HB9EYARADIO & ADS-B
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Aircraft

9H-MCM

Regular

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Mode S hex
4D20A2
Type
Cessna 550 Citation 2C550
Manufacturer
Cessna
Serial number
S550-0028
Year built
not in the registry
Operator
Orion (malta) Ltd (HYP)
Country of registration
MaltaMalta
First contact
8 Feb 2017, 10:04
Last contact
8 Aug 2026, 13:59
Logged visits
208

The station's story

Cumulative contact time
82 h
Distinct days
157
Highest captured altitude
40,975 ft
Discovery rank
#20,688 of 57,065
Longest contact
1 h 38 min

Same airframe, also seen as

  • S5-BAXfrom 19 Jun 2023 to 26 Oct 2024 · 8 contacts

These registrations share the same serial number and type according to the reference data. Serial numbers can collide, though: it is a deduction, not a certainty.

Observed callsigns

AXY (163 contacts, 2025-2026) · HYP (26 contacts, 2021-2022) · OXM (12 contacts, 2017-2020)

Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
AXY438M8 Aug 202622,050 ft
AXY820E4 Aug 202625,700 ft
AXY797A4 Aug 202614,975 ft
AXY853M1 Aug 202632,700 ft
AXY720W30 Jul 202638,000 ft
AXY171S27 Jul 202639,000 ft
AXY482E26 Jul 202638,000 ft
AXY532V26 Jul 202639,000 ft
AXY519J24 Jul 202633,000 ft
AXY504U23 Jul 202638,000 ft
AXY996V19 Jul 202634,700 ft
AXY797G19 Jul 202638,000 ft
AXY713A18 Jul 202639,025 ft
AXY619W16 Jul 202631,400 ft
AXY985U15 Jul 202638,000 ft
AXY540N13 Jul 202639,000 ft
AXY439U4 Jul 202638,000 ft
AXY975A3 Jul 2026not transmitted
AXY906N2 Jul 202638,000 ft
AXY180W1 Jul 202639,000 ft
AXY275J30 Jun 202633,000 ft
AXY586X28 Jun 202638,000 ft
AXY505C28 Jun 202639,000 ft
AXY656P25 Jun 202636,000 ft
AXY423C24 Jun 202636,200 ft