sensors Mode-S transponder
780F0C
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-7176 · BOEING 737-800
- Hex
- 780F0C
- Octal
- 36007414
- Decimal
- 7,868,172
- Country
- CN
- Tail
- B-7176
- Type
- B738
- Flights observed
- 31
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- 8d ago
Last known position
Country allocation
The ICAO 24-bit address 780F0C 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 20 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| CXA8781 | Xiamen Airlines | 5 | 2026-05-23 |
| CXA8088 | Xiamen Airlines | 3 | 2026-05-24 |
| CXA844 | - | 2 | 2026-04-15 |
| CXA8366 | Xiamen Airlines | 2 | 2026-04-25 |
| CXA8365 | Xiamen Airlines | 2 | 2026-04-25 |
| CXA828 | Xiamen Airlines | 2 | 2026-05-05 |
| CXA8842 | Xiamen Airlines | 1 | 2026-05-18 |
| CXA8841 | Xiamen Airlines | 1 | 2026-05-18 |
| CXA8782 | Xiamen Airlines | 1 | 2026-05-19 |
| CXA878 | Xiamen Airlines | 1 | 2026-04-28 |
| CXA877 | Xiamen Airlines | 1 | 2026-04-28 |
| CXA864 | Xiamen Airlines | 1 | 2026-04-22 |
| CXA863 | Xiamen Airlines | 1 | 2026-04-22 |
| CXA8543 | - | 1 | 2026-04-24 |
| CXA843 | - | 1 | 2026-04-15 |
| CXA8364 | - | 1 | 2026-04-18 |
| CXA8363 | Xiamen Airlines | 1 | 2026-04-18 |
| CXA827 | Xiamen Airlines | 1 | 2026-05-05 |
| CXA8076 | Xiamen Airlines | 1 | 2026-05-17 |
| CXA8070 | Xiamen Airlines | 1 | 2026-05-16 |
Recent flights last 31
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-24 | CXA8088 | SHE → HGH | May 24, 10:50 UTC | May 24, 23:30 UTC | 12h 40m |
| 2026-05-23 | CXA8088 | SHE → HGH | May 23, 23:20 UTC | May 24, 11:10 UTC | 11h 50m |
| 2026-05-23 | CXA8781 | SHE → FOC | May 23, 00:05 UTC | May 23, 07:50 UTC | 7h 44m |
| 2026-05-22 | CXA8781 | SHE → FOC | May 22, 09:30 UTC | May 23, 07:50 UTC | 22h 19m |
| 2026-05-20 | CXA8781 | SHE → FOC | May 20, 23:35 UTC | May 21, 08:30 UTC | 8h 55m |
| 2026-05-20 | CXA8781 | SHE → FOC | May 20, 09:25 UTC | May 21, 08:30 UTC | 23h 5m |
| 2026-05-19 | CXA8088 | SHE → HGH | May 19, 23:15 UTC | May 20, 09:25 UTC | 10h 11m |
| 2026-05-19 | CXA8782 | SYX → FOC | May 19, 08:20 UTC | May 19, 23:25 UTC | 15h 5m |
| 2026-05-19 | CXA8781 | SHE → FOC | May 19, 04:05 UTC | May 19, 23:25 UTC | 19h 20m |
| 2026-05-18 | CXA8842 | ZUH → FOC | May 18, 11:15 UTC | May 18, 11:30 UTC | 15m |
| 2026-05-18 | CXA8841 | FOC → ZUH | May 18, 09:20 UTC | May 18, 09:40 UTC | 20m |
| 2026-05-17 | CXA8076 | CGQ → NGB | May 17, 06:25 UTC | May 17, 07:05 UTC | 40m |
| 2026-05-16 | CXA8070 | CGQ → HGH | May 16, 12:01 UTC | May 17, 07:05 UTC | 19h 4m |
| 2026-05-05 | CXA828 | MNL → XMN | May 5, 04:10 UTC | May 5, 22:55 UTC | 18h 45m |
| 2026-05-05 | CXA827 | XMN → MNL | May 5, 01:40 UTC | May 5, 02:20 UTC | 40m |
| 2026-04-28 | CXA878 | ICN → FOC | Apr 28, 11:45 UTC | Apr 28, 12:30 UTC | 45m |
| 2026-04-28 | CXA877 | FOC → ICN | Apr 28, 08:45 UTC | Apr 28, 09:25 UTC | 40m |
| 2026-04-25 | CXA8366 | SZX → TSN | Apr 25, 12:20 UTC | Apr 25, 12:30 UTC | 10m |
| 2026-04-25 | CXA8365 | TSN → SZX | Apr 25, 10:10 UTC | Apr 25, 10:25 UTC | 15m |
| 2026-04-24 | CXA8543 | - | Apr 24, 23:20 UTC | Apr 24, 23:45 UTC | 25m |
| 2026-04-23 | - | - | Apr 23, 22:40 UTC | Apr 23, 22:50 UTC | 10m |
| 2026-04-23 | CXA828 | MNL → XMN | Apr 23, 04:15 UTC | Apr 23, 04:40 UTC | 25m |
| 2026-04-22 | CXA864 | SIN → HGH | Apr 22, 13:30 UTC | Apr 23, 02:05 UTC | 12h 35m |
| 2026-04-22 | CXA863 | HGH → SIN | Apr 22, 09:20 UTC | Apr 22, 11:55 UTC | 2h 35m |
| 2026-04-19 | CXA8366 | SZX → TSN | Apr 19, 12:25 UTC | Apr 19, 12:35 UTC | 10m |
| 2026-04-19 | CXA8365 | TSN → SZX | Apr 19, 10:15 UTC | Apr 19, 10:25 UTC | 10m |
| 2026-04-18 | CXA8364 | - | Apr 18, 05:00 UTC | Apr 18, 05:20 UTC | 20m |
| 2026-04-18 | CXA8363 | FOC → NNG | Apr 18, 00:25 UTC | Apr 18, 00:45 UTC | 20m |
| 2026-04-15 | CXA844 | - | Apr 15, 21:20 UTC | Apr 15, 21:40 UTC | 20m |
| 2026-04-15 | CXA844 | - | Apr 15, 19:30 UTC | Apr 15, 19:55 UTC | 25m |
| 2026-04-15 | CXA843 | - | Apr 15, 17:30 UTC | Apr 15, 18:00 UTC | 30m |
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-7176 page for operator, model, and routing details .