sensors Mode-S transponder
780F58
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-7559 · BOEING 737-800
- Hex
- 780F58
- Octal
- 36007530
- Decimal
- 7,868,248
- Country
- CN
- Tail
- B-7559
- Type
- B738
- Flights observed
- 22
- Distinct callsigns
- 12
- Country
- CN
- Last broadcast
- 1d ago
Last known position
Country allocation
The ICAO 24-bit address 780F58 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 12 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| CXA8781 | Xiamen Airlines | 6 | 2026-05-26 |
| CXA8698 | Xiamen Airlines | 3 | 2026-05-29 |
| CXA869 | Xiamen Airlines | 3 | 2026-05-04 |
| CXA8221 | - | 2 | 2026-06-01 |
| CXA870 | Xiamen Airlines | 1 | 2026-05-04 |
| CXA8697 | Xiamen Airlines | 1 | 2026-05-29 |
| CXA8523 | - | 1 | 2026-05-28 |
| CXA8387 | Xiamen Airlines | 1 | 2026-04-17 |
| CXA8345 | Xiamen Airlines | 1 | 2026-04-16 |
| CXA8341 | - | 1 | 2026-04-22 |
| CXA8229 | Xiamen Airlines | 1 | 2026-05-22 |
| CXA8022 | Xiamen Airlines | 1 | 2026-05-12 |
Recent flights last 22
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-06-01 | CXA8221 | - | Jun 1, 05:50 UTC | Jun 1, 06:00 UTC | 10m |
| 2026-05-29 | CXA8698 | HAN → FOC | May 29, 14:05 UTC | May 30, 10:40 UTC | 20h 35m |
| 2026-05-29 | CXA8698 | HAN → FOC | May 29, 10:05 UTC | May 30, 07:30 UTC | 21h 25m |
| 2026-05-29 | CXA8698 | HAN → FOC | May 29, 09:55 UTC | May 30, 07:30 UTC | 21h 35m |
| 2026-05-29 | CXA8697 | FOC → HAN | May 29, 06:15 UTC | May 29, 06:30 UTC | 15m |
| 2026-05-28 | CXA8523 | - | May 28, 13:55 UTC | May 29, 02:30 UTC | 12h 35m |
| 2026-05-26 | CXA8781 | SHE → FOC | May 26, 04:30 UTC | May 26, 23:49 UTC | 19h 20m |
| 2026-05-22 | CXA8229 | TSN → URC | May 22, 04:20 UTC | May 22, 04:30 UTC | 10m |
| 2026-05-12 | CXA8022 | CGQ → FOC | May 12, 11:10 UTC | May 12, 11:25 UTC | 15m |
| 2026-05-04 | CXA870 | HAN → XMN | May 4, 10:05 UTC | May 5, 07:45 UTC | 21h 41m |
| 2026-05-04 | CXA869 | XMN → HAN | May 4, 06:05 UTC | May 4, 10:10 UTC | 4h 5m |
| 2026-05-03 | CXA869 | XMN → HAN | May 3, 10:05 UTC | May 4, 10:00 UTC | 23h 55m |
| 2026-05-03 | CXA869 | XMN → HAN | May 3, 05:45 UTC | May 3, 10:10 UTC | 4h 25m |
| 2026-04-30 | CXA8781 | SHE → FOC | Apr 30, 00:10 UTC | Apr 30, 08:05 UTC | 7h 55m |
| 2026-04-29 | CXA8781 | SHE → FOC | Apr 29, 09:20 UTC | Apr 30, 04:40 UTC | 19h 19m |
| 2026-04-29 | CXA8781 | SHE → FOC | Apr 29, 06:05 UTC | Apr 30, 04:40 UTC | 22h 35m |
| 2026-04-29 | CXA8781 | SHE → FOC | Apr 29, 05:50 UTC | Apr 30, 00:10 UTC | 18h 20m |
| 2026-04-29 | CXA8781 | SHE → FOC | Apr 29, 00:15 UTC | Apr 29, 09:35 UTC | 9h 21m |
| 2026-04-22 | CXA8341 | - | Apr 22, 05:35 UTC | Apr 22, 08:50 UTC | 3h 15m |
| 2026-04-17 | CXA8387 | HGH → SZX | Apr 17, 06:05 UTC | Apr 17, 06:25 UTC | 20m |
| 2026-04-16 | CXA8345 | HGH → SZX | Apr 16, 14:25 UTC | Apr 16, 14:35 UTC | 10m |
| 2026-04-13 | CXA8221 | - | Apr 13, 05:55 UTC | Apr 13, 06:05 UTC | 10m |
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-7559 page for operator, model, and routing details .