sensors Mode-S transponder
394A17
ICAO 24-bit transponder address · allocated to France
Currently assigned to F-GSQX · BOEING 777-300ER
- Hex
- 394A17
- Octal
- 16245027
- Decimal
- 3,754,519
- Country
- FR
- Tail
- F-GSQX
- Type
- B77W
- Flights observed
- 65
- Distinct callsigns
- 20
- Country
- FR
- Last broadcast
- 9h ago
Last known position
Country allocation
The ICAO 24-bit address 394A17 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 |
|---|---|---|---|
| AFR809 | Air France | 8 | 2026-05-20 |
| AFR771 | Air France | 6 | 2026-04-23 |
| AFR758 | Air France | 4 | 2026-05-29 |
| AFR673 | Air France | 4 | 2026-05-01 |
| AFR651 | Air France | 4 | 2026-05-29 |
| AFR650 | Air France | 4 | 2026-05-28 |
| AFR473 | Air France | 4 | 2026-05-15 |
| AFR672 | Air France | 3 | 2026-04-29 |
| AFR647 | Air France | 3 | 2026-05-17 |
| AFR501 | Air France | 3 | 2026-05-22 |
| AFR763 | Air France | 2 | 2026-04-24 |
| AFR500 | Air France | 2 | 2026-05-22 |
| AFR470 | Air France | 2 | 2026-05-14 |
| AFR345M | Air France | 2 | 2026-05-03 |
| AFR344 | Air France | 2 | 2026-05-03 |
| AFR327 | Air France | 2 | 2026-05-25 |
| AFR841A | Air France | 1 | 2026-04-13 |
| AFR841 | Air France | 1 | 2026-05-01 |
| AFR816 | Air France | 1 | 2026-04-17 |
| AFR770 | Air France | 1 | 2026-04-15 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | AFR758 | CDG → CKY | May 29, 14:35 UTC | May 29, 16:05 UTC | 1h 30m |
| 2026-05-29 | AFR651 | CUN → CDG | May 29, 02:10 UTC | May 29, 11:10 UTC | 9h 0m |
| 2026-05-28 | AFR650 | CDG → CUN | May 28, 12:35 UTC | May 28, 22:50 UTC | 10h 15m |
| 2026-05-26 | - | - | May 26, 21:34 UTC | May 26, 21:44 UTC | 10m |
| 2026-05-26 | - | - | May 26, 21:14 UTC | May 26, 21:20 UTC | 5m |
| 2026-05-25 | AFR327 | YOW → CDG | May 25, 02:15 UTC | May 25, 04:00 UTC | 1h 45m |
| 2026-05-24 | AFR327 | YOW → CDG | May 24, 21:35 UTC | May 24, 21:45 UTC | 10m |
| 2026-05-24 | AFR328K | CDG → YOW | May 24, 11:50 UTC | May 24, 18:55 UTC | 7h 5m |
| 2026-05-23 | AFR705 | ABJ → CDG | May 23, 17:15 UTC | May 24, 08:25 UTC | 15h 11m |
| 2026-05-22 | AFR501 | ABJ → ACC | May 22, 18:50 UTC | May 23, 11:00 UTC | 16h 10m |
| 2026-05-22 | AFR501 | ABJ → ACC | May 22, 11:50 UTC | May 23, 11:00 UTC | 23h 10m |
| 2026-05-22 | AFR500 | ACC → ABJ | May 22, 08:45 UTC | May 23, 00:50 UTC | 16h 5m |
| 2026-05-20 | AFR809 | FDF → CDG | May 20, 13:30 UTC | May 21, 08:20 UTC | 18h 50m |
| 2026-05-19 | AFR758 | CDG → CKY | May 19, 14:20 UTC | May 20, 09:00 UTC | 18h 41m |
| 2026-05-19 | AFR651 | CUN → CDG | May 19, 01:35 UTC | May 19, 10:50 UTC | 9h 15m |
| 2026-05-18 | AFR650 | CDG → CUN | May 18, 12:20 UTC | May 18, 22:15 UTC | 9h 54m |
| 2026-05-17 | AFR647 | RUN → CDG | May 17, 13:10 UTC | May 17, 16:30 UTC | 3h 20m |
| 2026-05-16 | AFR647 | RUN → CDG | May 16, 17:50 UTC | May 17, 16:30 UTC | 22h 40m |
| 2026-05-16 | AFR647 | RUN → CDG | May 16, 15:55 UTC | May 17, 15:45 UTC | 23h 50m |
| 2026-05-15 | AFR473 | MRU → CDG | May 15, 13:15 UTC | May 15, 17:40 UTC | 4h 24m |
| 2026-05-14 | AFR473 | MRU → CDG | May 14, 17:50 UTC | May 15, 17:40 UTC | 23h 49m |
| 2026-05-14 | AFR470 | CDG → MRU | May 14, 17:05 UTC | May 15, 15:45 UTC | 22h 39m |
| 2026-05-14 | AFR501 | ABJ → ACC | May 14, 00:40 UTC | May 14, 11:15 UTC | 10h 35m |
| 2026-05-13 | AFR500 | ACC → ABJ | May 13, 09:15 UTC | May 13, 20:40 UTC | 11h 25m |
| 2026-05-03 | AFR345M | YUL → CDG | May 3, 23:55 UTC | May 4, 06:30 UTC | 6h 35m |
| 2026-05-03 | AFR344 | CDG → YUL | May 3, 12:25 UTC | May 3, 19:15 UTC | 6h 50m |
| 2026-05-02 | AFR809 | FDF → CDG | May 2, 13:50 UTC | May 3, 09:00 UTC | 19h 9m |
| 2026-05-02 | AFR809 | FDF → CDG | May 2, 13:30 UTC | May 3, 09:00 UTC | 19h 29m |
| 2026-05-01 | AFR841 | FDF → ORY | May 1, 08:15 UTC | May 2, 03:15 UTC | 19h 0m |
| 2026-05-01 | AFR673 | MSP → CDG | May 1, 00:35 UTC | May 1, 04:00 UTC | 3h 25m |
| 2026-04-29 | AFR672 | MEX → CDG | Apr 29, 21:45 UTC | Apr 30, 00:30 UTC | 2h 44m |
| 2026-04-29 | AFR473 | MRU → CDG | Apr 29, 13:00 UTC | Apr 29, 17:30 UTC | 4h 30m |
| 2026-04-28 | AFR473 | MRU → CDG | Apr 28, 17:50 UTC | Apr 29, 17:30 UTC | 23h 40m |
| 2026-04-28 | AFR470 | CDG → MRU | Apr 28, 16:50 UTC | Apr 29, 15:45 UTC | 22h 55m |
| 2026-04-28 | AFR673 | MSP → CDG | Apr 28, 01:30 UTC | Apr 28, 03:45 UTC | 2h 15m |
| 2026-04-26 | AFR672 | MEX → CDG | Apr 26, 21:40 UTC | Apr 27, 00:25 UTC | 2h 45m |
| 2026-04-26 | AFR651 | CUN → CDG | Apr 26, 01:35 UTC | Apr 26, 10:50 UTC | 9h 15m |
| 2026-04-25 | AFR650 | CDG → CUN | Apr 25, 12:25 UTC | Apr 25, 22:20 UTC | 9h 55m |
| 2026-04-24 | AFR763 | PTP → CDG | Apr 24, 14:10 UTC | Apr 25, 09:05 UTC | 18h 55m |
| 2026-04-23 | AFR771 | ROB → CKY | Apr 23, 09:50 UTC | Apr 24, 04:00 UTC | 18h 9m |
| 2026-04-23 | AFR771 | ROB → CKY | Apr 23, 09:15 UTC | Apr 24, 04:00 UTC | 18h 44m |
| 2026-04-22 | AFR771 | ROB → CKY | Apr 22, 09:50 UTC | Apr 23, 03:50 UTC | 18h 0m |
| 2026-04-22 | AFR771 | ROB → CKY | Apr 22, 09:10 UTC | Apr 23, 03:50 UTC | 18h 40m |
| 2026-04-21 | AFR345M | YUL → CDG | Apr 21, 23:10 UTC | Apr 22, 05:45 UTC | 6h 35m |
| 2026-04-21 | AFR344 | CDG → YUL | Apr 21, 12:15 UTC | Apr 21, 19:10 UTC | 6h 55m |
| 2026-04-20 | AFR809 | FDF → CDG | Apr 20, 13:50 UTC | Apr 21, 08:20 UTC | 18h 30m |
| 2026-04-20 | AFR809 | FDF → CDG | Apr 20, 13:25 UTC | Apr 21, 08:20 UTC | 18h 55m |
| 2026-04-20 | AFR331E | BOS → CDG | Apr 20, 02:15 UTC | Apr 20, 08:35 UTC | 6h 20m |
| 2026-04-19 | AFR332 | CDG → BOS | Apr 19, 16:05 UTC | Apr 19, 22:50 UTC | 6h 45m |
| 2026-04-19 | AFR651 | CUN → CDG | Apr 19, 01:35 UTC | Apr 19, 10:50 UTC | 9h 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 F-GSQX page for operator, model, and routing details .