overheadlog, 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 57,391
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
GPX2MI2 Aug 202615,900 ft
GPX7012 Aug 202627,150 ft
GPX7002 Aug 2026not transmitted
GPX7031 Aug 202634,925 ft
GPX7021 Aug 2026not transmitted
GPX2IM31 Jul 202614,450 ft
not transmitted31 Jul 202619,525 ft
GPX70131 Jul 202630,200 ft
GPX70031 Jul 2026not transmitted
GPX70130 Jul 202627,550 ft
GPX70030 Jul 2026not transmitted
not transmitted29 Jul 202618,925 ft
GPX1BL29 Jul 202617,900 ft
GPX2IM28 Jul 202617,925 ft
GPX70128 Jul 202628,225 ft
GPX70028 Jul 2026not transmitted
GPX2IM27 Jul 202615,825 ft
not transmitted27 Jul 20268,575 ft
GPX70127 Jul 202628,925 ft
GPX70027 Jul 2026not transmitted
GPX2IM26 Jul 202616,725 ft
not transmitted26 Jul 20268,900 ft
GPX70126 Jul 202627,000 ft
GPX70026 Jul 2026not transmitted
GPX70325 Jul 202632,075 ft