sensors Mode-S transponder

C82AFF

ICAO 24-bit transponder address · allocated to New Zealand

Currently assigned to ZK-TXB · BOEING 737-800

Hex
C82AFF
Octal
62025377
Decimal
13,118,207
Country
NZ
Tail
ZK-TXB
Type
B738
No current signal · last broadcast Jul 23, 19:35 UTC
Flights observed
227
Distinct callsigns
20
Country
NZ
Last broadcast
Jul 23, 19:35 UTC

Last known position

Most recent position reported by Mode-S C82AFF.

Country allocation

The ICAO 24-bit address C82AFF falls within the block assigned to New Zealand (NZ) by ICAO Annex 10, Volume III. Every aircraft registered in New Zealand 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 20 distinct

Callsign Airline Flights Last seen
TFX12 - 20 2026-07-16
TFX11 - 19 2026-07-20
TFX52 - 18 2026-07-23
TFX23 - 18 2026-07-20
TFX42 - 16 2026-07-22
TFX49 - 15 2026-07-21
TFX21 - 14 2026-07-08
TFX93 - 13 2026-07-08
TFX41 - 13 2026-07-23
TFX36 - 13 2026-07-22
TFX34 - 13 2026-07-23
TFX22 - 13 2026-07-08
TFX402 - 12 2026-07-22
TFX94 - 11 2026-07-08
TFX51 - 6 2026-06-18
TFX53 - 5 2026-07-21
TFX92 - 3 2026-06-25
TNZ567 - 1 2026-06-07
TNZ560 - 1 2026-05-13
TFX95 - 1 2026-05-22

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-23 TFX52 - Jul 23, 18:10 UTCJul 23, 19:35 UTC1h 25m
2026-07-23 TFX41 SYD → BNE Jul 23, 13:10 UTCJul 23, 14:20 UTC1h 10m
2026-07-23 TFX34 ADL → SYD Jul 23, 09:35 UTCJul 23, 11:15 UTC1h 40m
2026-07-22 TFX36 - Jul 22, 17:50 UTCJul 22, 18:55 UTC1h 5m
2026-07-22 TFX42 BNE → MEL Jul 22, 14:40 UTCJul 22, 16:55 UTC2h 15m
2026-07-22 TFX402 SYD → BNE Jul 22, 11:50 UTCJul 22, 13:00 UTC1h 10m
2026-07-21 TFX53 - Jul 21, 23:50 UTCJul 22, 00:15 UTC25m
2026-07-21 TFX52 - Jul 21, 18:25 UTCJul 21, 19:50 UTC1h 25m
2026-07-21 TFX402 SYD → BNE Jul 21, 12:00 UTCJul 21, 13:05 UTC1h 5m
2026-07-21 TFX49 - Jul 21, 06:55 UTCJul 21, 10:50 UTC3h 55m
2026-07-20 TFX52 - Jul 20, 18:35 UTCJul 20, 20:00 UTC1h 25m
2026-07-20 TFX23 MEL → BNE Jul 20, 15:30 UTCJul 20, 17:15 UTC1h 45m
2026-07-20 TFX11 PER → MEL Jul 20, 11:15 UTCJul 20, 14:15 UTC3h 0m
2026-07-16 TFX12 - Jul 16, 22:19 UTCJul 16, 22:49 UTC30m
2026-07-16 TFX12 - Jul 16, 18:59 UTCJul 16, 20:09 UTC1h 10m
2026-07-16 TFX42 BNE → MEL Jul 16, 15:49 UTCJul 16, 17:49 UTC2h 0m
2026-07-16 TFX41 SYD → BNE Jul 16, 12:49 UTCJul 16, 14:10 UTC1h 20m
2026-07-16 TFX34 ADL → SYD Jul 16, 09:50 UTCJul 16, 11:30 UTC1h 40m
2026-07-15 TFX36 - Jul 15, 17:30 UTCJul 15, 18:30 UTC1h 0m
2026-07-15 TFX42 BNE → MEL Jul 15, 14:40 UTCJul 15, 16:35 UTC1h 55m
2026-07-15 TFX402 SYD → BNE Jul 15, 11:55 UTCJul 15, 13:05 UTC1h 10m
2026-07-15 TFX49 - Jul 15, 09:50 UTCJul 15, 10:35 UTC45m
2026-07-14 TFX52 - Jul 14, 18:30 UTCJul 14, 19:50 UTC1h 20m
2026-07-14 TFX41 SYD → BNE Jul 14, 12:45 UTCJul 14, 14:00 UTC1h 15m
2026-07-14 TFX34 ADL → SYD Jul 14, 09:45 UTCJul 14, 11:15 UTC1h 30m
2026-07-13 TFX36 - Jul 13, 17:50 UTCJul 13, 18:55 UTC1h 5m
2026-07-13 TFX42 BNE → MEL Jul 13, 14:45 UTCJul 13, 16:50 UTC2h 5m
2026-07-13 TFX402 SYD → BNE Jul 13, 12:00 UTCJul 13, 13:10 UTC1h 10m
2026-07-13 TFX49 - Jul 13, 10:05 UTCJul 13, 10:45 UTC40m
2026-07-13 TFX49 - Jul 13, 06:45 UTCJul 13, 07:01 UTC15m
2026-07-09 TFX52 - Jul 9, 18:25 UTCJul 9, 20:00 UTC1h 35m
2026-07-09 TFX23 MEL → BNE Jul 9, 15:25 UTCJul 9, 17:15 UTC1h 50m
2026-07-09 TFX11 PER → MEL Jul 9, 10:55 UTCJul 9, 14:05 UTC3h 10m
2026-07-08 TFX12 - Jul 8, 17:55 UTCJul 8, 21:35 UTC3h 40m
2026-07-08 TFX94 - Jul 8, 16:20 UTCJul 8, 16:55 UTC35m
2026-07-08 TFX93 - Jul 8, 14:40 UTCJul 8, 15:10 UTC30m
2026-07-08 TFX22 SYD → MEL Jul 8, 12:35 UTCJul 8, 13:40 UTC1h 5m
2026-07-08 TFX21 BNE → SYD Jul 8, 10:10 UTCJul 8, 11:20 UTC1h 10m
2026-07-07 TFX41 SYD → BNE Jul 7, 12:40 UTCJul 7, 13:50 UTC1h 10m
2026-07-07 TFX34 ADL → SYD Jul 7, 09:50 UTCJul 7, 11:20 UTC1h 30m
2026-07-06 TFX36 MEL → ADL Jul 6, 17:55 UTCJul 6, 18:55 UTC1h 0m
2026-07-06 TFX42 BNE → MEL Jul 6, 14:50 UTCJul 6, 16:50 UTC2h 0m
2026-07-06 TFX402 SYD → BNE Jul 6, 12:00 UTCJul 6, 13:05 UTC1h 5m
2026-07-06 TFX49 - Jul 6, 09:30 UTCJul 6, 10:20 UTC50m
2026-07-02 TFX52 - Jul 2, 18:35 UTCJul 2, 20:00 UTC1h 25m
2026-07-02 TFX23 MEL → BNE Jul 2, 15:10 UTCJul 2, 16:55 UTC1h 45m
2026-07-02 TFX11 PER → MEL Jul 2, 10:45 UTCJul 2, 13:55 UTC3h 10m
2026-07-01 TFX12 - Jul 1, 18:10 UTCJul 1, 22:05 UTC3h 55m
2026-07-01 TFX94 - Jul 1, 16:40 UTCJul 1, 17:20 UTC40m
2026-07-01 TFX93 - Jul 1, 14:55 UTCJul 1, 15:25 UTC30m

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 ZK-TXB page for operator, model, and routing details .

Mode-S C82AFF frequently asked

What is Mode-S code C82AFF?
C82AFF is an ICAO 24-bit transponder address. Allocated to New Zealand. Assigned to ZK-TXB.
Where is Mode-S C82AFF registered?
Mode-S code C82AFF is allocated to New Zealand (NZ). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is C82AFF broadcasting right now?
No active broadcast right now. Last signal was Jul 23, 19:35 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex C82AFF, octal 62025377, decimal 13,118,207.
What flights does C82AFF operate?
Mode-S C82AFF has broadcast 20 distinct callsigns, including TFX12, TFX11, TFX52, TFX23, TFX42.