overheadlog, radio and ADS-B
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Aircraft

OO-ACF

Common

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Mode S hex
448466
Type
Boeing 747-400B744
Manufacturer
Boeing
Serial number
35169
Year built
200719 years old
Operator
Challenge Airlines (FRH)
Country of registration
BelgiumBelgium
First contact
27 Mar 2020, 13:15
Last contact
23 Sept 2026, 05:03
Logged visits
443

The station's story

Cumulative contact time
47 h
Distinct days
388
Highest captured altitude
43,025 ft
Discovery rank
#37,835 of 60,219
Longest contact
0 h 31 min
Contacts on this Mode S address
474 contacts on the address, 443 under this registration: the address has carried several identities over time.

Same airframe, also seen as

  • 4X-ICDfrom 28 Feb 2019 to 21 Jul 2024 · 58 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

CHG (180 contacts, 2021-2026) · ICL (158 contacts, 2021-2026) · FRH (58 contacts, 2020)

Operator as per the registry of 28 Sept 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
CHG5033 Aug 202335,925 ft
CHG5011 Aug 202338,225 ft
CHG54231 Jul 202337,000 ft
CHG51331 Jul 202334,600 ft
not transmitted29 Jul 202334,025 ft
CHG50426 Jul 202337,000 ft
ICL85320 Jul 202337,000 ft
CHG51316 Jul 202334,575 ft
CHG51014 Jul 202331,000 ft
CHG5013 Jul 202334,000 ft
CHG5731 Jul 202334,000 ft
CHG51325 Jun 202336,425 ft
CHG57318 Jun 202336,950 ft
CHG51016 Jun 202337,000 ft
not transmitted15 Jun 202334,550 ft
CHG5134 Jun 202336,825 ft
ICL91329 May 202335,000 ft
ICL90927 May 202335,000 ft
CHG57322 May 202334,250 ft
CHG57314 May 202336,450 ft
CHG51312 May 202335,750 ft
not transmitted7 May 202335,375 ft
CHG5147 May 202335,000 ft
CHG5736 May 202333,975 ft
ICL9105 May 202341,000 ft