sensors Mode-S transponder

7C4922

ICAO 24-bit transponder address · allocated to Australia

Currently assigned to VH-OQC · AIRBUS A-380-800 · operated by QANTAS AIRWAYS LIMITED

Hex
7C4922
Octal
37044442
Decimal
8,145,186
Country
AU
Tail
VH-OQC
Type
A388
No current signal · last broadcast 1h ago
Flights observed
124
Distinct callsigns
16
Country
AU
Last broadcast
1h ago

Last known position

Most recent position reported by Mode-S 7C4922.

Country allocation

The ICAO 24-bit address 7C4922 falls within the block assigned to Australia (AU) by ICAO Annex 10, Volume III. Every aircraft registered in Australia 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 16 distinct

Callsign Airline Flights Last seen
QFA2 - 23 2026-07-12
QFA7 - 19 2026-07-13
QFA1 - 18 2026-07-10
QFA8 - 17 2026-07-14
QFA12 - 13 2026-07-09
QFA81 - 7 2026-07-05
QFA11 - 7 2026-07-07
QFA94 Qantas 4 2026-05-17
QFA93 Qantas 3 2026-05-18
QFA82 Qantas 3 2026-07-05
QFA64 - 3 2026-07-06
QFA63 - 2 2026-07-06
QFA335 - 2 2026-06-28
QFA8D - 1 2026-07-03
QFA82D Qantas 1 2026-05-04
QFA6041 - 1 2026-06-29

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-14 QFA8 - Jul 14, 05:10 UTCJul 14, 06:10 UTC1h 0m
2026-07-13 QFA7 SYD → DFW Jul 13, 03:01 UTCJul 13, 18:15 UTC15h 15m
2026-07-12 QFA2 - Jul 12, 13:20 UTCJul 12, 19:05 UTC5h 45m
2026-07-11 QFA2 - Jul 11, 20:45 UTCJul 12, 09:00 UTC12h 15m
2026-07-10 QFA1 - Jul 10, 16:30 UTCJul 11, 05:55 UTC13h 25m
2026-07-10 QFA1 - Jul 10, 05:10 UTCJul 10, 05:45 UTC35m
2026-07-09 QFA12 - Jul 9, 20:00 UTCJul 9, 21:35 UTC1h 35m
2026-07-09 QFA12 - Jul 9, 07:20 UTCJul 9, 07:45 UTC25m
2026-07-07 QFA11 - Jul 7, 08:25 UTCJul 7, 21:20 UTC12h 55m
2026-07-06 QFA64 - Jul 6, 17:20 UTCJul 7, 05:00 UTC11h 40m
2026-07-06 QFA63 SYD → JNB Jul 6, 00:25 UTCJul 6, 14:00 UTC13h 35m
2026-07-05 QFA82 SIN → SYD Jul 5, 13:40 UTCJul 5, 20:55 UTC7h 15m
2026-07-05 QFA81 - Jul 5, 08:50 UTCJul 5, 09:00 UTC10m
2026-07-05 QFA81 - Jul 5, 01:25 UTCJul 5, 02:00 UTC35m
2026-07-03 QFA8D DFW → SYD Jul 3, 07:10 UTCJul 3, 23:25 UTC16h 15m
2026-07-01 QFA7 SYD → DFW Jul 1, 03:25 UTCJul 1, 17:55 UTC14h 30m
2026-06-30 QFA12 - Jun 30, 21:10 UTCJun 30, 22:50 UTC1h 40m
2026-06-30 QFA12 - Jun 30, 08:25 UTCJun 30, 08:50 UTC25m
2026-06-29 QFA6041 - Jun 29, 14:14 UTCJun 30, 01:25 UTC11h 10m
2026-06-28 QFA335 - Jun 28, 21:40 UTCJun 29, 10:50 UTC13h 10m
2026-06-28 QFA335 - Jun 28, 11:19 UTCJun 28, 12:15 UTC55m
2026-06-28 QFA64 - Jun 28, 01:25 UTCJun 28, 05:15 UTC3h 50m
2026-06-27 QFA64 - Jun 27, 17:44 UTCJun 27, 17:59 UTC15m
2026-06-27 QFA63 - Jun 27, 00:25 UTCJun 27, 14:09 UTC13h 45m
2026-06-26 QFA8 DFW → SYD Jun 26, 05:05 UTCJun 26, 21:04 UTC16h 0m
2026-06-25 QFA7 SYD → DFW Jun 25, 03:24 UTCJun 25, 18:04 UTC14h 40m
2026-06-24 QFA8 DFW → SYD Jun 24, 04:44 UTCJun 24, 20:54 UTC16h 10m
2026-06-23 QFA7 SYD → DFW Jun 23, 03:04 UTCJun 23, 17:50 UTC14h 45m
2026-06-22 QFA2 - Jun 22, 18:35 UTCJun 22, 19:05 UTC30m
2026-06-21 QFA2 - Jun 21, 20:45 UTCJun 22, 09:19 UTC12h 35m
2026-06-20 QFA1 - Jun 20, 15:54 UTCJun 21, 05:20 UTC13h 25m
2026-06-20 QFA1 - Jun 20, 05:19 UTCJun 20, 05:54 UTC35m
2026-06-19 QFA12 - Jun 19, 19:45 UTCJun 19, 21:24 UTC1h 40m
2026-06-19 QFA12 - Jun 19, 07:09 UTCJun 19, 07:34 UTC25m
2026-06-17 QFA11 - Jun 17, 08:55 UTCJun 17, 21:50 UTC12h 55m
2026-06-15 QFA2 - Jun 15, 11:54 UTCJun 15, 19:05 UTC7h 10m
2026-06-14 QFA2 - Jun 14, 20:40 UTCJun 15, 08:49 UTC12h 9m
2026-06-13 QFA1 - Jun 13, 16:15 UTCJun 14, 05:50 UTC13h 36m
2026-06-13 QFA1 - Jun 13, 05:20 UTCJun 13, 06:15 UTC55m
2026-06-12 QFA82 SIN → SYD Jun 12, 15:10 UTCJun 12, 20:45 UTC5h 35m
2026-06-12 QFA81 SYD → SIN Jun 12, 09:10 UTCJun 12, 09:20 UTC10m
2026-06-12 QFA81 SYD → SIN Jun 12, 01:40 UTCJun 12, 02:10 UTC30m
2026-06-11 QFA8 DFW → SYD Jun 11, 05:00 UTCJun 11, 21:00 UTC16h 0m
2026-06-10 QFA7 SYD → DFW Jun 10, 16:00 UTCJun 10, 17:15 UTC1h 15m
2026-06-10 QFA7 SYD → DFW Jun 10, 02:40 UTCJun 10, 09:15 UTC6h 35m
2026-06-09 QFA8 DFW → SYD Jun 9, 05:20 UTCJun 9, 21:25 UTC16h 5m
2026-06-08 QFA7 SYD → DFW Jun 8, 02:45 UTCJun 8, 17:20 UTC14h 35m
2026-06-07 QFA8 DFW → SYD Jun 7, 06:00 UTCJun 7, 22:35 UTC16h 35m
2026-06-06 QFA7 SYD → DFW Jun 6, 02:55 UTCJun 6, 17:40 UTC14h 45m
2026-06-05 QFA2 LHR → SIN Jun 5, 12:30 UTCJun 5, 19:15 UTC6h 45m

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 VH-OQC page for operator, model, and routing details .

Mode-S 7C4922 frequently asked

What is Mode-S code 7C4922?
7C4922 is an ICAO 24-bit transponder address. Allocated to Australia. Assigned to VH-OQC.
Where is Mode-S 7C4922 registered?
Mode-S code 7C4922 is allocated to Australia (AU). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 7C4922 broadcasting right now?
No active broadcast right now. Last signal was 1h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 7C4922, octal 37044442, decimal 8,145,186.
What flights does 7C4922 operate?
Mode-S 7C4922 has broadcast 16 distinct callsigns, including QFA2, QFA7, QFA1, QFA8, QFA12.