sensors Mode-S transponder

39D2A0

ICAO 24-bit transponder address · allocated to France

Currently assigned to F-HUVA · AIRBUS A-350-900

Hex
39D2A0
Octal
16351240
Decimal
3,789,472
Country
FR
Tail
F-HUVA
Type
A359
No current signal · last broadcast 1h ago
Flights observed
137
Distinct callsigns
20
Country
FR
Last broadcast
1h ago

Last known position

Most recent position reported by Mode-S 39D2A0.

Country allocation

The ICAO 24-bit address 39D2A0 falls within the block assigned to France (FR) by ICAO Annex 10, Volume III. Every aircraft registered in France 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
AFR185 - 8 2026-06-24
AFR188 - 6 2026-06-24
AFR178 Air France 6 2026-04-15
AFR754 Air France 5 2026-04-15
AFR63J - 5 2026-06-18
AFR491 - 5 2026-06-19
AFR460 - 5 2026-07-08
AFR357E - 5 2026-07-05
AFR179 Air France 5 2026-04-16
AFR459 - 4 2026-07-08
AFR374F Air France 4 2026-04-26
AFR158M - 4 2026-07-13
AFR137T - 4 2026-07-07
AFR136 - 4 2026-07-07
AFR062 - 4 2026-06-18
AFR029 - 4 2026-06-23
AFR028 - 4 2026-06-22
AFR53M Air France 3 2026-04-17
AFR52X - 3 2026-04-16
AFR356G - 3 2026-07-04

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-13 AFR159X - Jul 13, 21:35 UTCJul 14, 06:00 UTC8h 25m
2026-07-13 AFR158M - Jul 13, 08:50 UTCJul 13, 18:10 UTC9h 20m
2026-07-12 AFR333F BOS → CDG Jul 12, 21:25 UTCJul 13, 03:40 UTC6h 15m
2026-07-12 AFR334M - Jul 12, 12:01 UTCJul 12, 18:50 UTC6h 50m
2026-07-11 AFR069 - Jul 11, 22:55 UTCJul 12, 08:45 UTC9h 50m
2026-07-11 AFR068 - Jul 11, 09:35 UTCJul 11, 19:55 UTC10h 20m
2026-07-10 AFR159X DFW → CDG Jul 10, 21:20 UTCJul 11, 05:55 UTC8h 35m
2026-07-10 AFR158M - Jul 10, 08:50 UTCJul 10, 18:35 UTC9h 45m
2026-07-09 AFR7325 NCE → CDG Jul 9, 17:30 UTCJul 9, 18:35 UTC1h 5m
2026-07-09 AFR87KB - Jul 9, 14:30 UTCJul 9, 15:35 UTC1h 5m
2026-07-08 AFR459 - Jul 8, 22:45 UTCJul 9, 09:20 UTC10h 35m
2026-07-08 AFR460 - Jul 8, 09:15 UTCJul 8, 20:25 UTC11h 10m
2026-07-07 AFR137T - Jul 7, 22:50 UTCJul 8, 06:25 UTC7h 35m
2026-07-07 AFR136 - Jul 7, 11:35 UTCJul 7, 19:40 UTC8h 5m
2026-07-07 AFR331E BOS → CDG Jul 7, 02:20 UTCJul 7, 08:25 UTC6h 5m
2026-07-06 AFR332 - Jul 6, 16:00 UTCJul 6, 23:05 UTC7h 5m
2026-07-06 AFR31TV - Jul 6, 11:05 UTCJul 6, 12:15 UTC1h 10m
2026-07-06 AFR38AZ - Jul 6, 07:55 UTCJul 6, 09:00 UTC1h 5m
2026-07-05 AFR357E - Jul 5, 04:10 UTCJul 5, 05:00 UTC50m
2026-07-04 AFR357E - Jul 4, 22:30 UTCJul 5, 04:05 UTC5h 35m
2026-07-04 AFR356G - Jul 4, 12:35 UTCJul 4, 20:20 UTC7h 45m
2026-07-04 AFR137T - Jul 4, 03:50 UTCJul 4, 08:55 UTC5h 5m
2026-07-04 AFR137T - Jul 4, 01:50 UTCJul 4, 03:40 UTC1h 50m
2026-07-03 AFR136 - Jul 3, 13:50 UTCJul 3, 22:45 UTC8h 55m
2026-06-27 AFR357E - Jun 27, 00:50 UTCJun 27, 05:59 UTC5h 10m
2026-06-26 AFR357E - Jun 26, 23:19 UTCJun 27, 00:44 UTC1h 25m
2026-06-26 AFR356G - Jun 26, 13:30 UTCJun 26, 20:55 UTC7h 25m
2026-06-25 AFR099 - Jun 25, 22:24 UTCJun 26, 07:10 UTC8h 45m
2026-06-25 AFR98G - Jun 25, 10:04 UTCJun 25, 19:49 UTC9h 45m
2026-06-24 AFR185 - Jun 24, 22:49 UTCJun 25, 03:44 UTC4h 55m
2026-06-24 AFR185 - Jun 24, 14:45 UTCJun 24, 15:00 UTC15m
2026-06-24 AFR188 - Jun 24, 08:24 UTCJun 24, 08:55 UTC30m
2026-06-23 AFR188 - Jun 23, 21:45 UTCJun 24, 01:49 UTC4h 5m
2026-06-23 AFR029 - Jun 23, 05:39 UTCJun 23, 15:44 UTC10h 5m
2026-06-22 AFR029 - Jun 22, 19:29 UTCJun 23, 03:09 UTC7h 40m
2026-06-22 AFR028 - Jun 22, 09:19 UTCJun 22, 17:10 UTC7h 50m
2026-06-21 AFR028 - Jun 21, 20:05 UTCJun 22, 07:10 UTC11h 5m
2026-06-21 AFR331E - Jun 21, 03:19 UTCJun 21, 09:15 UTC5h 55m
2026-06-20 AFR332 - Jun 20, 16:14 UTCJun 20, 23:10 UTC6h 55m
2026-06-19 AFR491 - Jun 19, 22:45 UTCJun 20, 13:14 UTC14h 30m
2026-06-19 AFR491 - Jun 19, 16:04 UTCJun 20, 13:14 UTC21h 10m
2026-06-19 AFR490 - Jun 19, 15:04 UTCJun 20, 11:59 UTC20h 55m
2026-06-18 AFR63J - Jun 18, 21:20 UTCJun 19, 03:44 UTC6h 24m
2026-06-18 AFR062 - Jun 18, 11:05 UTCJun 18, 18:45 UTC7h 40m
2026-06-17 AFR187 - Jun 17, 03:50 UTCJun 17, 17:25 UTC13h 35m
2026-06-16 AFR186 LAS → CDG Jun 16, 08:05 UTCJun 16, 20:25 UTC12h 21m
2026-06-15 AFR63J EWR → CDG Jun 15, 21:25 UTCJun 16, 03:50 UTC6h 25m
2026-06-15 AFR062 - Jun 15, 11:00 UTCJun 15, 18:29 UTC7h 30m
2026-06-14 AFR099 - Jun 14, 22:35 UTCJun 15, 07:29 UTC8h 54m
2026-06-14 AFR98G - Jun 14, 09:55 UTCJun 14, 19:55 UTC10h 0m

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 F-HUVA page for operator, model, and routing details .

Mode-S 39D2A0 frequently asked

What is Mode-S code 39D2A0?
39D2A0 is an ICAO 24-bit transponder address. Allocated to France. Assigned to F-HUVA.
Where is Mode-S 39D2A0 registered?
Mode-S code 39D2A0 is allocated to France (FR). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 39D2A0 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 39D2A0, octal 16351240, decimal 3,789,472.
What flights does 39D2A0 operate?
Mode-S 39D2A0 has broadcast 20 distinct callsigns, including AFR185, AFR188, AFR178, AFR754, AFR63J.