HB9EYARADIO & 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
1992
Operator
GP Aviation (GPX)
Country of registration
BulgariaBulgaria
First contact
11 Jul 2022, 20:11
Last contact
8 Aug 2026, 15:36
Logged visits
1,711

The station's story

Cumulative contact time
251 h
Distinct days
665
Highest captured altitude
35,975 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#45,451 of 57,065
Longest contact
2 h 15 min
Contacts on this Mode S address
1,751 contacts on the address, 1,711 under this registration: the address has carried several identities over time.

Same airframe, also seen as

  • 9H-HUEfrom 6 Jul 2016 to 5 Aug 2026 · 198 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 (1,240 contacts, 2022-2026)

Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
GPX1BL8 Aug 202630,350 ft
GPX2IM7 Aug 202620,875 ft
GPX7017 Aug 202629,925 ft
GPX7007 Aug 20261,200 ft
GPX2IM6 Aug 202619,675 ft
GPX1LB5 Aug 202619,300 ft
not transmitted5 Aug 202619,275 ft
GPX2IM3 Aug 202624,175 ft
not transmitted3 Aug 202615,475 ft
GPX7013 Aug 202633,025 ft
GPX7003 Aug 2026not transmitted
GPX2IM2 Aug 202621,575 ft
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