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
AXY778N23 Jun 202639,000 ft
AXY108T22 Jun 202625,050 ft
AXY168Y22 Jun 202635,025 ft
AXY256F21 Jun 202638,000 ft
AXY359U20 Jun 202639,000 ft
AXY305K19 Jun 202636,000 ft
AXY252E19 Jun 202638,000 ft
AXY565G15 Jun 202636,000 ft
AXY112E15 Jun 202637,000 ft
AXY746P14 Jun 202629,000 ft
AXY207R12 Jun 202638,000 ft
AXY130P11 Jun 202637,000 ft
AXY379T10 Jun 202639,000 ft
not transmitted10 Jun 202635,575 ft
AXY656J10 Jun 202634,150 ft
AXY82598 Jun 202637,975 ft
AXY777Y8 Jun 202629,000 ft
AXY347X8 Jun 202638,000 ft
AXY763S7 Jun 202639,000 ft
AXY470C5 Jun 202634,125 ft
AXY604K2 Jun 202622,425 ft
not transmitted2 Jun 202618,650 ft
AXY649C31 May 202639,000 ft
AXY192G31 May 202627,125 ft
AXY952Y31 May 202626,200 ft