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 57,441
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
AXY898N16 Jul 202539,000 ft
AXY147J12 Jul 202538,000 ft
AXY552L11 Jul 202529,450 ft
AXY160E11 Jul 2025not transmitted
AXY437N10 Jul 202539,000 ft
AXY954C9 Jul 202532,000 ft
AXY629A7 Jul 202539,000 ft
AXY302K2 Jul 202536,000 ft
AXY381W1 Jul 202524,050 ft
AXY233C29 Jun 202538,000 ft
AXY382H29 Jun 202539,000 ft
AXY153F28 Jun 202534,025 ft
AXY663C27 Jun 202522,000 ft
AXY335V27 Jun 202533,475 ft
AXY237T23 Jun 202536,000 ft
AXY510H23 Jun 2025not transmitted
AXY846W22 Jun 202532,425 ft
AXY448G20 Jun 202538,000 ft
HYP0331 Dec 202233,000 ft
HYP0339 Nov 202228,275 ft
HYP0336 Nov 20221,225 ft
HYP0336 Nov 202221,500 ft
HYP03324 Oct 202239,000 ft
HYP03322 Oct 202240,000 ft
HYP0334 Oct 202237,000 ft