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
199234 years old
Operator
GP Aviation (GPX)
Country of registration
BulgariaBulgaria
First contact
11 Jul 2022, 20:11
Last contact
12 Aug 2026, 15:12
Logged visits
1,721

The station's story

Cumulative contact time
253 h
Distinct days
669
Highest captured altitude
35,975 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#45,467 of 57,136
Longest contact
2 h 15 min
Contacts on this Mode S address
1,761 contacts on the address, 1,721 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 (1,249 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
GPX81417 Dec 202210,850 ft
GPX41115 Dec 202220,800 ft
GPX41015 Dec 202218,000 ft
GPX21013 Dec 202219,225 ft
GPX5119 Dec 202219,000 ft
GPX5109 Dec 202218,075 ft
GPX4118 Dec 202218,925 ft
GPX4108 Dec 202212,725 ft
GPX2116 Dec 202222,800 ft
GPX2106 Dec 20229,900 ft
GPX7114 Dec 202219,850 ft
not transmitted4 Dec 202215,750 ft
GPX4111 Dec 202218,875 ft
not transmitted1 Dec 202217,625 ft
GPX21129 Nov 202219,275 ft
GPX21029 Nov 202216,525 ft
GPX41024 Nov 202216,850 ft
GPX21122 Nov 202222,525 ft
GPX21022 Nov 202218,025 ft
GPX21015 Nov 202217,875 ft
GPX41127 Oct 202218,525 ft
GPX41027 Oct 202216,225 ft
GPX921130 Aug 202235,025 ft
GPX21030 Aug 202216,675 ft
GPX21123 Aug 202223,350 ft