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sensors Mode-S transponder

507C89

ICAO 24-bit transponder address · allocated to Uzbekistan

Currently assigned to UK33021 · AIRBUS A-330-200

Hex
507C89
Octal
24076211
Decimal
5,274,761
Country
UZ
Tail
UK33021
Type
A332
No current signal · last broadcast 6h ago
Flights observed
174
Distinct callsigns
6
Country
UZ
Last broadcast
6h ago

Last known position

Most recent position reported by Mode-S 507C89.

Country allocation

The ICAO 24-bit address 507C89 falls within the block assigned to Uzbekistan (UZ) by ICAO Annex 10, Volume III. Every aircraft registered in Uzbekistan receives a permanent address from this block at the time of registration; the address stays with the airframe even if the aircraft is re-registered to a different operator within the country.

Callsign history 6 distinct

Callsign Airline Flights Last seen
QNT575 - 99 2026-07-14
QNT576 - 65 2026-07-14
QNT822 Qanot Sharq 3 2026-04-20
QNT5571 - 3 2026-06-21
QNT821 - 2 2026-04-20
QNT5572 - 2 2026-06-21

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-14 QNT576 - Jul 14, 13:05 UTCJul 14, 14:55 UTC1h 50m
2026-07-14 QNT575 - Jul 14, 10:45 UTCJul 14, 11:05 UTC20m
2026-07-13 QNT576 - Jul 13, 19:25 UTCJul 14, 09:55 UTC14h 30m
2026-07-13 QNT575 - Jul 13, 17:05 UTCJul 13, 17:25 UTC20m
2026-07-13 QNT575 - Jul 13, 15:05 UTCJul 13, 16:25 UTC1h 20m
2026-07-12 QNT576 - Jul 12, 12:35 UTCJul 12, 14:30 UTC1h 55m
2026-07-12 QNT575 - Jul 12, 10:15 UTCJul 12, 10:40 UTC25m
2026-07-11 QNT576 - Jul 11, 19:15 UTCJul 12, 09:35 UTC14h 20m
2026-07-11 QNT575 - Jul 11, 16:50 UTCJul 11, 17:10 UTC20m
2026-07-11 QNT575 - Jul 11, 14:40 UTCJul 11, 16:05 UTC1h 25m
2026-07-10 QNT576 - Jul 10, 12:55 UTCJul 10, 14:45 UTC1h 50m
2026-07-10 QNT575 - Jul 10, 10:30 UTCJul 10, 11:00 UTC30m
2026-07-09 QNT576 - Jul 9, 19:15 UTCJul 10, 09:55 UTC14h 40m
2026-07-09 QNT575 - Jul 9, 14:45 UTCJul 9, 16:10 UTC1h 25m
2026-07-08 QNT576 - Jul 8, 13:25 UTCJul 8, 15:20 UTC1h 55m
2026-07-08 QNT575 - Jul 8, 10:30 UTCJul 8, 10:50 UTC20m
2026-07-07 QNT575 - Jul 7, 14:20 UTCJul 8, 09:50 UTC19h 30m
2026-07-07 QNT575 - Jul 7, 12:55 UTCJul 8, 09:50 UTC20h 55m
2026-07-07 QNT575 - Jul 7, 10:35 UTCJul 7, 11:00 UTC25m
2026-07-06 QNT575 - Jul 6, 19:30 UTCJul 7, 10:00 UTC14h 30m
2026-07-06 QNT575 - Jul 6, 17:10 UTCJul 6, 17:35 UTC25m
2026-07-06 QNT575 - Jul 6, 15:05 UTCJul 6, 16:30 UTC1h 25m
2026-07-05 QNT576 - Jul 5, 12:50 UTCJul 5, 14:45 UTC1h 55m
2026-07-05 QNT575 - Jul 5, 10:35 UTCJul 5, 10:50 UTC15m
2026-07-04 QNT576 - Jul 4, 19:15 UTCJul 5, 09:45 UTC14h 30m
2026-07-04 QNT575 - Jul 4, 14:50 UTCJul 4, 17:20 UTC2h 30m
2026-07-03 QNT576 - Jul 3, 12:35 UTCJul 3, 14:30 UTC1h 55m
2026-07-02 QNT575 - Jul 2, 19:30 UTCJul 3, 10:50 UTC15h 20m
2026-07-02 QNT575 - Jul 2, 17:15 UTCJul 2, 17:30 UTC15m
2026-07-02 QNT575 - Jul 2, 15:05 UTCJul 2, 16:25 UTC1h 20m
2026-07-01 QNT576 - Jul 1, 12:55 UTCJul 1, 14:55 UTC2h 0m
2026-07-01 QNT575 - Jul 1, 10:20 UTCJul 1, 10:40 UTC20m
2026-06-30 QNT575 - Jun 30, 14:40 UTCJul 1, 09:45 UTC19h 5m
2026-06-30 QNT576 - Jun 30, 13:45 UTCJul 1, 09:45 UTC20h 0m
2026-06-30 QNT575 - Jun 30, 10:30 UTCJun 30, 11:35 UTC1h 5m
2026-06-29 QNT576 - Jun 29, 22:19 UTCJun 30, 09:50 UTC11h 31m
2026-06-29 QNT575 - Jun 29, 20:09 UTCJun 29, 20:30 UTC20m
2026-06-29 QNT575 - Jun 29, 17:59 UTCJun 29, 19:29 UTC1h 30m
2026-06-28 QNT576 - Jun 28, 12:50 UTCJun 28, 14:39 UTC1h 50m
2026-06-27 QNT575 - Jun 27, 19:15 UTCJun 28, 11:00 UTC15h 45m
2026-06-27 QNT575 - Jun 27, 15:05 UTCJun 27, 17:29 UTC2h 25m
2026-06-26 QNT576 - Jun 26, 12:29 UTCJun 26, 14:19 UTC1h 50m
2026-06-25 QNT575 - Jun 25, 19:29 UTCJun 26, 10:44 UTC15h 15m
2026-06-25 QNT575 - Jun 25, 15:15 UTCJun 25, 16:45 UTC1h 30m
2026-06-24 QNT576 - Jun 24, 12:44 UTCJun 24, 14:34 UTC1h 50m
2026-06-23 QNT575 - Jun 23, 14:19 UTCJun 24, 10:59 UTC20h 40m
2026-06-23 QNT575 - Jun 23, 12:55 UTCJun 24, 10:59 UTC22h 5m
2026-06-23 QNT575 - Jun 23, 10:29 UTCJun 23, 10:49 UTC20m
2026-06-22 QNT576 - Jun 22, 19:19 UTCJun 23, 09:54 UTC14h 35m
2026-06-22 QNT575 - Jun 22, 15:05 UTCJun 22, 16:34 UTC1h 30m

About Mode-S

A Mode-S transponder code (also called an "ICAO 24-bit address" or "hex code") is a 6-character hexadecimal identifier permanently assigned to an aircraft when it's first registered. Unlike callsigns (which change with each flight) or registrations (which can change if an aircraft is sold internationally), the Mode-S address stays with the airframe for the life of the aircraft in that country.

Every ADS-B transmission from an aircraft includes its Mode-S address, making it the most reliable way to identify a specific airframe. Flight-tracking services like Apparatus use the Mode-S address as the primary key for tying position broadcasts, callsigns, and ownership records together.

Prefer a tail-number view? See the UK33021 page for operator, model, and routing details .

Mode-S 507C89 frequently asked

What is Mode-S code 507C89?
507C89 is an ICAO 24-bit transponder address. Allocated to Uzbekistan. Assigned to UK33021.
Where is Mode-S 507C89 registered?
Mode-S code 507C89 is allocated to Uzbekistan (UZ). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 507C89 broadcasting right now?
No active broadcast right now. Last signal was 6h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 507C89, octal 24076211, decimal 5,274,761.
What flights does 507C89 operate?
Mode-S 507C89 has broadcast 6 distinct callsigns, including QNT575, QNT576, QNT822, QNT5571, QNT821.