HB9EYA, radio and ADS-B
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Aircraft

HB-KFD

Common

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Mode S hex
4B1AED
Manufacturer
Avions Pierre Robin S.a.
Serial number
2431
Year built
199927 years old
Country of registration
SwitzerlandSwitzerland
First contact
6 Apr 2016, 08:33
Last contact
14 Aug 2026, 10:00
Logged visits
7,070

The station's story

Cumulative contact time
3,328 h
Distinct days
2,327
Highest captured altitude
24,975 ft
120 corrupted frame(s) excluded from this maximum
Discovery rank
#1,057 of 57,392
Longest contact
4 h 47 min
Contacts on this Mode S address
7,088 contacts on the address, 7,070 under this registration: the address has carried several identities over time.

Observed callsigns

EZS (4 contacts, 2019-2021) · SWR (2 contacts, 2018-2019)

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

Visits

CallsignFirst contactAltitude at end of contact
HBKFD9 Jun 20232,400 ft
HBKFD9 Jun 20232,400 ft
HBKFD9 Jun 20232,200 ft
HBKFD8 Jun 20232,500 ft
HBKFD8 Jun 20232,500 ft
HBKFD8 Jun 20233,900 ft
HBKFD7 Jun 20232,500 ft
HBKFD7 Jun 20232,400 ft
not transmitted6 Jun 20232,400 ft
HBKFD6 Jun 20236,600 ft
HBKFD6 Jun 20232,900 ft
HBKFD6 Jun 20232,200 ft
HBKFD5 Jun 20232,300 ft
HBKFD4 Jun 20232,300 ft
HBKFD4 Jun 20232,200 ft
not transmitted4 Jun 20232,500 ft
HBKFD3 Jun 20232,400 ft
not transmitted3 Jun 20232,600 ft
HBKFD3 Jun 20235,600 ft
HBKFD2 Jun 20232,400 ft
not transmitted2 Jun 20232,200 ft
HBKFD2 Jun 20235,500 ft
HBKFD2 Jun 20234,500 ft
not transmitted1 Jun 20232,400 ft
HBKFD31 May 20235,900 ft