sensors Mode-S transponder
780628
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-6656 · AIRBUS A-320
- Hex
- 780628
- Octal
- 36003050
- Decimal
- 7,865,896
- Country
- CN
- Tail
- B-6656
- Type
- A320
- Flights observed
- 61
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- 19h ago
Last known position
Country allocation
The ICAO 24-bit address 780628 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 |
|---|---|---|---|
| CQN2074 | - | 12 | 2026-07-13 |
| CQN2346 | - | 5 | 2026-07-18 |
| CQN2345 | - | 4 | 2026-07-18 |
| CQN2342 | - | 4 | 2026-07-21 |
| CQN2386 | - | 3 | 2026-05-27 |
| CQN2341 | - | 3 | 2026-07-20 |
| CQN2331 | - | 3 | 2026-06-15 |
| CQN2066 | - | 3 | 2026-07-15 |
| CQN2065 | - | 3 | 2026-07-15 |
| CQN2025 | - | 3 | 2026-05-14 |
| CQN2349 | - | 2 | 2026-06-11 |
| CQN2343 | - | 2 | 2026-06-29 |
| CQN2332 | - | 2 | 2026-06-15 |
| CQN2103 | - | 2 | 2026-05-15 |
| CQN2377 | - | 1 | 2026-07-06 |
| CQN2350 | - | 1 | 2026-05-24 |
| CQN2337 | - | 1 | 2026-07-20 |
| CQN2131 | - | 1 | 2026-07-22 |
| CQN2111 | - | 1 | 2026-05-07 |
| CQN2105 | - | 1 | 2026-07-23 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-23 | CQN2105 | - | Jul 23, 07:15 UTC | Jul 23, 08:00 UTC | 45m |
| 2026-07-22 | CQN2131 | - | Jul 22, 13:40 UTC | Jul 22, 16:45 UTC | 3h 5m |
| 2026-07-21 | CQN2342 | - | Jul 21, 07:30 UTC | Jul 21, 11:10 UTC | 3h 40m |
| 2026-07-20 | CQN2337 | - | Jul 20, 15:00 UTC | Jul 20, 15:10 UTC | 10m |
| 2026-07-20 | CQN2341 | - | Jul 20, 01:55 UTC | Jul 20, 07:25 UTC | 5h 30m |
| 2026-07-18 | CQN2346 | - | Jul 18, 08:15 UTC | Jul 18, 08:25 UTC | 10m |
| 2026-07-18 | CQN2345 | - | Jul 18, 06:20 UTC | Jul 18, 06:30 UTC | 10m |
| 2026-07-15 | CQN2066 | - | Jul 15, 10:25 UTC | Jul 15, 10:40 UTC | 15m |
| 2026-07-15 | CQN2065 | - | Jul 15, 08:05 UTC | Jul 15, 08:20 UTC | 15m |
| 2026-07-13 | CQN2342 | - | Jul 13, 14:05 UTC | Jul 14, 09:50 UTC | 19h 45m |
| 2026-07-13 | CQN2074 | - | Jul 13, 13:40 UTC | Jul 14, 09:50 UTC | 20h 10m |
| 2026-07-13 | CQN2074 | - | Jul 13, 10:05 UTC | Jul 14, 09:50 UTC | 23h 45m |
| 2026-07-13 | CQN2074 | - | Jul 13, 01:55 UTC | Jul 13, 14:05 UTC | 12h 10m |
| 2026-07-10 | CQN2346 | - | Jul 10, 12:55 UTC | Jul 10, 13:10 UTC | 15m |
| 2026-07-10 | CQN2345 | - | Jul 10, 11:20 UTC | Jul 10, 11:30 UTC | 10m |
| 2026-07-06 | CQN2377 | - | Jul 6, 08:00 UTC | Jul 6, 14:50 UTC | 6h 50m |
| 2026-07-02 | CQN2074 | - | Jul 2, 01:55 UTC | Jul 2, 14:20 UTC | 12h 25m |
| 2026-06-29 | CQN2341 | - | Jun 29, 06:24 UTC | Jun 29, 09:10 UTC | 2h 45m |
| 2026-06-29 | CQN2343 | - | Jun 29, 00:44 UTC | Jun 29, 00:54 UTC | 10m |
| 2026-06-28 | CQN2074 | - | Jun 28, 02:10 UTC | Jun 28, 14:14 UTC | 12h 5m |
| 2026-06-25 | CQN2342 | - | Jun 25, 08:45 UTC | Jun 25, 08:55 UTC | 10m |
| 2026-06-25 | CQN2341 | - | Jun 25, 06:25 UTC | Jun 25, 06:50 UTC | 25m |
| 2026-06-25 | CQN2343 | - | Jun 25, 00:40 UTC | Jun 25, 00:55 UTC | 15m |
| 2026-06-23 | CQN2066 | - | Jun 23, 09:29 UTC | Jun 23, 09:45 UTC | 15m |
| 2026-06-23 | CQN2065 | - | Jun 23, 06:49 UTC | Jun 23, 07:09 UTC | 20m |
| 2026-06-22 | CQN2342 | - | Jun 22, 08:50 UTC | Jun 22, 09:04 UTC | 15m |
| 2026-06-21 | CQN2074 | - | Jun 21, 14:19 UTC | Jun 22, 06:29 UTC | 16h 10m |
| 2026-06-21 | CQN2074 | - | Jun 21, 09:44 UTC | Jun 22, 06:29 UTC | 20h 45m |
| 2026-06-21 | CQN2074 | - | Jun 21, 01:45 UTC | Jun 21, 14:44 UTC | 13h 0m |
| 2026-06-15 | CQN2332 | - | Jun 15, 14:40 UTC | Jun 15, 14:55 UTC | 15m |
| 2026-06-15 | CQN2331 | - | Jun 15, 11:45 UTC | Jun 15, 12:10 UTC | 25m |
| 2026-06-12 | CQN2074 | - | Jun 12, 12:05 UTC | Jun 13, 02:05 UTC | 14h 0m |
| 2026-06-12 | CQN2074 | - | Jun 12, 02:05 UTC | Jun 13, 01:55 UTC | 23h 50m |
| 2026-06-12 | CQN2074 | - | Jun 12, 01:40 UTC | Jun 12, 15:25 UTC | 13h 45m |
| 2026-06-11 | CQN2076 | - | Jun 11, 15:55 UTC | Jun 12, 12:30 UTC | 20h 35m |
| 2026-06-11 | CQN2349 | - | Jun 11, 13:40 UTC | Jun 12, 02:10 UTC | 12h 31m |
| 2026-06-11 | CQN2346 | - | Jun 11, 08:05 UTC | Jun 11, 08:15 UTC | 10m |
| 2026-06-10 | CQN2004 | - | Jun 10, 12:35 UTC | Jun 10, 12:45 UTC | 10m |
| 2026-06-10 | CQN2003 | - | Jun 10, 10:15 UTC | Jun 10, 10:35 UTC | 20m |
| 2026-06-02 | CQN2331 | - | Jun 2, 11:45 UTC | Jun 2, 14:45 UTC | 3h 0m |
| 2026-05-31 | CQN2332 | - | May 31, 14:15 UTC | May 31, 14:35 UTC | 20m |
| 2026-05-31 | CQN2331 | - | May 31, 11:30 UTC | May 31, 12:00 UTC | 30m |
| 2026-05-27 | CQN2386 | - | May 27, 12:40 UTC | May 27, 12:55 UTC | 15m |
| 2026-05-26 | CQN2074 | - | May 26, 01:49 UTC | May 26, 13:45 UTC | 11h 55m |
| 2026-05-25 | CQN2346 | - | May 25, 14:25 UTC | May 25, 14:35 UTC | 10m |
| 2026-05-25 | CQN2345 | - | May 25, 12:30 UTC | May 25, 12:45 UTC | 15m |
| 2026-05-24 | CQN2350 | - | May 24, 07:45 UTC | May 24, 08:00 UTC | 15m |
| 2026-05-24 | CQN2349 | - | May 24, 05:50 UTC | May 24, 06:00 UTC | 10m |
| 2026-05-23 | CQN2386 | - | May 23, 13:25 UTC | May 23, 13:35 UTC | 10m |
| 2026-05-15 | CQN2103 | - | May 15, 01:00 UTC | May 15, 01:10 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-6656 page for operator, model, and routing details .