HB9EYARADIO & ADS-B
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Aircraft

SP-MDD

Regular

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Mode S hex
48B063
Type
Cessna 525B Citation CJ3C25B
Manufacturer
Cessna
Serial number
525B-0714
Year built
20242 years old
Operator
ZondaJet
Country of registration
PolandPoland
First contact
20 Feb 2024, 20:22
Last contact
10 Aug 2026, 14:51
Logged visits
346

The station's story

Cumulative contact time
148 h
Distinct days
265
Highest captured altitude
45,000 ft
Discovery rank
#51,115 of 57,441
Longest contact
1 h 2 min
Contacts on this Mode S address
349 contacts on the address, 346 under this registration: the address has carried several identities over time.

Observed callsigns

HEY (228 contacts, 2025-2026)

Operator as per the registry of 29 Jul 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
HEY01P29 Mar 20265,075 ft
HEY01P22 Mar 202640,000 ft
HEY01P21 Mar 202622,175 ft
HEY01P21 Mar 202638,000 ft
HEY01P19 Mar 2026not transmitted
HEY01P19 Mar 202640,000 ft
HEY01P18 Mar 2026not transmitted
HEY01P9 Mar 202641,000 ft
HEY01P8 Mar 202628,000 ft
HEY01P8 Mar 202622,225 ft
HEY01P7 Mar 202616,725 ft
HEY01P6 Mar 202641,000 ft
HEY01P2 Mar 202636,000 ft
HEY01P2 Mar 20265,575 ft
HEY01P28 Feb 202633,000 ft
HEY01P27 Feb 2026not transmitted
HEY01P25 Feb 202634,050 ft
HEY01P21 Feb 2026not transmitted
HEY01P20 Feb 20266,075 ft
HEY01P20 Feb 202640,000 ft
HEY01P20 Feb 202621,125 ft
HEY01P20 Feb 2026not transmitted
HEY01P18 Feb 202631,000 ft
HEY01P15 Feb 2026not transmitted
HEY01P14 Feb 202640,000 ft