sensors Mode-S transponder
780BC8
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-1913 · BOEING 737-800
- Hex
- 780BC8
- Octal
- 36005710
- Decimal
- 7,867,336
- Country
- CN
- Tail
- B-1913
- Type
- B738
- Flights observed
- 53
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- 2h ago
Last known position
Country allocation
The ICAO 24-bit address 780BC8 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 |
|---|---|---|---|
| CXA8704 | Xiamen Airlines | 13 | 2026-05-30 |
| CXA8703 | Xiamen Airlines | 4 | 2026-05-22 |
| CXA877 | Xiamen Airlines | 2 | 2026-04-16 |
| CXA8719 | Xiamen Airlines | 2 | 2026-05-28 |
| CXA8678 | Xiamen Airlines | 2 | 2026-05-05 |
| CXA8677 | Xiamen Airlines | 2 | 2026-05-05 |
| CXA8650 | Xiamen Airlines | 2 | 2026-04-18 |
| CXA8070 | Xiamen Airlines | 2 | 2026-04-27 |
| CXA886 | Xiamen Airlines | 1 | 2026-05-10 |
| CXA885 | Xiamen Airlines | 1 | 2026-05-09 |
| CXA883 | Xiamen Airlines | 1 | 2026-04-18 |
| CXA882 | - | 1 | 2026-05-11 |
| CXA881 | - | 1 | 2026-05-11 |
| CXA880 | Xiamen Airlines | 1 | 2026-04-19 |
| CXA879 | Xiamen Airlines | 1 | 2026-04-18 |
| CXA878 | Xiamen Airlines | 1 | 2026-04-16 |
| CXA8689 | Xiamen Airlines | 1 | 2026-05-28 |
| CXA8658 | Xiamen Airlines | 1 | 2026-05-29 |
| CXA8657 | Xiamen Airlines | 1 | 2026-05-29 |
| CXA8649 | Xiamen Airlines | 1 | 2026-04-18 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-30 | CXA8704 | SIN → HGH | May 30, 10:30 UTC | May 30, 11:15 UTC | 45m |
| 2026-05-30 | CXA8704 | SIN → HGH | May 30, 07:25 UTC | May 30, 07:45 UTC | 20m |
| 2026-05-29 | CXA8658 | MNL → HGH | May 29, 13:30 UTC | May 30, 01:55 UTC | 12h 25m |
| 2026-05-29 | CXA8657 | HGH → MNL | May 29, 05:05 UTC | May 29, 12:05 UTC | 7h 0m |
| 2026-05-28 | CXA8689 | HGH → TPE | May 28, 10:40 UTC | May 29, 03:30 UTC | 16h 50m |
| 2026-05-28 | CXA8719 | HGH → MFM | May 28, 08:40 UTC | May 28, 09:05 UTC | 25m |
| 2026-05-27 | CXA8380 | SZX → TSN | May 27, 04:19 UTC | May 27, 04:30 UTC | 10m |
| 2026-05-27 | CXA8379 | TSN → SZX | May 27, 02:19 UTC | May 27, 02:29 UTC | 10m |
| 2026-05-25 | CXA8704 | SIN → HGH | May 25, 07:00 UTC | May 25, 11:00 UTC | 4h 0m |
| 2026-05-24 | CXA8704 | SIN → HGH | May 24, 11:25 UTC | May 25, 02:10 UTC | 14h 45m |
| 2026-05-24 | CXA8704 | SIN → HGH | May 24, 08:25 UTC | May 24, 08:40 UTC | 15m |
| 2026-05-23 | CXA8704 | SIN → HGH | May 23, 07:30 UTC | May 23, 11:25 UTC | 3h 55m |
| 2026-05-22 | CXA8703 | HGH → SIN | May 22, 11:05 UTC | May 23, 06:00 UTC | 18h 55m |
| 2026-05-22 | CXA8704 | SIN → HGH | May 22, 07:20 UTC | May 23, 06:00 UTC | 22h 39m |
| 2026-05-21 | CXA8704 | SIN → HGH | May 21, 10:15 UTC | May 22, 05:40 UTC | 19h 25m |
| 2026-05-21 | CXA8704 | SIN → HGH | May 21, 07:00 UTC | May 22, 05:40 UTC | 22h 40m |
| 2026-05-13 | CXA8154 | TYN → XMN | May 13, 15:05 UTC | May 13, 15:15 UTC | 10m |
| 2026-05-12 | CXA844 | - | May 12, 19:15 UTC | May 12, 21:20 UTC | 2h 5m |
| 2026-05-12 | CXA843 | - | May 12, 14:50 UTC | May 12, 17:20 UTC | 2h 30m |
| 2026-05-11 | CXA882 | - | May 11, 11:40 UTC | May 11, 12:10 UTC | 30m |
| 2026-05-11 | CXA881 | - | May 11, 05:40 UTC | May 11, 10:20 UTC | 4h 40m |
| 2026-05-10 | CXA886 | SIN → XMN | May 10, 01:14 UTC | May 10, 01:30 UTC | 15m |
| 2026-05-09 | CXA885 | XMN → SIN | May 9, 10:25 UTC | May 9, 13:35 UTC | 3h 10m |
| 2026-05-05 | CXA8678 | KUL → HGH | May 5, 08:05 UTC | May 5, 11:25 UTC | 3h 20m |
| 2026-05-05 | CXA8677 | HGH → KUL | May 5, 03:10 UTC | May 5, 06:50 UTC | 3h 40m |
| 2026-05-04 | CXA8704 | SIN → HGH | May 4, 07:40 UTC | May 5, 03:30 UTC | 19h 51m |
| 2026-05-03 | CXA8704 | SIN → HGH | May 3, 07:25 UTC | May 4, 01:44 UTC | 18h 20m |
| 2026-05-03 | CXA8703 | HGH → SIN | May 3, 04:55 UTC | May 3, 05:30 UTC | 35m |
| 2026-05-02 | CXA8678 | KUL → HGH | May 2, 08:10 UTC | May 3, 05:30 UTC | 21h 19m |
| 2026-05-02 | CXA8677 | HGH → KUL | May 2, 03:00 UTC | May 2, 06:30 UTC | 3h 30m |
| 2026-05-01 | CXA8704 | SIN → HGH | May 1, 07:25 UTC | May 2, 06:00 UTC | 22h 35m |
| 2026-04-30 | CXA8703 | HGH → SIN | Apr 30, 10:35 UTC | May 1, 05:25 UTC | 18h 50m |
| 2026-04-30 | CXA8704 | SIN → HGH | Apr 30, 07:30 UTC | May 1, 05:25 UTC | 21h 55m |
| 2026-04-29 | CXA8703 | HGH → SIN | Apr 29, 10:30 UTC | Apr 30, 05:20 UTC | 18h 49m |
| 2026-04-29 | CXA8719 | HGH → MFM | Apr 29, 08:15 UTC | Apr 29, 09:00 UTC | 46m |
| 2026-04-27 | CXA8070 | CGQ → HGH | Apr 27, 12:05 UTC | Apr 28, 06:40 UTC | 18h 35m |
| 2026-04-27 | CXA8070 | CGQ → HGH | Apr 27, 11:40 UTC | Apr 28, 06:40 UTC | 19h 0m |
| 2026-04-27 | CXA8315 | HGH → HAK | Apr 27, 01:00 UTC | Apr 27, 12:10 UTC | 11h 10m |
| 2026-04-25 | CXA8345 | HGH → SZX | Apr 25, 14:10 UTC | Apr 25, 14:30 UTC | 20m |
| 2026-04-24 | CXA858 | - | Apr 24, 19:00 UTC | Apr 24, 20:25 UTC | 1h 25m |
| 2026-04-24 | CXA857 | - | Apr 24, 14:10 UTC | Apr 24, 17:50 UTC | 3h 40m |
| 2026-04-19 | CXA880 | TPE → FOC | Apr 19, 04:40 UTC | Apr 19, 05:00 UTC | 20m |
| 2026-04-18 | CXA879 | FOC → TPE | Apr 18, 12:25 UTC | Apr 19, 03:05 UTC | 14h 40m |
| 2026-04-18 | CXA883 | FOC → TSA | Apr 18, 10:45 UTC | Apr 18, 11:15 UTC | 30m |
| 2026-04-18 | CXA8650 | BKI → FOC | Apr 18, 05:25 UTC | Apr 18, 07:00 UTC | 1h 35m |
| 2026-04-18 | CXA8650 | BKI → FOC | Apr 18, 05:10 UTC | Apr 18, 05:20 UTC | 10m |
| 2026-04-18 | CXA8649 | FOC → BKI | Apr 18, 03:25 UTC | Apr 18, 03:50 UTC | 25m |
| 2026-04-16 | CXA878 | ICN → FOC | Apr 16, 12:45 UTC | Apr 16, 13:05 UTC | 20m |
| 2026-04-16 | CXA877 | FOC → ICN | Apr 16, 11:09 UTC | Apr 16, 11:29 UTC | 20m |
| 2026-04-16 | CXA877 | FOC → ICN | Apr 16, 10:49 UTC | Apr 16, 11:04 UTC | 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 B-1913 page for operator, model, and routing details .