sensors Mode-S transponder

4D0280

ICAO 24-bit transponder address · allocated to Luxembourg

Currently assigned to LX-FLL · PILATUS PC-12

Hex
4D0280
Octal
23201200
Decimal
5,046,912
Country
LU
Tail
LX-FLL
Type
PC12
No current signal · last broadcast Jul 21, 10:25 UTC
Flights observed
228
Distinct callsigns
20
Country
LU
Last broadcast
Jul 21, 10:25 UTC

Last known position

Most recent position reported by Mode-S 4D0280.

Country allocation

The ICAO 24-bit address 4D0280 falls within the block assigned to Luxembourg (LU) by ICAO Annex 10, Volume III. Every aircraft registered in Luxembourg 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
JFA68Y - 3 2026-06-28
JFA12R - 3 2026-04-13
LXFLL - 2 2026-05-04
JFA99Z - 2 2026-04-16
JFA90U - 2 2026-07-15
JFA83M - 2 2026-05-08
JFA72D - 2 2026-06-15
JFA65Q - 2 2026-07-08
JFA59R - 2 2026-06-14
JFA59L - 2 2026-07-19
JFA42X - 2 2026-06-03
JFA39V - 2 2026-06-05
JFA37U - 2 2026-05-28
JFA37S - 2 2026-07-16
JFA32H - 2 2026-06-27
JFA28E - 2 2026-06-01
JFA17R - 2 2026-07-05
JFA13R - 2 2026-06-12
JFA11N - 2 2026-06-16
JFA10T - 2 2026-06-08

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-21 JFA97B - Jul 21, 09:20 UTCJul 21, 10:25 UTC1h 5m
2026-07-20 JFA71B - Jul 20, 10:25 UTCJul 20, 11:55 UTC1h 30m
2026-07-20 JFA09N - Jul 20, 08:30 UTCJul 20, 09:05 UTC35m
2026-07-19 JFA39R - Jul 19, 18:15 UTCJul 19, 19:10 UTC55m
2026-07-19 JFA51B - Jul 19, 15:20 UTCJul 19, 17:05 UTC1h 45m
2026-07-19 JFA77E - Jul 19, 12:05 UTCJul 19, 13:45 UTC1h 40m
2026-07-19 JFA59L - Jul 19, 10:00 UTCJul 19, 10:55 UTC55m
2026-07-18 JFA21B - Jul 18, 08:45 UTCJul 18, 11:45 UTC3h 0m
2026-07-18 JFA45T - Jul 18, 05:55 UTCJul 18, 06:45 UTC50m
2026-07-17 JFA26X - Jul 17, 16:04 UTCJul 17, 16:34 UTC30m
2026-07-17 JFA89P - Jul 17, 11:45 UTCJul 17, 13:25 UTC1h 40m
2026-07-17 JFA81U - Jul 17, 08:30 UTCJul 17, 09:45 UTC1h 15m
2026-07-16 JFA28C - Jul 16, 14:15 UTCJul 16, 15:45 UTC1h 30m
2026-07-16 JFA28N - Jul 16, 09:30 UTCJul 16, 11:50 UTC2h 20m
2026-07-16 JFA18B - Jul 16, 07:00 UTCJul 16, 08:00 UTC1h 0m
2026-07-16 JFA37S - Jul 16, 04:20 UTCJul 16, 05:30 UTC1h 10m
2026-07-15 JFA89R - Jul 15, 15:35 UTCJul 15, 17:10 UTC1h 35m
2026-07-15 JFA90U - Jul 15, 11:45 UTCJul 15, 13:25 UTC1h 40m
2026-07-15 JFA41A - Jul 15, 08:35 UTCJul 15, 08:55 UTC20m
2026-07-14 JFA50D - Jul 14, 15:00 UTCJul 14, 15:50 UTC50m
2026-07-14 JFA58S - Jul 14, 11:50 UTCJul 14, 13:35 UTC1h 45m
2026-07-13 JFA33R - Jul 13, 14:50 UTCJul 13, 17:00 UTC2h 10m
2026-07-13 JFA61M - Jul 13, 11:30 UTCJul 13, 12:25 UTC55m
2026-07-13 JFA21Z - Jul 13, 08:25 UTCJul 13, 09:15 UTC50m
2026-07-13 JFA59L - Jul 13, 06:15 UTCJul 13, 07:10 UTC55m
2026-07-12 JFA81N - Jul 12, 17:15 UTCJul 12, 18:10 UTC55m
2026-07-12 JFA37S - Jul 12, 13:10 UTCJul 12, 14:25 UTC1h 15m
2026-07-11 JFA36R - Jul 11, 10:30 UTCJul 11, 11:50 UTC1h 20m
2026-07-10 JFA47D - Jul 10, 05:40 UTCJul 10, 06:50 UTC1h 10m
2026-07-09 JFA68U - Jul 9, 17:50 UTCJul 9, 18:20 UTC30m
2026-07-09 JFA37Q - Jul 9, 15:25 UTCJul 9, 17:00 UTC1h 35m
2026-07-09 JFA14H - Jul 9, 13:55 UTCJul 9, 14:50 UTC55m
2026-07-09 JFA05J - Jul 9, 09:40 UTCJul 9, 09:50 UTC10m
2026-07-08 JFA64Y - Jul 8, 15:45 UTCJul 8, 17:25 UTC1h 40m
2026-07-08 JFA56K - Jul 8, 13:35 UTCJul 8, 13:45 UTC10m
2026-07-08 JFA65Q NCE → GVA Jul 8, 10:00 UTCJul 8, 11:00 UTC1h 0m
2026-07-08 JFA49D - Jul 8, 07:25 UTCJul 8, 08:25 UTC1h 0m
2026-07-07 JFA60Q - Jul 7, 17:05 UTCJul 7, 17:55 UTC50m
2026-07-07 JFA26E - Jul 7, 14:20 UTCJul 7, 15:05 UTC45m
2026-07-07 JFA24C - Jul 7, 10:25 UTCJul 7, 11:10 UTC45m
2026-07-07 JFA74J - Jul 7, 07:25 UTCJul 7, 09:05 UTC1h 40m
2026-07-06 JFA43S - Jul 6, 17:45 UTCJul 6, 18:10 UTC25m
2026-07-06 JFA07H - Jul 6, 15:10 UTCJul 6, 16:35 UTC1h 25m
2026-07-06 JFA01C - Jul 6, 07:35 UTCJul 6, 09:45 UTC2h 10m
2026-07-05 JFA17R - Jul 5, 15:25 UTCJul 5, 16:50 UTC1h 25m
2026-07-05 JFA51V - Jul 5, 12:10 UTCJul 5, 13:50 UTC1h 40m
2026-07-05 JFA06S IBZ → LME Jul 5, 09:10 UTCJul 5, 11:35 UTC2h 25m
2026-07-03 JFA28W - Jul 3, 07:45 UTCJul 3, 08:35 UTC50m
2026-07-02 JFA96X - Jul 2, 17:35 UTCJul 2, 17:55 UTC20m
2026-07-02 JFA99G - Jul 2, 14:45 UTCJul 2, 16:15 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 LX-FLL page for operator, model, and routing details .

Mode-S 4D0280 frequently asked

What is Mode-S code 4D0280?
4D0280 is an ICAO 24-bit transponder address. Allocated to Luxembourg. Assigned to LX-FLL.
Where is Mode-S 4D0280 registered?
Mode-S code 4D0280 is allocated to Luxembourg (LU). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 4D0280 broadcasting right now?
No active broadcast right now. Last signal was Jul 21, 10:25 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 4D0280, octal 23201200, decimal 5,046,912.
What flights does 4D0280 operate?
Mode-S 4D0280 has broadcast 20 distinct callsigns, including JFA68Y, JFA12R, LXFLL, JFA99Z, JFA90U.