sensors Mode-S transponder
78125B
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-8896 · AIRBUS A-320
- Hex
- 78125B
- Octal
- 36011133
- Decimal
- 7,869,019
- Country
- CN
- Tail
- B-8896
- Type
- A320
- Flights observed
- 62
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- 9h ago
Last known position
Country allocation
The ICAO 24-bit address 78125B 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 |
|---|---|---|---|
| CDC8870 | - | 5 | 2026-07-06 |
| CDC8874 | - | 4 | 2026-07-08 |
| CDC8241 | - | 4 | 2026-07-23 |
| CDC8054 | - | 4 | 2026-07-01 |
| CDC8053 | - | 4 | 2026-07-01 |
| CDC8866 | - | 3 | 2026-06-18 |
| CDC8655 | - | 3 | 2026-07-16 |
| CDC8242 | - | 3 | 2026-07-23 |
| CDC8022 | - | 3 | 2026-07-09 |
| CDC8021 | - | 3 | 2026-07-08 |
| CDC6054 | - | 3 | 2026-07-10 |
| CDC6053 | - | 3 | 2026-06-22 |
| CDC8958 | - | 2 | 2026-07-18 |
| CDC8656 | - | 2 | 2026-07-17 |
| CDC8124 | Zhejiang Loong Airlines | 2 | 2026-07-24 |
| CDC8095 | Zhejiang Loong Airlines | 2 | 2026-05-23 |
| CDC8008 | - | 2 | 2026-06-21 |
| CDC8007 | - | 2 | 2026-06-21 |
| CDC8992 | - | 1 | 2026-06-29 |
| CDC8989 | - | 1 | 2026-07-01 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-24 | CDC8124 | WUH → HRB | Jul 24, 13:40 UTC | Jul 24, 14:15 UTC | 35m |
| 2026-07-24 | CDC8124 | WUH → HRB | Jul 24, 09:10 UTC | Jul 24, 09:20 UTC | 10m |
| 2026-07-24 | CDC8123 | WUH → ZUH | Jul 24, 07:15 UTC | Jul 24, 07:35 UTC | 20m |
| 2026-07-23 | CDC8242 | - | Jul 23, 11:40 UTC | Jul 24, 03:10 UTC | 15h 30m |
| 2026-07-23 | CDC8242 | - | Jul 23, 04:55 UTC | Jul 24, 03:10 UTC | 22h 15m |
| 2026-07-23 | CDC8241 | - | Jul 23, 00:45 UTC | Jul 23, 12:20 UTC | 11h 35m |
| 2026-07-22 | CDC8241 | - | Jul 22, 13:35 UTC | Jul 23, 12:20 UTC | 22h 45m |
| 2026-07-21 | CDC8762 | - | Jul 21, 07:55 UTC | Jul 21, 08:05 UTC | 10m |
| 2026-07-18 | CDC8958 | - | Jul 18, 14:50 UTC | Jul 18, 15:20 UTC | 30m |
| 2026-07-17 | CDC8656 | - | Jul 17, 11:50 UTC | Jul 17, 12:19 UTC | 30m |
| 2026-07-16 | CDC8655 | - | Jul 16, 10:50 UTC | Jul 17, 06:29 UTC | 19h 40m |
| 2026-07-16 | CDC8655 | - | Jul 16, 10:20 UTC | Jul 17, 06:29 UTC | 20h 10m |
| 2026-07-16 | CDC8656 | - | Jul 16, 06:10 UTC | Jul 16, 06:30 UTC | 20m |
| 2026-07-15 | CDC8655 | - | Jul 15, 23:40 UTC | Jul 16, 04:35 UTC | 4h 55m |
| 2026-07-10 | CDC6054 | - | Jul 10, 02:15 UTC | Jul 10, 02:30 UTC | 15m |
| 2026-07-09 | CDC8022 | - | Jul 9, 10:35 UTC | Jul 9, 12:55 UTC | 2h 20m |
| 2026-07-08 | CDC8021 | - | Jul 8, 18:40 UTC | Jul 9, 08:50 UTC | 14h 10m |
| 2026-07-08 | CDC8874 | - | Jul 8, 14:50 UTC | Jul 8, 15:05 UTC | 15m |
| 2026-07-07 | CDC8874 | - | Jul 7, 11:45 UTC | Jul 7, 11:55 UTC | 10m |
| 2026-07-06 | CDC8870 | - | Jul 6, 07:55 UTC | Jul 6, 13:35 UTC | 5h 40m |
| 2026-07-05 | CDC8869 | - | Jul 5, 16:25 UTC | Jul 6, 05:40 UTC | 13h 15m |
| 2026-07-01 | CDC8989 | - | Jul 1, 17:00 UTC | Jul 1, 17:10 UTC | 10m |
| 2026-07-01 | CDC8054 | - | Jul 1, 12:10 UTC | Jul 1, 12:25 UTC | 15m |
| 2026-07-01 | CDC8053 | - | Jul 1, 09:50 UTC | Jul 1, 10:10 UTC | 20m |
| 2026-06-29 | CDC8992 | - | Jun 29, 06:50 UTC | Jun 29, 07:25 UTC | 35m |
| 2026-06-25 | CDC8022 | - | Jun 25, 10:35 UTC | Jun 26, 03:10 UTC | 16h 35m |
| 2026-06-24 | CDC8021 | - | Jun 24, 14:55 UTC | Jun 25, 08:55 UTC | 18h 0m |
| 2026-06-23 | CDC8168 | HRB → HGH | Jun 23, 06:49 UTC | Jun 23, 07:19 UTC | 30m |
| 2026-06-22 | CDC8078 | - | Jun 22, 09:24 UTC | Jun 23, 07:19 UTC | 21h 55m |
| 2026-06-22 | CDC8077 | - | Jun 22, 06:19 UTC | Jun 22, 07:25 UTC | 1h 5m |
| 2026-06-22 | CDC6054 | - | Jun 22, 02:04 UTC | Jun 22, 02:19 UTC | 15m |
| 2026-06-22 | CDC6053 | - | Jun 22, 00:04 UTC | Jun 22, 00:24 UTC | 20m |
| 2026-06-21 | CDC8008 | - | Jun 21, 06:24 UTC | Jun 21, 15:34 UTC | 9h 10m |
| 2026-06-21 | CDC8007 | - | Jun 21, 04:24 UTC | Jun 21, 04:39 UTC | 15m |
| 2026-06-20 | CDC8022 | - | Jun 20, 10:34 UTC | Jun 21, 03:40 UTC | 17h 5m |
| 2026-06-19 | CDC8021 | - | Jun 19, 14:24 UTC | Jun 20, 08:39 UTC | 18h 15m |
| 2026-06-18 | CDC8866 | - | Jun 18, 14:55 UTC | Jun 19, 14:29 UTC | 23h 34m |
| 2026-06-18 | CDC8866 | - | Jun 18, 14:25 UTC | Jun 18, 15:05 UTC | 40m |
| 2026-06-17 | CDC8054 | - | Jun 17, 10:10 UTC | Jun 17, 10:20 UTC | 10m |
| 2026-06-17 | CDC8053 | - | Jun 17, 07:30 UTC | Jun 17, 07:50 UTC | 20m |
| 2026-06-11 | CDC8008 | HKG → HGH | Jun 11, 06:25 UTC | Jun 11, 07:20 UTC | 55m |
| 2026-06-11 | CDC8007 | HGH → HKG | Jun 11, 04:15 UTC | Jun 11, 04:40 UTC | 25m |
| 2026-06-02 | CDC8242 | - | Jun 2, 07:50 UTC | Jun 2, 12:50 UTC | 5h 0m |
| 2026-06-02 | CDC8241 | - | Jun 2, 00:10 UTC | Jun 2, 05:15 UTC | 5h 5m |
| 2026-05-23 | CDC8095 | HGH → SYX | May 23, 23:35 UTC | May 24, 03:20 UTC | 3h 45m |
| 2026-05-15 | CDC6054 | ZUH → HGH | May 15, 06:55 UTC | May 15, 07:05 UTC | 10m |
| 2026-05-15 | CDC6053 | HGH → ZUH | May 15, 03:55 UTC | May 15, 04:05 UTC | 10m |
| 2026-05-15 | CDC6053 | HGH → ZUH | May 15, 00:00 UTC | May 15, 00:45 UTC | 45m |
| 2026-05-10 | CDC8095 | HGH → SYX | May 10, 23:39 UTC | May 11, 03:10 UTC | 3h 30m |
| 2026-05-06 | CDC8866 | SHE → HGH | May 6, 14:25 UTC | May 6, 15:00 UTC | 35m |
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-8896 page for operator, model, and routing details .