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sensors Mode-S transponder

C820F2

ICAO 24-bit transponder address · allocated to New Zealand

Currently assigned to ZK-OKR · BOEING 777-300ER

Hex
C820F2
Octal
62020362
Decimal
13,115,634
Country
NZ
Tail
ZK-OKR
Type
B77W
No current signal · last broadcast 3h ago
Flights observed
153
Distinct callsigns
20
Country
NZ
Last broadcast
3h ago

Last known position

Most recent position reported by Mode-S C820F2.

Country allocation

The ICAO 24-bit address C820F2 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
ANZ6 - 11 2026-07-08
ANZ122 - 11 2026-06-30
ANZ121 - 11 2026-06-29
ANZ5 Air New Zealand 10 2026-07-09
ANZ281 - 10 2026-06-18
ANZ283 - 9 2026-07-13
ANZ24 - 9 2026-07-10
ANZ23 - 9 2026-07-11
ANZ284 - 8 2026-07-12
ANZ282 Air New Zealand 7 2026-06-17
ANZ953 - 6 2026-07-13
ANZ103 - 6 2026-06-27
ANZ94 - 5 2026-04-21
ANZ28 Air New Zealand 5 2026-04-15
ANZ146 - 5 2026-07-12
ANZ104 - 5 2026-06-28
ANZ95 Air New Zealand 4 2026-04-20
ANZ145 - 4 2026-07-11
ANZ945 - 3 2026-07-01
ANZ29 Air New Zealand 3 2026-04-16

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-13 ANZ953 - Jul 13, 22:50 UTCJul 14, 05:45 UTC6h 55m
2026-07-13 ANZ283 - Jul 13, 20:20 UTCJul 13, 20:35 UTC15m
2026-07-13 ANZ283 - Jul 13, 11:50 UTCJul 13, 18:40 UTC6h 50m
2026-07-12 ANZ284 - Jul 12, 23:05 UTCJul 13, 02:30 UTC3h 25m
2026-07-12 ANZ943 - Jul 12, 08:05 UTCJul 12, 17:15 UTC9h 10m
2026-07-12 ANZ146 - Jul 12, 05:30 UTCJul 12, 05:55 UTC25m
2026-07-12 ANZ146 - Jul 12, 03:15 UTCJul 12, 03:50 UTC35m
2026-07-11 ANZ145 - Jul 11, 22:01 UTCJul 12, 01:10 UTC3h 10m
2026-07-11 ANZ23 YVR → AKL Jul 11, 04:20 UTCJul 11, 17:15 UTC12h 55m
2026-07-10 ANZ24 - Jul 10, 09:20 UTCJul 10, 21:35 UTC12h 15m
2026-07-10 ANZ953 - Jul 10, 00:20 UTCJul 10, 07:10 UTC6h 50m
2026-07-09 ANZ5 LAX → AKL Jul 9, 05:45 UTCJul 9, 17:55 UTC12h 10m
2026-07-08 ANZ6 - Jul 8, 08:45 UTCJul 8, 20:10 UTC11h 25m
2026-07-07 ANZ283 SIN → AKL Jul 7, 17:00 UTCJul 7, 19:45 UTC2h 45m
2026-07-06 ANZ284 - Jul 6, 22:30 UTCJul 7, 04:40 UTC6h 10m
2026-07-06 ANZ283 SIN → AKL Jul 6, 17:10 UTCJul 6, 20:00 UTC2h 50m
2026-07-05 ANZ284 - Jul 5, 22:40 UTCJul 6, 01:40 UTC3h 0m
2026-07-05 ANZ23 YVR → AKL Jul 5, 04:15 UTCJul 5, 17:25 UTC13h 10m
2026-07-04 ANZ24 - Jul 4, 08:30 UTCJul 4, 20:50 UTC12h 20m
2026-07-03 ANZ993 - Jul 3, 21:20 UTCJul 4, 05:50 UTC8h 30m
2026-07-03 ANZ5 LAX → AKL Jul 3, 06:15 UTCJul 3, 18:35 UTC12h 20m
2026-07-02 ANZ6 - Jul 2, 08:55 UTCJul 2, 20:20 UTC11h 25m
2026-07-01 ANZ945 - Jul 1, 21:00 UTCJul 2, 05:50 UTC8h 50m
2026-07-01 ANZ23 YVR → AKL Jul 1, 04:20 UTCJul 1, 17:20 UTC13h 0m
2026-06-30 ANZ24 - Jun 30, 08:35 UTCJun 30, 21:05 UTC12h 30m
2026-06-30 ANZ122 MEL → AKL Jun 30, 02:30 UTCJun 30, 05:35 UTC3h 5m
2026-06-29 ANZ121 - Jun 29, 21:14 UTCJun 30, 00:45 UTC3h 30m
2026-06-29 ANZ6171 - Jun 29, 06:34 UTCJun 29, 18:55 UTC12h 20m
2026-06-28 ANZ1940 - Jun 28, 12:19 UTCJun 29, 01:25 UTC13h 5m
2026-06-28 ANZ6023 - Jun 28, 07:40 UTCJun 28, 10:30 UTC2h 50m
2026-06-28 ANZ104 - Jun 28, 02:34 UTCJun 28, 05:15 UTC2h 40m
2026-06-27 ANZ103 - Jun 27, 22:04 UTCJun 28, 00:50 UTC2h 45m
2026-06-27 ANZ23 YVR → AKL Jun 27, 04:15 UTCJun 27, 17:09 UTC12h 55m
2026-06-26 ANZ24 - Jun 26, 08:24 UTCJun 26, 20:59 UTC12h 35m
2026-06-25 ANZ953 - Jun 25, 22:29 UTCJun 26, 05:30 UTC7h 0m
2026-06-24 ANZ122 MEL → AKL Jun 24, 02:40 UTCJun 24, 05:44 UTC3h 5m
2026-06-23 ANZ121 - Jun 23, 21:39 UTCJun 24, 00:55 UTC3h 15m
2026-06-23 ANZ943 - Jun 23, 07:55 UTCJun 23, 16:39 UTC8h 45m
2026-06-23 ANZ146 BNE → AKL Jun 23, 02:40 UTCJun 23, 05:09 UTC2h 30m
2026-06-22 ANZ145 - Jun 22, 21:30 UTCJun 23, 00:50 UTC3h 20m
2026-06-22 ANZ23 - Jun 22, 04:09 UTCJun 22, 17:34 UTC13h 25m
2026-06-21 ANZ24 - Jun 21, 08:25 UTCJun 21, 20:29 UTC12h 5m
2026-06-21 ANZ122 MEL → AKL Jun 21, 02:35 UTCJun 21, 05:40 UTC3h 5m
2026-06-20 ANZ121 - Jun 20, 21:05 UTCJun 21, 00:55 UTC3h 50m
2026-06-20 ANZ23 - Jun 20, 04:09 UTCJun 20, 17:54 UTC13h 45m
2026-06-19 ANZ24 - Jun 19, 08:54 UTCJun 19, 21:30 UTC12h 35m
2026-06-19 ANZ146 - Jun 19, 03:34 UTCJun 19, 06:10 UTC2h 35m
2026-06-18 ANZ145 - Jun 18, 22:10 UTCJun 19, 01:24 UTC3h 14m
2026-06-18 ANZ281 - Jun 18, 06:50 UTCJun 18, 09:45 UTC2h 55m
2026-06-17 ANZ282 AKL → SIN Jun 17, 12:10 UTCJun 17, 16:00 UTC3h 50m

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-OKR page for operator, model, and routing details .

Mode-S C820F2 frequently asked

What is Mode-S code C820F2?
C820F2 is an ICAO 24-bit transponder address. Allocated to New Zealand. Assigned to ZK-OKR.
Where is Mode-S C820F2 registered?
Mode-S code C820F2 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 C820F2 broadcasting right now?
No active broadcast right now. Last signal was 3h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex C820F2, octal 62020362, decimal 13,115,634.
What flights does C820F2 operate?
Mode-S C820F2 has broadcast 20 distinct callsigns, including ANZ6, ANZ122, ANZ121, ANZ5, ANZ281.