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
14 Aug 2026, 15:13
Logged visits
1,725

The station's story

Cumulative contact time
254 h
Distinct days
671
Highest captured altitude
35,975 ft
1 corrupted frame(s) excluded from this maximum
Discovery rank
#45,513 of 57,388
Longest contact
2 h 15 min
Contacts on this Mode S address
1,765 contacts on the address, 1,725 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 (1,253 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
GPX2MI9 Feb 202618,400 ft
GPX1LB8 Feb 202612,000 ft
GPX1BL8 Feb 202617,625 ft
GPX2IM6 Feb 202613,450 ft
GPX2MI6 Feb 202619,625 ft
GPX7016 Feb 202625,750 ft
GPX7006 Feb 2026not transmitted
GPX7014 Feb 202632,600 ft
GPX1LB1 Feb 202612,500 ft
not transmitted1 Feb 202616,925 ft
GPX2IM30 Jan 202611,975 ft
GPX2MI30 Jan 202610,750 ft
GPX70130 Jan 202630,150 ft
GPX70030 Jan 2026not transmitted
GPX2IM28 Jan 202619,350 ft
GPX2MI28 Jan 202618,250 ft
GPX1LB25 Jan 202612,150 ft
GPX1BL25 Jan 202620,300 ft
GPX2IM23 Jan 202618,200 ft
GPX2MI23 Jan 202618,800 ft
GPX1LB23 Jan 202619,950 ft
GPX1BL23 Jan 202619,750 ft
GPX1LB19 Jan 202618,050 ft
not transmitted19 Jan 202618,175 ft
GPX1LB18 Jan 202613,875 ft