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
15 Oct 2026, 17:21
Logged visits
1,208

The station's story

Cumulative contact time
398 h
Distinct days
740
Highest captured altitude
45,000 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#38,085 of 60,447
Longest contact
2 h 1 min

Observed callsigns

FSE (776 contacts, 2020-2024) · TSW (273 contacts, 2025-2026)

Operator as per the registry of 12 Oct 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
TSW4W13 Aug 202541,000 ft
not transmitted13 Aug 202518,000 ft
TSW4W12 Aug 202524,975 ft
TSW4W11 Aug 2025not transmitted
not transmitted11 Aug 202539,825 ft
not transmitted9 Aug 20259,000 ft
TSW4W9 Aug 20256,875 ft
TSW4W9 Aug 20256,625 ft
TSW4W8 Aug 202529,000 ft
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