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
TSW4W8 Oct 202627,000 ft
TSW4W8 Oct 202629,000 ft
TSW4W7 Oct 20265,975 ft
TSW4W7 Oct 202623,000 ft
TSW4W5 Oct 2026not transmitted
TSW4W5 Oct 202629,000 ft
TSW4W4 Oct 20266,350 ft
TSW4W2 Oct 202621,800 ft
TSW4W13 Sept 202612,075 ft
TSW4W9 Sept 202624,650 ft
TSW4W8 Sept 2026not transmitted
TSW4W8 Sept 202624,000 ft
TSW4W7 Sept 2026not transmitted
TSW4W3 Sept 202620,300 ft
TSW4W2 Sept 202619,200 ft
TSW4W1 Sept 202631,975 ft
TSW4W31 Aug 2026not transmitted
TSW4W27 Aug 202631,000 ft
TSW4W25 Aug 202638,875 ft
TSW4W25 Aug 202640,000 ft
TSW4W25 Aug 202630,000 ft
TSW4W24 Aug 2026not transmitted
TSW4W23 Aug 202618,000 ft
TSW4W22 Aug 202616,900 ft
TSW4W21 Aug 2026not transmitted