HB9EYA, radio and ADS-B
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Aircraft

LZ-GPA

Regular

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Mode S hex
4520FB
Type
Boeing 737-400B734
Manufacturer
Boeing
Serial number
27003
Year built
199234 years old
Operator
GP Aviation (GPX)
Country of registration
BulgariaBulgaria
First contact
11 Jul 2022, 20:11
Last contact
14 Aug 2026, 15:13
Logged visits
1,725

The station's story

Cumulative contact time
254 h
Distinct days
671
Highest captured altitude
35,975 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#45,523 of 57,430
Longest contact
2 h 15 min
Contacts on this Mode S address
1,765 contacts on the address, 1,725 under this registration: the address has carried several identities over time.

Same airframe, also seen as

  • 9H-HUEfrom 6 Jul 2016 to 11 Aug 2026 · 200 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

GPX (1,253 contacts, 2022-2026)

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

Visits

CallsignFirst contactAltitude at end of contact
not transmitted17 Nov 202517,050 ft
not transmitted17 Nov 202514,725 ft
GPX2IM16 Nov 202517,650 ft
not transmitted16 Nov 202512,800 ft
GPX1LB16 Nov 202511,800 ft
not transmitted16 Nov 202518,250 ft
GPX1LB14 Nov 202517,325 ft
GPX1BL14 Nov 202516,750 ft
GPX2IM12 Nov 202513,300 ft
not transmitted12 Nov 202516,375 ft
GPX70112 Nov 202529,850 ft
GPX70012 Nov 2025not transmitted
GPX2IM10 Nov 202522,775 ft
GPX2MI10 Nov 202517,200 ft
not transmitted10 Nov 202521,225 ft
not transmitted10 Nov 202516,425 ft
GPX1BL9 Nov 202518,425 ft
GPX2IM5 Nov 202510,950 ft
GPX7015 Nov 202529,975 ft
GPX7005 Nov 2025not transmitted
GPX1LB2 Nov 202513,575 ft
not transmitted2 Nov 202518,125 ft
GPX2IM31 Oct 202511,800 ft
GPX2MI31 Oct 202518,875 ft
GPX70131 Oct 202526,900 ft