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
#45,513 of 57,390
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
GPX80329 Jul 202418,075 ft
not transmitted29 Jul 20247,600 ft
not transmitted29 Jul 202418,350 ft
not transmitted29 Jul 20247,950 ft
GPX80328 Jul 202419,375 ft
not transmitted28 Jul 20247,875 ft
GPX70128 Jul 202428,675 ft
GPX70028 Jul 2024not transmitted
GPX80127 Jul 202411,525 ft
not transmitted27 Jul 202417,475 ft
GPX80326 Jul 202418,025 ft
GPX80226 Jul 202418,450 ft
GPX70326 Jul 202431,000 ft
GPX70226 Jul 2024not transmitted
GPX80325 Jul 202414,150 ft
GPX80225 Jul 202416,450 ft
not transmitted25 Jul 202416,025 ft
not transmitted25 Jul 202410,000 ft
GPX411525 Jul 202419,175 ft
GPX411425 Jul 20249,875 ft
GPX80324 Jul 202415,800 ft
GPX80224 Jul 202413,375 ft
GPX70324 Jul 202428,900 ft
GPX70224 Jul 2024not transmitted
GPX80323 Jul 202416,400 ft