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
4 Oct 2026, 20:17
Logged visits
1,816

The station's story

Cumulative contact time
274 h
Distinct days
708
Highest captured altitude
36,675 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#45,824 of 60,435
Longest contact
2 h 15 min
Contacts on this Mode S address
1,856 contacts on the address, 1,816 under this registration: the address has carried several identities over time.

Same airframe, also seen as

  • 9H-HUEfrom 6 Jul 2016 to 14 Oct 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 (1,323 contacts, 2022-2026)

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

Visits

CallsignFirst contactAltitude at end of contact
GPX7004 Jul 2026not transmitted
GPX8034 Jul 202623,900 ft
GPX7013 Jul 202627,250 ft
GPX7003 Jul 2026not transmitted
GPX2IM2 Jul 202622,050 ft
GPX2MI2 Jul 20268,675 ft
GPX1LB1 Jul 202611,100 ft
not transmitted1 Jul 202619,400 ft
GPX2IM30 Jun 202624,025 ft
GPX2MI30 Jun 20268,725 ft
GPX1LB29 Jun 202621,600 ft
not transmitted29 Jun 20268,800 ft
GPX2IM28 Jun 202617,775 ft
not transmitted28 Jun 20268,475 ft
GPX70128 Jun 202628,475 ft
GPX70028 Jun 2026not transmitted
GPX70127 Jun 202630,125 ft
GPX70027 Jun 2026not transmitted
GPX80327 Jun 2026not transmitted
GPX80227 Jun 202617,975 ft
GPX70126 Jun 202629,625 ft
GPX70026 Jun 2026not transmitted
GPX2IM21 Jun 202619,125 ft
not transmitted21 Jun 202618,125 ft
GPX70121 Jun 202626,925 ft