sensors Mode-S transponder

406F7A

ICAO 24-bit transponder address · allocated to United Kingdom

Currently assigned to G-ZBKN · BOEING 787-9 Dreamliner

Hex
406F7A
Octal
20067572
Decimal
4,222,842
Country
GB
Tail
G-ZBKN
Type
B789
No current signal · last broadcast 1h ago
Flights observed
156
Distinct callsigns
20
Country
GB
Last broadcast
1h ago

Last known position

Most recent position reported by Mode-S 406F7A.

Country allocation

The ICAO 24-bit address 406F7A falls within the block assigned to United Kingdom (GB) by ICAO Annex 10, Volume III. Every aircraft registered in United Kingdom 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
BAW16 British Airways 20 2026-06-10
BAW168 - 16 2026-06-25
BAW15 British Airways 15 2026-06-09
BAW169 - 10 2026-06-24
BAW34 - 7 2026-07-06
BAW60 - 6 2026-07-04
BAW33 British Airways 6 2026-07-05
BAW271 British Airways 6 2026-07-02
BAW270 - 6 2026-07-03
BAW243 - 6 2026-07-13
BAW87 British Airways 4 2026-04-13
BAW4EA British Airways 4 2026-06-04
BAW250 British Airways 4 2026-05-15
BAW242 - 4 2026-07-04
BAW6NC - 3 2026-06-28
BAW6 British Airways 3 2026-06-06
BAW5 British Airways 3 2026-06-05
BAW251 British Airways 3 2026-05-14
BAW9EW - 2 2026-06-29
BAW99 - 2 2026-06-15

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-13 BAW243 - Jul 13, 15:05 UTCJul 14, 01:40 UTC10h 35m
2026-07-08 BAW81V - Jul 8, 22:15 UTCJul 9, 07:00 UTC8h 45m
2026-07-08 BAW26E - Jul 8, 10:25 UTCJul 8, 19:45 UTC9h 20m
2026-07-06 BAW34 - Jul 6, 15:15 UTCJul 7, 04:15 UTC13h 0m
2026-07-05 BAW33 LHR → KUL Jul 5, 20:45 UTCJul 6, 09:10 UTC12h 25m
2026-07-04 BAW60 - Jul 4, 22:35 UTCJul 5, 16:55 UTC18h 20m
2026-07-04 BAW60 - Jul 4, 18:35 UTCJul 5, 16:55 UTC22h 20m
2026-07-04 BAW61 LHR → MLE Jul 4, 18:15 UTCJul 5, 16:30 UTC22h 15m
2026-07-04 BAW242 - Jul 4, 04:30 UTCJul 4, 14:15 UTC9h 45m
2026-07-03 BAW243 LHR → MEX Jul 3, 14:45 UTCJul 4, 01:40 UTC10h 55m
2026-07-03 BAW270 LAS → LHR Jul 3, 00:35 UTCJul 3, 09:50 UTC9h 15m
2026-07-02 BAW271 LHR → LAS Jul 2, 12:20 UTCJul 2, 22:20 UTC10h 0m
2026-07-01 BAW34 - Jul 1, 15:15 UTCJul 2, 04:10 UTC12h 55m
2026-06-30 BAW33 LHR → KUL Jun 30, 21:00 UTCJul 1, 08:55 UTC11h 55m
2026-06-29 BAW9EW YUL → LHR Jun 29, 02:54 UTCJun 29, 08:39 UTC5h 45m
2026-06-28 BAW6NC - Jun 28, 22:49 UTCJun 29, 00:00 UTC1h 10m
2026-06-28 BAW6NC - Jun 28, 17:34 UTCJun 28, 18:55 UTC1h 20m
2026-06-28 BAW270 LAS → LHR Jun 28, 00:59 UTCJun 28, 10:15 UTC9h 15m
2026-06-27 BAW271 LHR → LAS Jun 27, 12:45 UTCJun 27, 22:40 UTC9h 55m
2026-06-26 BAW34 - Jun 26, 15:20 UTCJun 27, 04:09 UTC12h 50m
2026-06-25 BAW33 LHR → KUL Jun 25, 20:54 UTCJun 26, 09:35 UTC12h 40m
2026-06-25 BAW168 - Jun 25, 04:49 UTCJun 25, 17:20 UTC12h 30m
2026-06-24 BAW168 - Jun 24, 19:24 UTCJun 25, 17:20 UTC21h 55m
2026-06-24 BAW168 - Jun 24, 16:34 UTCJun 25, 16:29 UTC23h 55m
2026-06-24 BAW168 - Jun 24, 14:34 UTCJun 25, 14:29 UTC23h 55m
2026-06-24 BAW169 - Jun 24, 12:34 UTCJun 25, 12:30 UTC23h 55m
2026-06-24 BAW169 - Jun 24, 12:09 UTCJun 25, 05:09 UTC17h 0m
2026-06-19 BAW270 LAS → LHR Jun 19, 02:50 UTCJun 19, 12:09 UTC9h 20m
2026-06-18 BAW271 LHR → LAS Jun 18, 11:40 UTCJun 18, 21:45 UTC10h 5m
2026-06-18 BAW9EW YUL → LHR Jun 18, 02:15 UTCJun 18, 08:20 UTC6h 5m
2026-06-17 BAW6NC - Jun 17, 17:35 UTCJun 17, 23:50 UTC6h 15m
2026-06-17 BAW242 - Jun 17, 04:25 UTCJun 17, 14:05 UTC9h 40m
2026-06-16 BAW243 LHR → MEX Jun 16, 14:45 UTCJun 17, 01:35 UTC10h 51m
2026-06-16 BAW98T YYZ → LHR Jun 16, 02:24 UTCJun 16, 08:49 UTC6h 25m
2026-06-15 BAW99 - Jun 15, 16:49 UTCJun 15, 23:50 UTC7h 0m
2026-06-15 BAW186 AUS → LHR Jun 15, 04:04 UTCJun 15, 12:30 UTC8h 25m
2026-06-14 BAW187 - Jun 14, 15:35 UTCJun 15, 01:50 UTC10h 15m
2026-06-13 BAW34 - Jun 13, 17:35 UTCJun 14, 04:10 UTC10h 35m
2026-06-13 BAW34 - Jun 13, 15:05 UTCJun 13, 15:25 UTC20m
2026-06-12 BAW33 LHR → KUL Jun 12, 20:55 UTCJun 13, 09:10 UTC12h 14m
2026-06-12 BAW168 - Jun 12, 04:40 UTCJun 12, 17:15 UTC12h 35m
2026-06-11 BAW168 - Jun 11, 18:55 UTCJun 12, 17:15 UTC22h 20m
2026-06-11 BAW168 - Jun 11, 16:35 UTCJun 12, 16:30 UTC23h 56m
2026-06-11 BAW168 - Jun 11, 14:35 UTCJun 12, 13:20 UTC22h 46m
2026-06-11 BAW169 LHR → PVG Jun 11, 12:35 UTCJun 12, 12:30 UTC23h 55m
2026-06-11 BAW169 LHR → PVG Jun 11, 11:40 UTCJun 12, 05:00 UTC17h 21m
2026-06-10 BAW16 SIN → LHR Jun 10, 15:00 UTCJun 11, 04:30 UTC13h 30m
2026-06-10 BAW16 SIN → LHR Jun 10, 04:50 UTCJun 10, 12:35 UTC7h 45m
2026-06-09 BAW15 SIN → SYD Jun 9, 12:50 UTCJun 9, 19:35 UTC6h 45m
2026-06-08 BAW15 SIN → SYD Jun 8, 21:30 UTCJun 9, 09:45 UTC12h 15m

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 G-ZBKN page for operator, model, and routing details .

Mode-S 406F7A frequently asked

What is Mode-S code 406F7A?
406F7A is an ICAO 24-bit transponder address. Allocated to United Kingdom. Assigned to G-ZBKN.
Where is Mode-S 406F7A registered?
Mode-S code 406F7A is allocated to United Kingdom (GB). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 406F7A 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 406F7A, octal 20067572, decimal 4,222,842.
What flights does 406F7A operate?
Mode-S 406F7A has broadcast 20 distinct callsigns, including BAW16, BAW168, BAW15, BAW169, BAW34.