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
#45,816 of 60,416
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
GPX2IM4 Oct 202613,575 ft
GPX7014 Oct 202629,700 ft
GPX7004 Oct 2026not transmitted
GPX7012 Oct 202633,000 ft
GPX7002 Oct 2026not transmitted
not transmitted1 Oct 202621,075 ft
GPX1BL1 Oct 20269,425 ft
GPX2IM29 Sept 202613,200 ft
GPX2MI29 Sept 20268,800 ft
GPX70128 Sept 202625,550 ft
GPX70028 Sept 2026not transmitted
GPX2IM27 Sept 202616,850 ft
GPX2MI27 Sept 202618,225 ft
GPX70027 Sept 202629,875 ft
GPX80326 Sept 202622,300 ft
GPX70125 Sept 202633,000 ft
GPX70025 Sept 20261,150 ft
GPX1LB23 Sept 202622,650 ft
GPX2IM21 Sept 202620,775 ft
GPX70121 Sept 202629,450 ft
GPX70021 Sept 2026not transmitted
GPX80720 Sept 202613,875 ft
not transmitted20 Sept 202617,025 ft
GPX2IM19 Sept 202611,325 ft
GPX1LB19 Sept 202614,550 ft