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
#45,474 of 57,178
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
GPX11019 Jun 202318,950 ft
GPX1115 Jun 202324,300 ft
GPX1105 Jun 20238,300 ft
GPX4111 Jun 202318,975 ft
GPX4101 Jun 202310,400 ft
GPX11129 May 202323,975 ft
GPX11029 May 20238,200 ft
GPX11122 May 202320,425 ft
GPX11022 May 20238,075 ft
GPX41118 May 202321,350 ft
GPX41018 May 202316,475 ft
GPX17B12 May 202319,200 ft
not transmitted12 May 202318,775 ft
GPX17B11 May 202320,150 ft
GPX1111 May 202319,500 ft
not transmitted1 May 202315,950 ft
GPX4112 Feb 202319,100 ft
GPX4102 Feb 202317,925 ft
GPX21131 Jan 202317,600 ft
GPX21031 Jan 202318,350 ft
GPX41126 Jan 202323,050 ft
GPX41026 Jan 202310,900 ft
GPX21124 Jan 202320,300 ft
GPX21024 Jan 202316,850 ft
GPX21110 Jan 202323,625 ft