sensors Mode-S transponder
782144
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-226C · BOEING 777-200LR
- Hex
- 782144
- Octal
- 36020504
- Decimal
- 7,872,836
- Country
- CN
- Tail
- B-226C
- Type
- B77L
- Flights observed
- 223
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- 4h ago
Last known position
Country allocation
The ICAO 24-bit address 782144 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 |
|---|---|---|---|
| CSG2522 | - | 13 | 2026-07-10 |
| CSG2521 | - | 13 | 2026-07-10 |
| CSG2545 | - | 12 | 2026-07-01 |
| CSG2686 | - | 8 | 2026-06-25 |
| CSG2549 | - | 8 | 2026-05-29 |
| CSG2523 | - | 8 | 2026-06-23 |
| CSG2501 | - | 8 | 2026-06-08 |
| CSG2557 | - | 7 | 2026-07-04 |
| CSG2684 | - | 6 | 2026-06-27 |
| CSG2662 | - | 6 | 2026-06-12 |
| CSG2661 | - | 6 | 2026-06-11 |
| CSG2558 | - | 6 | 2026-07-05 |
| CSG2525 | - | 6 | 2026-07-13 |
| CSG2512 | - | 6 | 2026-06-07 |
| CSG2503 | - | 6 | 2026-06-24 |
| CSG2502 | - | 6 | 2026-06-20 |
| CSG2530 | - | 5 | 2026-04-20 |
| CSG2529 | - | 5 | 2026-04-20 |
| CSG2524 | - | 5 | 2026-06-24 |
| CSG2511 | - | 5 | 2026-06-06 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-13 | CSG2526 | - | Jul 13, 23:30 UTC | Jul 14, 12:05 UTC | 12h 35m |
| 2026-07-13 | CSG2525 | - | Jul 13, 12:20 UTC | Jul 13, 18:25 UTC | 6h 5m |
| 2026-07-13 | CSG2525 | - | Jul 13, 03:25 UTC | Jul 13, 10:45 UTC | 7h 20m |
| 2026-07-12 | CSG2525 | - | Jul 12, 10:45 UTC | Jul 13, 04:55 UTC | 18h 10m |
| 2026-07-11 | CSG2654 | - | Jul 11, 22:55 UTC | Jul 12, 10:50 UTC | 11h 55m |
| 2026-07-11 | CSG2653 | - | Jul 11, 02:15 UTC | Jul 11, 20:05 UTC | 17h 50m |
| 2026-07-10 | CSG2653 | - | Jul 10, 19:05 UTC | Jul 11, 19:00 UTC | 23h 55m |
| 2026-07-10 | CSG2522 | - | Jul 10, 15:05 UTC | Jul 11, 10:45 UTC | 19h 40m |
| 2026-07-10 | CSG2522 | - | Jul 10, 13:35 UTC | Jul 11, 10:45 UTC | 21h 11m |
| 2026-07-10 | CSG2522 | - | Jul 10, 12:30 UTC | Jul 11, 10:45 UTC | 22h 15m |
| 2026-07-10 | CSG2522 | - | Jul 10, 11:45 UTC | Jul 10, 11:55 UTC | 10m |
| 2026-07-10 | CSG2521 | - | Jul 10, 02:15 UTC | Jul 10, 08:20 UTC | 6h 5m |
| 2026-07-09 | CSG2521 | - | Jul 9, 07:35 UTC | Jul 10, 00:50 UTC | 17h 15m |
| 2026-07-09 | CSG2521 | - | Jul 9, 01:05 UTC | Jul 10, 00:50 UTC | 23h 45m |
| 2026-07-08 | CSG2522 | - | Jul 8, 23:05 UTC | Jul 9, 18:50 UTC | 19h 45m |
| 2026-07-08 | CSG2522 | - | Jul 8, 21:05 UTC | Jul 9, 18:50 UTC | 21h 45m |
| 2026-07-08 | CSG2522 | - | Jul 8, 19:15 UTC | Jul 9, 18:50 UTC | 23h 35m |
| 2026-07-08 | CSG2522 | - | Jul 8, 17:20 UTC | Jul 9, 07:40 UTC | 14h 20m |
| 2026-07-08 | CSG2521 | - | Jul 8, 08:15 UTC | Jul 8, 13:55 UTC | 5h 40m |
| 2026-07-07 | CSG2521 | - | Jul 7, 11:10 UTC | Jul 8, 06:40 UTC | 19h 30m |
| 2026-07-07 | CSG2521 | - | Jul 7, 09:45 UTC | Jul 8, 06:40 UTC | 20h 55m |
| 2026-07-07 | CSG2521 | - | Jul 7, 07:05 UTC | Jul 8, 06:40 UTC | 23h 35m |
| 2026-07-07 | CSG2660 | - | Jul 7, 06:00 UTC | Jul 8, 05:00 UTC | 23h 0m |
| 2026-07-06 | CSG2659 | - | Jul 6, 17:00 UTC | Jul 7, 03:40 UTC | 10h 40m |
| 2026-07-06 | CSG2688 | - | Jul 6, 01:30 UTC | Jul 6, 01:40 UTC | 10m |
| 2026-07-05 | CSG2558 | - | Jul 5, 08:30 UTC | Jul 5, 23:05 UTC | 14h 35m |
| 2026-07-04 | CSG2557 | - | Jul 4, 23:00 UTC | Jul 5, 05:10 UTC | 6h 10m |
| 2026-07-01 | CSG2546 | - | Jul 1, 22:35 UTC | Jul 2, 12:00 UTC | 13h 25m |
| 2026-07-01 | CSG2545 | ANC → JFK | Jul 1, 12:20 UTC | Jul 1, 18:50 UTC | 6h 30m |
| 2026-07-01 | CSG2545 | - | Jul 1, 03:55 UTC | Jul 1, 11:05 UTC | 7h 10m |
| 2026-06-28 | CSG2540 | - | Jun 28, 16:25 UTC | Jun 29, 04:39 UTC | 12h 15m |
| 2026-06-28 | CSG2539 | - | Jun 28, 08:39 UTC | Jun 28, 12:44 UTC | 4h 5m |
| 2026-06-27 | CSG2539 | - | Jun 27, 16:00 UTC | Jun 28, 07:14 UTC | 15h 15m |
| 2026-06-27 | CSG2539 | - | Jun 27, 09:24 UTC | Jun 28, 07:14 UTC | 21h 50m |
| 2026-06-27 | CSG2684 | - | Jun 27, 05:04 UTC | Jun 28, 01:25 UTC | 20h 20m |
| 2026-06-27 | CSG2684 | - | Jun 27, 03:25 UTC | Jun 28, 01:25 UTC | 22h 0m |
| 2026-06-26 | CSG2683 | ANC → ORD | Jun 26, 19:00 UTC | Jun 27, 00:44 UTC | 5h 45m |
| 2026-06-26 | CSG2683 | - | Jun 26, 09:55 UTC | Jun 26, 17:25 UTC | 7h 30m |
| 2026-06-25 | CSG2686 | - | Jun 25, 21:59 UTC | Jun 25, 22:20 UTC | 20m |
| 2026-06-25 | CSG2686 | - | Jun 25, 07:15 UTC | Jun 25, 19:59 UTC | 12h 45m |
| 2026-06-24 | CSG2503 | ANC → ORD | Jun 24, 23:04 UTC | Jun 25, 04:29 UTC | 5h 25m |
| 2026-06-24 | CSG2503 | - | Jun 24, 13:34 UTC | Jun 24, 21:19 UTC | 7h 45m |
| 2026-06-24 | CSG2524 | - | Jun 24, 00:09 UTC | Jun 24, 00:25 UTC | 15m |
| 2026-06-23 | CSG2524 | - | Jun 23, 10:10 UTC | Jun 23, 18:14 UTC | 8h 5m |
| 2026-06-23 | CSG2523 | - | Jun 23, 00:35 UTC | Jun 23, 06:39 UTC | 6h 5m |
| 2026-06-22 | CSG2523 | - | Jun 22, 04:40 UTC | Jun 22, 22:49 UTC | 18h 10m |
| 2026-06-21 | CSG2522 | - | Jun 21, 19:05 UTC | Jun 22, 16:34 UTC | 21h 30m |
| 2026-06-21 | CSG2522 | - | Jun 21, 17:24 UTC | Jun 22, 16:34 UTC | 23h 10m |
| 2026-06-21 | CSG2522 | - | Jun 21, 15:49 UTC | Jun 22, 06:29 UTC | 14h 40m |
| 2026-06-21 | CSG2521 | - | Jun 21, 06:04 UTC | Jun 21, 11:55 UTC | 5h 50m |
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-226C page for operator, model, and routing details .