sensors Mode-S transponder
394A0F
ICAO 24-bit transponder address · allocated to France
Currently assigned to F-GSQP · BOEING 777-300ER
- Hex
- 394A0F
- Octal
- 16245017
- Decimal
- 3,754,511
- Country
- FR
- Tail
- F-GSQP
- Type
- B77W
- Flights observed
- 45
- Distinct callsigns
- 15
- Country
- FR
- Last broadcast
- 20d ago
Last known position
Country allocation
The ICAO 24-bit address 394A0F 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 15 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| AFR809 | Air France | 8 | 2026-07-22 |
| AFR841 | Air France | 7 | 2026-07-25 |
| AFR771 | Air France | 6 | 2026-07-25 |
| AFR842 | Air France | 5 | 2026-07-24 |
| AFR816 | Air France | 3 | 2026-07-21 |
| AFR643 | - | 3 | 2026-07-04 |
| AFR763 | - | 2 | 2026-07-12 |
| AFR347F | - | 2 | 2026-07-05 |
| AFR346 | - | 2 | 2026-07-04 |
| AFR770 | Air France | 1 | 2026-07-26 |
| AFR711 | Air France | 1 | 2026-07-01 |
| AFR710 | - | 1 | 2026-07-01 |
| AFR373V | Air France | 1 | 2026-06-30 |
| AFR345M | - | 1 | 2026-07-06 |
| AFR344 | - | 1 | 2026-07-06 |
Recent flights last 45
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-26 | AFR770 | FIH → CDG | Jul 26, 08:50 UTC | Jul 26, 20:15 UTC | 11h 25m |
| 2026-07-25 | AFR771 | ROB → CKY | Jul 25, 09:50 UTC | Jul 26, 04:45 UTC | 18h 55m |
| 2026-07-25 | AFR771 | ROB → CKY | Jul 25, 09:20 UTC | Jul 26, 04:45 UTC | 19h 25m |
| 2026-07-25 | AFR841 | FDF → ORY | Jul 25, 01:40 UTC | Jul 25, 03:35 UTC | 1h 55m |
| 2026-07-24 | AFR841 | FDF → ORY | Jul 24, 19:55 UTC | Jul 24, 20:05 UTC | 10m |
| 2026-07-24 | AFR842 | ORY → FDF | Jul 24, 08:30 UTC | Jul 24, 16:15 UTC | 7h 45m |
| 2026-07-23 | AFR771 | ROB → CKY | Jul 23, 09:40 UTC | Jul 24, 03:45 UTC | 18h 5m |
| 2026-07-22 | AFR771 | ROB → CKY | Jul 22, 11:50 UTC | Jul 23, 05:30 UTC | 17h 40m |
| 2026-07-22 | AFR809 | FDF → CDG | Jul 22, 00:35 UTC | Jul 22, 00:45 UTC | 10m |
| 2026-07-21 | AFR816 | CDG → HAV | Jul 21, 13:55 UTC | Jul 21, 15:15 UTC | 1h 20m |
| 2026-07-21 | AFR809 | FDF → CDG | Jul 21, 06:35 UTC | Jul 21, 08:30 UTC | 1h 55m |
| 2026-07-20 | AFR816 | CDG → HAV | Jul 20, 14:00 UTC | Jul 20, 15:15 UTC | 1h 15m |
| 2026-07-19 | AFR809 | FDF → CDG | Jul 19, 13:30 UTC | Jul 20, 08:40 UTC | 19h 10m |
| 2026-07-19 | AFR841 | FDF → ORY | Jul 19, 00:20 UTC | Jul 19, 03:30 UTC | 3h 10m |
| 2026-07-18 | AFR842 | ORY → FDF | Jul 18, 08:20 UTC | Jul 18, 09:15 UTC | 55m |
| 2026-07-18 | AFR841 | FDF → ORY | Jul 18, 02:09 UTC | Jul 18, 03:35 UTC | 1h 26m |
| 2026-07-17 | AFR842 | - | Jul 17, 08:10 UTC | Jul 17, 08:59 UTC | 50m |
| 2026-07-17 | AFR841 | - | Jul 17, 02:10 UTC | Jul 17, 03:50 UTC | 1h 40m |
| 2026-07-16 | AFR842 | - | Jul 16, 09:30 UTC | Jul 16, 10:35 UTC | 1h 5m |
| 2026-07-16 | AFR841 | - | Jul 16, 02:55 UTC | Jul 16, 04:20 UTC | 1h 25m |
| 2026-07-15 | AFR842 | - | Jul 15, 10:15 UTC | Jul 15, 11:25 UTC | 1h 10m |
| 2026-07-14 | AFR771 | - | Jul 14, 12:20 UTC | Jul 15, 06:40 UTC | 18h 19m |
| 2026-07-13 | AFR809 | - | Jul 13, 13:50 UTC | Jul 14, 09:00 UTC | 19h 10m |
| 2026-07-13 | AFR809 | - | Jul 13, 13:30 UTC | Jul 14, 09:00 UTC | 19h 30m |
| 2026-07-12 | AFR763 | - | Jul 12, 14:15 UTC | Jul 13, 08:50 UTC | 18h 35m |
| 2026-07-12 | AFR809 | - | Jul 12, 06:50 UTC | Jul 12, 08:25 UTC | 1h 35m |
| 2026-07-11 | AFR816 | - | Jul 11, 13:35 UTC | Jul 11, 15:00 UTC | 1h 25m |
| 2026-07-10 | AFR763 | - | Jul 10, 15:50 UTC | Jul 11, 10:15 UTC | 18h 25m |
| 2026-07-08 | AFR841 | - | Jul 8, 08:15 UTC | Jul 9, 03:35 UTC | 19h 20m |
| 2026-07-07 | AFR771 | - | Jul 7, 09:25 UTC | Jul 8, 03:40 UTC | 18h 15m |
| 2026-07-06 | AFR345M | YUL → CDG | Jul 6, 23:45 UTC | Jul 7, 05:55 UTC | 6h 10m |
| 2026-07-06 | AFR344 | - | Jul 6, 12:25 UTC | Jul 6, 19:20 UTC | 6h 55m |
| 2026-07-05 | AFR809 | - | Jul 5, 13:50 UTC | Jul 6, 08:50 UTC | 19h 0m |
| 2026-07-05 | AFR809 | - | Jul 5, 13:30 UTC | Jul 6, 08:50 UTC | 19h 20m |
| 2026-07-05 | AFR347F | YUL → CDG | Jul 5, 01:45 UTC | Jul 5, 07:45 UTC | 6h 0m |
| 2026-07-04 | AFR346 | - | Jul 4, 15:25 UTC | Jul 4, 22:30 UTC | 7h 5m |
| 2026-07-04 | AFR643 | - | Jul 4, 04:30 UTC | Jul 4, 07:40 UTC | 3h 10m |
| 2026-07-03 | AFR643 | - | Jul 3, 09:50 UTC | Jul 4, 07:40 UTC | 21h 50m |
| 2026-07-03 | AFR643 | - | Jul 3, 07:50 UTC | Jul 4, 07:40 UTC | 23h 50m |
| 2026-07-02 | AFR347F | - | Jul 2, 04:10 UTC | Jul 2, 10:20 UTC | 6h 10m |
| 2026-07-01 | AFR346 | - | Jul 1, 18:20 UTC | Jul 2, 01:20 UTC | 7h 0m |
| 2026-07-01 | AFR711 | CDG → DSS | Jul 1, 09:00 UTC | Jul 1, 14:10 UTC | 5h 10m |
| 2026-07-01 | AFR710 | CDG → DSS | Jul 1, 01:15 UTC | Jul 1, 06:10 UTC | 4h 55m |
| 2026-06-30 | AFR373V | PAE → CDG | Jun 30, 14:30 UTC | Jun 30, 15:30 UTC | 1h 0m |
| 2026-05-13 | - | BOD → BOD | May 13, 15:30 UTC | May 13, 15:35 UTC | 5m |
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-GSQP page for operator, model, and routing details .