sensors Mode-S transponder
7823DA
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-32Q8 · AIRBUS A-330-200
- Hex
- 7823DA
- Octal
- 36021732
- Decimal
- 7,873,498
- Country
- CN
- Tail
- B-32Q8
- Type
- A332
- Flights observed
- 98
- Distinct callsigns
- 13
- Country
- CN
- Last broadcast
- 14h ago
Last known position
Country allocation
The ICAO 24-bit address 7823DA 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 13 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| JDL2747 | - | 25 | 2026-05-29 |
| JDL2917 | - | 23 | 2026-05-19 |
| JDL2918 | - | 11 | 2026-05-16 |
| JDL2942 | - | 8 | 2026-05-23 |
| JDL2120 | - | 7 | 2026-05-26 |
| JDL2102 | - | 7 | 2026-05-13 |
| JDL2101 | - | 6 | 2026-05-17 |
| JDL2748 | - | 3 | 2026-05-29 |
| JDL2989 | - | 2 | 2026-04-15 |
| JDL2796 | - | 2 | 2026-05-01 |
| JDL2119 | - | 2 | 2026-05-18 |
| JDL2990 | - | 1 | 2026-04-14 |
| JDL2941 | - | 1 | 2026-04-13 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | JDL2748 | - | May 29, 09:35 UTC | May 29, 12:15 UTC | 2h 40m |
| 2026-05-29 | JDL2747 | - | May 29, 03:40 UTC | May 29, 06:35 UTC | 2h 55m |
| 2026-05-28 | JDL2747 | - | May 28, 10:35 UTC | May 29, 06:35 UTC | 20h 0m |
| 2026-05-28 | JDL2747 | DEL → DEL | May 28, 09:40 UTC | May 29, 06:35 UTC | 20h 55m |
| 2026-05-27 | JDL2747 | DAC → DEL | May 27, 15:00 UTC | May 28, 07:30 UTC | 16h 30m |
| 2026-05-26 | JDL2120 | - | May 26, 23:14 UTC | May 27, 12:40 UTC | 13h 25m |
| 2026-05-26 | JDL2120 | - | May 26, 06:54 UTC | May 27, 06:25 UTC | 23h 30m |
| 2026-05-26 | JDL2120 | - | May 26, 05:59 UTC | May 27, 00:39 UTC | 18h 40m |
| 2026-05-26 | JDL2120 | - | May 26, 00:54 UTC | May 27, 00:30 UTC | 23h 35m |
| 2026-05-25 | JDL2120 | - | May 25, 23:54 UTC | May 26, 07:45 UTC | 7h 50m |
| 2026-05-25 | JDL2120 | - | May 25, 06:40 UTC | May 26, 06:20 UTC | 23h 39m |
| 2026-05-25 | JDL2120 | - | May 25, 02:10 UTC | May 26, 00:14 UTC | 22h 4m |
| 2026-05-23 | JDL2942 | - | May 23, 09:55 UTC | May 23, 12:30 UTC | 2h 35m |
| 2026-05-23 | JDL2747 | - | May 23, 04:30 UTC | May 23, 06:45 UTC | 2h 15m |
| 2026-05-22 | JDL2747 | - | May 22, 10:35 UTC | May 23, 06:45 UTC | 20h 9m |
| 2026-05-22 | JDL2747 | - | May 22, 08:45 UTC | May 23, 06:45 UTC | 21h 59m |
| 2026-05-21 | JDL2747 | - | May 21, 10:35 UTC | May 22, 06:25 UTC | 19h 50m |
| 2026-05-21 | JDL2748 | - | May 21, 08:55 UTC | May 22, 06:25 UTC | 21h 30m |
| 2026-05-20 | JDL2747 | DAC → DEL | May 20, 14:05 UTC | May 21, 06:45 UTC | 16h 40m |
| 2026-05-19 | JDL2917 | - | May 19, 21:45 UTC | May 20, 12:15 UTC | 14h 31m |
| 2026-05-19 | JDL2917 | DAC → DAC | May 19, 14:45 UTC | May 20, 12:15 UTC | 21h 31m |
| 2026-05-18 | JDL2119 | - | May 18, 21:50 UTC | May 19, 12:30 UTC | 14h 40m |
| 2026-05-18 | JDL2119 | - | May 18, 04:25 UTC | May 18, 22:30 UTC | 18h 4m |
| 2026-05-17 | JDL2101 | - | May 17, 13:25 UTC | May 18, 02:35 UTC | 13h 10m |
| 2026-05-17 | JDL2917 | - | May 17, 11:35 UTC | May 17, 12:01 UTC | 25m |
| 2026-05-16 | JDL2918 | - | May 16, 14:05 UTC | May 16, 15:01 UTC | 55m |
| 2026-05-16 | JDL2917 | - | May 16, 11:11 UTC | May 16, 12:25 UTC | 1h 15m |
| 2026-05-14 | JDL2918 | - | May 14, 13:55 UTC | May 14, 14:50 UTC | 55m |
| 2026-05-14 | JDL2917 | - | May 14, 11:20 UTC | May 14, 12:30 UTC | 1h 10m |
| 2026-05-13 | JDL2102 | - | May 13, 04:05 UTC | May 13, 04:40 UTC | 35m |
| 2026-05-12 | JDL2918 | - | May 12, 12:50 UTC | May 13, 02:25 UTC | 13h 35m |
| 2026-05-12 | JDL2917 | - | May 12, 04:00 UTC | May 12, 11:25 UTC | 7h 25m |
| 2026-05-11 | JDL2918 | - | May 11, 14:15 UTC | May 11, 15:05 UTC | 50m |
| 2026-05-11 | JDL2917 | DAC → DAC | May 11, 03:50 UTC | May 11, 12:25 UTC | 8h 35m |
| 2026-05-10 | JDL2101 | - | May 10, 13:55 UTC | May 11, 02:25 UTC | 12h 30m |
| 2026-05-10 | JDL2917 | - | May 10, 04:09 UTC | May 10, 12:34 UTC | 8h 25m |
| 2026-05-09 | JDL2942 | DEL → DAC | May 9, 07:30 UTC | May 10, 02:20 UTC | 18h 50m |
| 2026-05-08 | JDL2747 | DEL → DEL | May 8, 13:15 UTC | May 9, 05:30 UTC | 16h 15m |
| 2026-05-08 | JDL2747 | - | May 8, 07:44 UTC | May 8, 10:39 UTC | 2h 55m |
| 2026-05-07 | JDL2747 | - | May 7, 14:35 UTC | May 8, 10:39 UTC | 20h 4m |
| 2026-05-07 | JDL2748 | DEL → DEL | May 7, 13:15 UTC | May 8, 10:39 UTC | 21h 24m |
| 2026-05-07 | JDL2747 | - | May 7, 08:20 UTC | May 7, 11:00 UTC | 2h 40m |
| 2026-05-06 | JDL2747 | DAC → DEL | May 6, 15:05 UTC | May 7, 11:00 UTC | 19h 55m |
| 2026-05-06 | JDL2917 | - | May 6, 11:00 UTC | May 6, 12:10 UTC | 1h 10m |
| 2026-05-05 | JDL2102 | - | May 5, 04:00 UTC | May 5, 04:55 UTC | 55m |
| 2026-05-04 | JDL2918 | DAC → DAC | May 4, 13:50 UTC | May 5, 02:10 UTC | 12h 21m |
| 2026-05-04 | JDL2917 | - | May 4, 11:25 UTC | May 4, 12:10 UTC | 45m |
| 2026-05-03 | JDL2102 | - | May 3, 04:20 UTC | May 3, 04:45 UTC | 25m |
| 2026-05-02 | JDL2942 | DEL → DAC | May 2, 09:15 UTC | May 3, 02:15 UTC | 17h 0m |
| 2026-05-02 | JDL2747 | - | May 2, 04:05 UTC | May 2, 07:05 UTC | 3h 0m |
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-32Q8 page for operator, model, and routing details .