sensors Mode-S transponder
3A3688
ICAO 24-bit transponder address · allocated to France
Currently assigned to F-ONUI · BOEING 787-9 Dreamliner
- Hex
- 3A3688
- Octal
- 16433210
- Decimal
- 3,815,048
- Country
- FR
- Tail
- F-ONUI
- Type
- B789
- Flights observed
- 147
- Distinct callsigns
- 13
- Country
- FR
- Last broadcast
- 3h ago
Last known position
Country allocation
The ICAO 24-bit address 3A3688 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 13 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| THT101 | - | 39 | 2026-07-01 |
| THT102 | - | 36 | 2026-07-02 |
| THT8 | - | 22 | 2026-07-12 |
| THT7 | - | 20 | 2026-07-13 |
| THT2 | - | 7 | 2026-06-30 |
| THT88 | Air Tahiti Nui | 6 | 2026-04-27 |
| THT111 | - | 6 | 2026-06-28 |
| THT87 | Air Tahiti Nui | 5 | 2026-04-27 |
| THT427 | - | 2 | 2026-07-04 |
| THT502 | Air Tahiti Nui | 1 | 2026-06-09 |
| THT501 | Air Tahiti Nui | 1 | 2026-06-10 |
| THT411 | - | 1 | 2026-07-05 |
| THT402 | - | 1 | 2026-07-05 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-13 | THT7 | - | Jul 13, 23:35 UTC | Jul 14, 00:05 UTC | 30m |
| 2026-07-13 | THT7 | - | Jul 13, 10:30 UTC | Jul 13, 21:15 UTC | 10h 45m |
| 2026-07-12 | THT8 | - | Jul 12, 20:45 UTC | Jul 13, 06:45 UTC | 10h 0m |
| 2026-07-12 | THT8 | - | Jul 12, 09:55 UTC | Jul 12, 17:25 UTC | 7h 30m |
| 2026-07-11 | THT7 | - | Jul 11, 23:35 UTC | Jul 12, 07:10 UTC | 7h 35m |
| 2026-07-11 | THT7 | - | Jul 11, 10:15 UTC | Jul 11, 21:05 UTC | 10h 50m |
| 2026-07-10 | THT8 | - | Jul 10, 20:40 UTC | Jul 11, 06:50 UTC | 10h 10m |
| 2026-07-10 | THT8 | - | Jul 10, 09:50 UTC | Jul 10, 17:25 UTC | 7h 35m |
| 2026-07-08 | THT7 | LAX → PPT | Jul 8, 00:05 UTC | Jul 8, 07:30 UTC | 7h 25m |
| 2026-07-07 | THT7 | - | Jul 7, 10:25 UTC | Jul 7, 21:30 UTC | 11h 5m |
| 2026-07-06 | THT8 | - | Jul 6, 20:55 UTC | Jul 7, 07:00 UTC | 10h 5m |
| 2026-07-06 | THT8 | - | Jul 6, 10:05 UTC | Jul 6, 17:35 UTC | 7h 30m |
| 2026-07-05 | THT411 | - | Jul 5, 17:35 UTC | Jul 6, 01:25 UTC | 7h 50m |
| 2026-07-05 | THT402 | - | Jul 5, 07:55 UTC | Jul 5, 15:25 UTC | 7h 30m |
| 2026-07-04 | THT427 | - | Jul 4, 21:55 UTC | Jul 5, 05:30 UTC | 7h 35m |
| 2026-07-04 | THT427 | - | Jul 4, 08:50 UTC | Jul 4, 19:30 UTC | 10h 40m |
| 2026-07-02 | THT8 | - | Jul 2, 20:55 UTC | Jul 3, 06:45 UTC | 9h 50m |
| 2026-07-02 | THT8 | - | Jul 2, 10:15 UTC | Jul 2, 17:40 UTC | 7h 25m |
| 2026-07-02 | THT102 | - | Jul 2, 03:30 UTC | Jul 2, 08:05 UTC | 4h 35m |
| 2026-07-01 | THT101 | - | Jul 1, 18:40 UTC | Jul 2, 00:05 UTC | 5h 25m |
| 2026-07-01 | THT101 | - | Jul 1, 06:30 UTC | Jul 1, 14:10 UTC | 7h 40m |
| 2026-06-30 | THT2 | - | Jun 30, 08:30 UTC | Jun 30, 15:55 UTC | 7h 25m |
| 2026-06-28 | THT111 | - | Jun 28, 06:15 UTC | Jun 28, 13:49 UTC | 7h 35m |
| 2026-06-27 | THT2 | - | Jun 27, 08:44 UTC | Jun 27, 16:24 UTC | 7h 40m |
| 2026-06-25 | THT7 | - | Jun 25, 23:34 UTC | Jun 26, 07:00 UTC | 7h 25m |
| 2026-06-25 | THT7 | - | Jun 25, 10:30 UTC | Jun 25, 21:05 UTC | 10h 35m |
| 2026-06-24 | THT8 | - | Jun 24, 20:35 UTC | Jun 25, 06:40 UTC | 10h 5m |
| 2026-06-24 | THT8 | - | Jun 24, 09:55 UTC | Jun 24, 17:29 UTC | 7h 35m |
| 2026-06-22 | THT7 | - | Jun 22, 23:45 UTC | Jun 23, 07:29 UTC | 7h 45m |
| 2026-06-22 | THT7 | - | Jun 22, 10:30 UTC | Jun 22, 21:14 UTC | 10h 45m |
| 2026-06-21 | THT8 | - | Jun 21, 20:45 UTC | Jun 22, 06:49 UTC | 10h 5m |
| 2026-06-21 | THT8 | - | Jun 21, 10:34 UTC | Jun 21, 17:54 UTC | 7h 20m |
| 2026-06-21 | THT7 | - | Jun 21, 00:59 UTC | Jun 21, 08:20 UTC | 7h 20m |
| 2026-06-20 | THT7 | - | Jun 20, 11:44 UTC | Jun 20, 22:25 UTC | 10h 40m |
| 2026-06-19 | THT8 | - | Jun 19, 22:34 UTC | Jun 20, 08:29 UTC | 9h 55m |
| 2026-06-18 | THT102 | - | Jun 18, 10:15 UTC | Jun 18, 17:50 UTC | 7h 35m |
| 2026-06-14 | THT7 | - | Jun 14, 23:29 UTC | Jun 15, 07:05 UTC | 7h 35m |
| 2026-06-14 | THT7 | - | Jun 14, 10:20 UTC | Jun 14, 20:55 UTC | 10h 35m |
| 2026-06-14 | THT8 | - | Jun 14, 01:40 UTC | Jun 14, 07:00 UTC | 5h 20m |
| 2026-06-13 | THT8 | - | Jun 13, 20:55 UTC | Jun 14, 01:35 UTC | 4h 40m |
| 2026-06-13 | THT8 | - | Jun 13, 10:25 UTC | Jun 13, 17:35 UTC | 7h 10m |
| 2026-06-13 | THT8 | - | Jun 13, 09:55 UTC | Jun 13, 10:20 UTC | 25m |
| 2026-06-12 | THT7 | - | Jun 12, 23:40 UTC | Jun 13, 07:40 UTC | 7h 59m |
| 2026-06-12 | THT7 | - | Jun 12, 10:25 UTC | Jun 12, 21:15 UTC | 10h 50m |
| 2026-06-11 | THT8 | - | Jun 11, 21:00 UTC | Jun 12, 06:50 UTC | 9h 51m |
| 2026-06-11 | THT8 | LAX → CDG | Jun 11, 09:55 UTC | Jun 11, 17:25 UTC | 7h 30m |
| 2026-06-10 | THT501 | LAX → PPT | Jun 10, 07:00 UTC | Jun 10, 14:35 UTC | 7h 35m |
| 2026-06-09 | THT502 | PPT → LAX | Jun 9, 10:00 UTC | Jun 9, 18:15 UTC | 8h 15m |
| 2026-06-08 | THT7 | - | Jun 8, 23:25 UTC | Jun 9, 06:55 UTC | 7h 30m |
| 2026-06-08 | THT7 | - | Jun 8, 10:15 UTC | Jun 8, 21:10 UTC | 10h 55m |
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-ONUI page for operator, model, and routing details .