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
15 Aug 2026, 19:53
Logged visits
1,726

The station's story

Cumulative contact time
255 h
Distinct days
672
Highest captured altitude
35,975 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#45,527 of 57,466
Longest contact
2 h 15 min
Contacts on this Mode S address
1,766 contacts on the address, 1,726 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 (1,254 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
GPX80325 Jul 202521,525 ft
GPX80225 Jul 202510,925 ft
GPX1LB24 Jul 202519,725 ft
GPX1LB23 Jul 202519,600 ft
not transmitted23 Jul 202517,625 ft
GPX1NH23 Jul 202518,850 ft
GPX1HN23 Jul 202518,575 ft
GPX1LB22 Jul 202520,300 ft
not transmitted22 Jul 20258,850 ft
GPX1LB21 Jul 202518,475 ft
GPX1BL21 Jul 202517,100 ft
GPX70120 Jul 202527,675 ft
GPX70020 Jul 2025not transmitted
GPX1LB19 Jul 202511,025 ft
not transmitted19 Jul 20258,875 ft
GPX1NH18 Jul 202511,250 ft
GPX1HN18 Jul 202517,525 ft
not transmitted18 Jul 202517,550 ft
not transmitted18 Jul 20258,400 ft
GPX1LB17 Jul 202521,975 ft
not transmitted16 Jul 202517,900 ft
not transmitted16 Jul 2025not transmitted
not transmitted15 Jul 202518,500 ft
not transmitted15 Jul 2025not transmitted
not transmitted14 Jul 202520,000 ft