,000 ft
TSW4W1 Nov 2025not transmitted
TSW4W31 Oct 202524,725 ft
TSW4W31 Oct 202541,000 ft
not transmitted30 Oct 202535,000 ft
not transmitted27 Oct 202527,000 ft
TSW4W24 Oct 20259,550 ft
TSW4W24 Oct 202524,375 ft
TSW4W18 Oct 202512,400 ft
TSW4W18 Oct 202538,000 ft
TSW4W8 Oct 202520,100 ft
TSW4W23 Sept 202541,000 ft
TSW4W22 Sept 202541,000 ft
TSW4W21 Sept 202540,000 ft
TSW4W21 Sept 202539,000 ft
TSW4W20 Sept 202511,700 ft
TSW4W18 Sept 202518,000 ft
TSW4W18 Sept 20259,250 ft
TSW4W17 Sept 202522,500 ft
TSW4W17 Sept 20254,275 ft
TSW4W13 Sept 202512,875 ft
TSW4W11 Sept 202538,000 ft