sensors Mode-S transponder
781093
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-1566 · BOEING 787-9 Dreamliner
- Hex
- 781093
- Octal
- 36010223
- Decimal
- 7,868,563
- Country
- CN
- Tail
- B-1566
- Type
- B789
- Flights observed
- 93
- Distinct callsigns
- 18
- Country
- CN
- Last broadcast
- 57m ago
Last known position
Country allocation
The ICAO 24-bit address 781093 falls within the block assigned to China (CN) by ICAO Annex 10, Volume III. Every aircraft registered in China 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 18 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| CXA815 | Xiamen Airlines | 11 | 2026-05-28 |
| CXA816 | Xiamen Airlines | 10 | 2026-05-28 |
| CXA806 | Xiamen Airlines | 8 | 2026-05-22 |
| CXA802 | - | 8 | 2026-05-13 |
| CXA801 | - | 8 | 2026-05-12 |
| CXA849 | Xiamen Airlines | 7 | 2026-04-13 |
| CXA805 | Xiamen Airlines | 6 | 2026-05-21 |
| CXA825 | - | 5 | 2026-05-29 |
| CXA804 | Xiamen Airlines | 5 | 2026-05-07 |
| CXA850 | - | 4 | 2026-04-14 |
| CXA830 | Xiamen Airlines | 4 | 2026-05-27 |
| CXA829 | - | 4 | 2026-05-26 |
| CXA826 | - | 4 | 2026-05-16 |
| CXA803 | - | 4 | 2026-05-06 |
| CXA812 | - | 1 | 2026-05-23 |
| CXA811 | - | 1 | 2026-05-23 |
| CXA810 | Xiamen Airlines | 1 | 2026-04-15 |
| CXA809 | Xiamen Airlines | 1 | 2026-04-15 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | CXA825 | - | May 29, 21:45 UTC | May 30, 04:25 UTC | 6h 40m |
| 2026-05-28 | CXA816 | NRT → XMN | May 28, 09:10 UTC | May 28, 09:35 UTC | 25m |
| 2026-05-28 | CXA816 | NRT → XMN | May 28, 06:15 UTC | May 28, 07:40 UTC | 1h 25m |
| 2026-05-28 | CXA815 | XMN → NRT | May 28, 03:25 UTC | May 28, 04:50 UTC | 1h 25m |
| 2026-05-27 | - | - | May 27, 21:15 UTC | May 27, 21:25 UTC | 10m |
| 2026-05-27 | CXA830 | LAX → XMN | May 27, 07:10 UTC | May 27, 19:30 UTC | 12h 20m |
| 2026-05-26 | CXA829 | - | May 26, 16:45 UTC | May 27, 02:54 UTC | 10h 10m |
| 2026-05-26 | CXA816 | NRT → XMN | May 26, 06:20 UTC | May 26, 07:40 UTC | 1h 20m |
| 2026-05-26 | CXA815 | XMN → NRT | May 26, 02:55 UTC | May 26, 04:20 UTC | 1h 25m |
| 2026-05-25 | CXA830 | LAX → XMN | May 25, 07:40 UTC | May 25, 21:24 UTC | 13h 44m |
| 2026-05-24 | CXA829 | - | May 24, 16:40 UTC | May 25, 02:45 UTC | 10h 5m |
| 2026-05-23 | CXA812 | - | May 23, 19:55 UTC | May 24, 01:40 UTC | 5h 45m |
| 2026-05-23 | CXA811 | - | May 23, 09:35 UTC | May 23, 16:20 UTC | 6h 45m |
| 2026-05-22 | CXA806 | YVR → XMN | May 22, 08:50 UTC | May 22, 19:45 UTC | 10h 55m |
| 2026-05-21 | CXA805 | XMN → YVR | May 21, 16:55 UTC | May 22, 01:45 UTC | 8h 50m |
| 2026-05-21 | CXA816 | NRT → XMN | May 21, 06:20 UTC | May 21, 07:55 UTC | 1h 35m |
| 2026-05-21 | CXA815 | XMN → NRT | May 21, 03:20 UTC | May 21, 04:45 UTC | 1h 25m |
| 2026-05-17 | CXA816 | NRT → XMN | May 17, 06:40 UTC | May 17, 07:55 UTC | 1h 15m |
| 2026-05-17 | CXA815 | XMN → NRT | May 17, 01:20 UTC | May 17, 04:45 UTC | 3h 25m |
| 2026-05-16 | CXA826 | - | May 16, 10:50 UTC | May 16, 17:15 UTC | 6h 25m |
| 2026-05-15 | CXA825 | - | May 15, 21:10 UTC | May 16, 04:15 UTC | 7h 5m |
| 2026-05-14 | CXA826 | - | May 14, 10:55 UTC | May 14, 17:15 UTC | 6h 20m |
| 2026-05-13 | CXA825 | - | May 13, 21:10 UTC | May 14, 04:00 UTC | 6h 50m |
| 2026-05-13 | CXA802 | - | May 13, 01:25 UTC | May 13, 09:45 UTC | 8h 20m |
| 2026-05-12 | CXA801 | - | May 12, 06:25 UTC | May 12, 22:40 UTC | 16h 15m |
| 2026-05-12 | CXA815 | XMN → NRT | May 12, 03:05 UTC | May 12, 04:30 UTC | 1h 25m |
| 2026-05-11 | CXA830 | LAX → XMN | May 11, 07:35 UTC | May 11, 19:20 UTC | 11h 45m |
| 2026-05-10 | CXA829 | - | May 10, 16:20 UTC | May 11, 03:05 UTC | 10h 45m |
| 2026-05-10 | CXA802 | - | May 10, 01:39 UTC | May 10, 09:50 UTC | 8h 10m |
| 2026-05-09 | CXA801 | - | May 9, 14:50 UTC | May 9, 22:49 UTC | 8h 0m |
| 2026-05-08 | CXA801 | - | May 8, 21:05 UTC | May 9, 16:10 UTC | 19h 5m |
| 2026-05-08 | CXA806 | YVR → XMN | May 8, 18:50 UTC | May 9, 16:10 UTC | 21h 20m |
| 2026-05-08 | CXA806 | YVR → XMN | May 8, 17:50 UTC | May 9, 16:10 UTC | 22h 20m |
| 2026-05-08 | CXA806 | YVR → XMN | May 8, 08:40 UTC | May 8, 21:05 UTC | 12h 25m |
| 2026-05-07 | CXA805 | XMN → YVR | May 7, 15:00 UTC | May 8, 01:45 UTC | 10h 44m |
| 2026-05-07 | CXA804 | MEL → XMN | May 7, 01:50 UTC | May 7, 10:10 UTC | 8h 20m |
| 2026-05-06 | CXA803 | - | May 6, 08:50 UTC | May 6, 23:15 UTC | 14h 24m |
| 2026-05-06 | CXA802 | SYD → MEL | May 6, 01:35 UTC | May 6, 23:15 UTC | 21h 39m |
| 2026-05-05 | CXA816 | NRT → XMN | May 5, 06:25 UTC | May 5, 23:45 UTC | 17h 20m |
| 2026-05-05 | CXA815 | XMN → NRT | May 5, 03:35 UTC | May 5, 04:55 UTC | 1h 20m |
| 2026-05-04 | CXA815 | XMN → NRT | May 4, 08:50 UTC | May 5, 04:55 UTC | 20h 6m |
| 2026-05-04 | CXA804 | MEL → XMN | May 4, 05:40 UTC | May 5, 04:45 UTC | 23h 6m |
| 2026-05-04 | CXA804 | MEL → XMN | May 4, 01:40 UTC | May 4, 10:15 UTC | 8h 35m |
| 2026-05-03 | CXA803 | - | May 3, 22:54 UTC | May 3, 23:30 UTC | 35m |
| 2026-05-03 | CXA816 | NRT → XMN | May 3, 06:20 UTC | May 3, 20:00 UTC | 13h 40m |
| 2026-05-03 | CXA815 | XMN → NRT | May 3, 03:00 UTC | May 3, 04:25 UTC | 1h 24m |
| 2026-05-02 | CXA826 | - | May 2, 10:50 UTC | May 2, 17:05 UTC | 6h 15m |
| 2026-05-01 | CXA825 | - | May 1, 21:10 UTC | May 2, 04:05 UTC | 6h 55m |
| 2026-04-30 | CXA826 | - | Apr 30, 10:35 UTC | Apr 30, 17:10 UTC | 6h 35m |
| 2026-04-29 | CXA825 | - | Apr 29, 22:20 UTC | Apr 30, 05:10 UTC | 6h 49m |
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 B-1566 page for operator, model, and routing details .