sensors Mode-S transponder
71C083
ICAO 24-bit transponder address · allocated to Korea, South
Currently assigned to HL8083 · BOEING 787-9 Dreamliner
- Hex
- 71C083
- Octal
- 34340203
- Decimal
- 7,454,851
- Country
- KR
- Tail
- HL8083
- Type
- B789
- Flights observed
- 78
- Distinct callsigns
- 20
- Country
- KR
- Last broadcast
- 2d ago
Last known position
Country allocation
The ICAO 24-bit address 71C083 falls within the block assigned to Korea, South (KR) by ICAO Annex 10, Volume III. Every aircraft registered in Korea, South 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 |
|---|---|---|---|
| KAL647 | Korean Air | 8 | 2026-05-11 |
| KAL922 | Korean Air | 5 | 2026-05-14 |
| KAL914 | Korean Air | 5 | 2026-04-18 |
| KAL648 | Korean Air | 5 | 2026-05-12 |
| KAL472 | Korean Air | 5 | 2026-04-22 |
| KAL696 | Korean Air | 4 | 2026-05-02 |
| KAL471 | Korean Air | 4 | 2026-05-11 |
| KAL921 | Korean Air | 3 | 2026-05-13 |
| KAL913 | Korean Air | 3 | 2026-04-17 |
| KAL479 | Korean Air | 3 | 2026-04-30 |
| KAL467 | Korean Air | 3 | 2026-05-04 |
| KAL956 | Korean Air | 2 | 2026-05-07 |
| KAL955 | Korean Air | 2 | 2026-05-06 |
| KAL695 | Korean Air | 2 | 2026-05-02 |
| KAL677 | Korean Air | 2 | 2026-05-12 |
| KAL498 | Korean Air | 2 | 2026-05-08 |
| KAL468 | Korean Air | 2 | 2026-04-15 |
| KAL432 | Korean Air | 2 | 2026-05-07 |
| KAL408 | Korean Air | 2 | 2026-05-09 |
| KAL407 | Korean Air | 2 | 2026-05-09 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-27 | KAL194P | PUS → ICN | May 27, 05:04 UTC | May 27, 05:40 UTC | 35m |
| 2026-05-14 | KAL193F | GMP → ICN | May 14, 23:50 UTC | May 15, 00:15 UTC | 25m |
| 2026-05-14 | KAL922 | LIS → ICN | May 14, 10:00 UTC | May 14, 10:25 UTC | 25m |
| 2026-05-13 | KAL922 | LIS → ICN | May 13, 21:40 UTC | May 14, 02:50 UTC | 5h 10m |
| 2026-05-13 | KAL921 | ICN → LIS | May 13, 09:45 UTC | May 13, 19:20 UTC | 9h 35m |
| 2026-05-13 | KAL921 | ICN → LIS | May 13, 04:30 UTC | May 13, 04:40 UTC | 10m |
| 2026-05-12 | KAL677 | ICN → HKT | May 12, 09:40 UTC | May 12, 22:20 UTC | 12h 40m |
| 2026-05-12 | KAL648 | SIN → ICN | May 12, 02:55 UTC | May 12, 05:55 UTC | 3h 0m |
| 2026-05-11 | KAL647 | ICN → SIN | May 11, 15:00 UTC | May 11, 17:45 UTC | 2h 45m |
| 2026-05-11 | KAL471 | ICN → SGN | May 11, 00:30 UTC | May 11, 12:00 UTC | 11h 30m |
| 2026-05-09 | KAL408 | BNE → ICN | May 9, 23:09 UTC | May 10, 08:30 UTC | 9h 20m |
| 2026-05-09 | KAL407 | ICN → BNE | May 9, 11:30 UTC | May 9, 20:15 UTC | 8h 45m |
| 2026-05-09 | KAL868 | CAN → ICN | May 9, 00:20 UTC | May 9, 09:00 UTC | 8h 40m |
| 2026-05-08 | KAL498 | DEL → ICN | May 8, 19:30 UTC | May 8, 19:45 UTC | 15m |
| 2026-05-08 | KAL498 | DEL → ICN | May 8, 13:40 UTC | May 8, 15:45 UTC | 2h 5m |
| 2026-05-08 | KAL497 | ICN → DEL | May 8, 03:30 UTC | May 8, 11:19 UTC | 7h 50m |
| 2026-05-07 | KAL432 | DPS → ICN | May 7, 07:40 UTC | May 7, 22:25 UTC | 14h 46m |
| 2026-05-07 | KAL956 | IST → ICN | May 7, 03:40 UTC | May 7, 03:50 UTC | 10m |
| 2026-05-06 | KAL956 | IST → ICN | May 6, 19:25 UTC | May 7, 02:45 UTC | 7h 20m |
| 2026-05-06 | KAL955 | ICN → IST | May 6, 06:30 UTC | May 6, 15:20 UTC | 8h 50m |
| 2026-05-06 | KAL955 | ICN → IST | May 6, 05:15 UTC | May 6, 05:25 UTC | 10m |
| 2026-05-04 | KAL467 | ICN → CNX | May 4, 11:35 UTC | May 4, 22:05 UTC | 10h 31m |
| 2026-05-03 | KAL032 | DFW → ICN | May 3, 17:20 UTC | May 4, 08:00 UTC | 14h 40m |
| 2026-05-03 | KAL031 | ICN → DFW | May 3, 01:15 UTC | May 3, 13:20 UTC | 12h 4m |
| 2026-05-02 | KAL696 | KTM → ICN | May 2, 19:45 UTC | May 2, 20:00 UTC | 15m |
| 2026-05-02 | KAL696 | KTM → ICN | May 2, 14:45 UTC | May 2, 15:50 UTC | 1h 5m |
| 2026-05-02 | KAL695 | ICN → KTM | May 2, 06:15 UTC | May 2, 12:50 UTC | 6h 35m |
| 2026-05-02 | KAL706 | NRT → ICN | May 2, 00:40 UTC | May 2, 02:40 UTC | 2h 0m |
| 2026-05-01 | KAL705 | ICN → NRT | May 1, 10:00 UTC | May 1, 12:00 UTC | 2h 0m |
| 2026-04-30 | KAL479 | ICN → SGN | Apr 30, 11:20 UTC | May 1, 05:25 UTC | 18h 5m |
| 2026-04-29 | KAL408 | BNE → ICN | Apr 29, 23:10 UTC | Apr 30, 08:25 UTC | 9h 15m |
| 2026-04-29 | KAL407 | ICN → BNE | Apr 29, 11:35 UTC | Apr 29, 20:20 UTC | 8h 45m |
| 2026-04-29 | KAL166 | WUH → ICN | Apr 29, 00:25 UTC | Apr 29, 06:39 UTC | 6h 15m |
| 2026-04-28 | KAL696 | KTM → ICN | Apr 28, 22:15 UTC | Apr 28, 22:30 UTC | 15m |
| 2026-04-28 | KAL696 | KTM → ICN | Apr 28, 17:05 UTC | Apr 28, 18:15 UTC | 1h 10m |
| 2026-04-28 | KAL695 | ICN → KTM | Apr 28, 06:20 UTC | Apr 28, 12:35 UTC | 6h 15m |
| 2026-04-27 | KAL677 | ICN → HKT | Apr 27, 09:30 UTC | Apr 27, 22:25 UTC | 12h 55m |
| 2026-04-26 | KAL479 | ICN → SGN | Apr 26, 11:15 UTC | Apr 27, 05:10 UTC | 17h 55m |
| 2026-04-23 | KAL432 | DPS → ICN | Apr 23, 07:30 UTC | Apr 23, 22:25 UTC | 14h 54m |
| 2026-04-23 | KAL648 | SIN → ICN | Apr 23, 02:55 UTC | Apr 23, 05:30 UTC | 2h 35m |
| 2026-04-22 | KAL647 | ICN → SIN | Apr 22, 20:15 UTC | Apr 22, 20:40 UTC | 25m |
| 2026-04-22 | KAL647 | ICN → SIN | Apr 22, 14:55 UTC | Apr 22, 17:50 UTC | 2h 55m |
| 2026-04-22 | KAL472 | SGN → ICN | Apr 22, 09:05 UTC | Apr 22, 11:40 UTC | 2h 35m |
| 2026-04-22 | KAL471 | ICN → SGN | Apr 22, 00:35 UTC | Apr 22, 03:20 UTC | 2h 45m |
| 2026-04-20 | KAL412 | AKL → ICN | Apr 20, 23:25 UTC | Apr 21, 11:05 UTC | 11h 40m |
| 2026-04-20 | KAL411 | ICN → AKL | Apr 20, 09:20 UTC | Apr 20, 19:50 UTC | 10h 30m |
| 2026-04-20 | KAL648 | SIN → ICN | Apr 20, 02:40 UTC | Apr 20, 05:35 UTC | 2h 55m |
| 2026-04-19 | KAL647 | ICN → SIN | Apr 19, 20:20 UTC | Apr 19, 20:35 UTC | 15m |
| 2026-04-19 | KAL647 | ICN → SIN | Apr 19, 14:55 UTC | Apr 19, 17:30 UTC | 2h 35m |
| 2026-04-19 | KAL480 | SGN → ICN | Apr 19, 02:40 UTC | Apr 19, 05:10 UTC | 2h 30m |
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 HL8083 page for operator, model, and routing details .