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
not transmitted5 Jun 202633,000 ft
TSW4W3 Jun 202620,000 ft
TSW4W2 Jun 202640,950 ft
TSW4W31 May 202614,875 ft
TSW4W31 May 202640,000 ft
TSW4W30 May 202621,075 ft
not transmitted29 May 202640,000 ft
TSW4W29 May 202610,150 ft
TSW4W28 May 202631,000 ft
TSW4W21 May 202613,475 ft
TSW4W19 May 202627,750 ft
TSW4W18 May 202617,575 ft
TSW4W18 May 2026not transmitted
TSW4W18 May 202626,000 ft
TSW4W17 May 2026not transmitted
TSW4W16 May 202634,000 ft
TSW4W16 May 202640,000 ft
not transmitted15 May 202633,000 ft
TSW4W8 May 202634,825 ft
TSW4W7 May 2026not transmitted
TSW4W7 May 202637,000 ft
TSW4W7 May 2026not transmitted
TSW4W6 May 202634,000 ft
TSW4W5 May 2026not transmitted
TSW4W5 May 202637,425 ft