sensors Mode-S transponder
71BA02
ICAO 24-bit transponder address · allocated to Korea, South
Currently assigned to HL7202 · BOEING 777-300ER
- Hex
- 71BA02
- Octal
- 34335002
- Decimal
- 7,453,186
- Country
- KR
- Tail
- HL7202
- Type
- B77W
- Flights observed
- 96
- Distinct callsigns
- 20
- Country
- KR
- Last broadcast
- 5h ago
Last known position
Country allocation
The ICAO 24-bit address 71BA02 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 |
|---|---|---|---|
| KAL094 | Korean Air | 12 | 2026-05-16 |
| KAL093 | Korean Air | 10 | 2026-05-16 |
| KAL035 | Korean Air | 10 | 2026-05-12 |
| KAL036 | Korean Air | 9 | 2026-05-12 |
| KAL006 | - | 9 | 2026-05-29 |
| KAL902 | Korean Air | 8 | 2026-05-26 |
| KAL005 | - | 7 | 2026-05-28 |
| KAL901 | Korean Air | 4 | 2026-05-25 |
| KAL034 | Korean Air | 4 | 2026-05-18 |
| KAL033 | Korean Air | 4 | 2026-05-18 |
| KAL085 | Korean Air | 3 | 2026-05-03 |
| KAL908 | Korean Air | 2 | 2026-05-28 |
| KAL907 | Korean Air | 2 | 2026-05-27 |
| KAL646 | Korean Air | 2 | 2026-05-19 |
| KAL645 | Korean Air | 2 | 2026-05-19 |
| KAL602 | Korean Air | 2 | 2026-05-15 |
| KAL2001 | Korean Air | 2 | 2026-05-21 |
| KAL086 | Korean Air | 2 | 2026-05-04 |
| KAL475 | Korean Air | 1 | 2026-05-07 |
| KAL2002 | Korean Air | 1 | 2026-05-21 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | KAL006 | LAS → ICN | May 29, 07:10 UTC | May 29, 19:45 UTC | 12h 35m |
| 2026-05-28 | KAL005 | ICN → LAS | May 28, 12:20 UTC | May 28, 23:00 UTC | 10h 40m |
| 2026-05-28 | KAL908 | LHR → ICN | May 28, 06:05 UTC | May 28, 06:30 UTC | 25m |
| 2026-05-27 | KAL908 | LHR → ICN | May 27, 19:00 UTC | May 28, 05:20 UTC | 10h 20m |
| 2026-05-27 | KAL907 | ICN → LHR | May 27, 03:45 UTC | May 27, 16:30 UTC | 12h 46m |
| 2026-05-27 | KAL907 | ICN → LHR | May 27, 02:29 UTC | May 27, 02:44 UTC | 15m |
| 2026-05-26 | KAL902 | CDG → ICN | May 26, 06:29 UTC | May 26, 06:54 UTC | 25m |
| 2026-05-25 | KAL902 | CDG → ICN | May 25, 19:10 UTC | May 26, 05:45 UTC | 10h 35m |
| 2026-05-25 | KAL901 | ICN → CDG | May 25, 02:40 UTC | May 25, 15:55 UTC | 13h 15m |
| 2026-05-24 | KAL902 | CDG → ICN | May 24, 06:05 UTC | May 24, 06:25 UTC | 20m |
| 2026-05-23 | KAL902 | CDG → ICN | May 23, 18:55 UTC | May 23, 23:05 UTC | 4h 10m |
| 2026-05-23 | KAL901 | ICN → CDG | May 23, 02:55 UTC | May 23, 16:10 UTC | 13h 15m |
| 2026-05-22 | KAL006 | LAS → ICN | May 22, 07:00 UTC | May 22, 19:50 UTC | 12h 50m |
| 2026-05-21 | KAL005 | ICN → LAS | May 21, 12:15 UTC | May 21, 22:30 UTC | 10h 15m |
| 2026-05-21 | KAL2002 | HKG → ICN | May 21, 04:35 UTC | May 21, 07:30 UTC | 2h 55m |
| 2026-05-21 | KAL2001 | ICN → HKG | May 21, 02:25 UTC | May 21, 02:40 UTC | 15m |
| 2026-05-20 | KAL2001 | ICN → HKG | May 20, 23:35 UTC | May 21, 01:50 UTC | 2h 15m |
| 2026-05-19 | KAL646 | SIN → ICN | May 19, 21:00 UTC | May 19, 23:50 UTC | 2h 50m |
| 2026-05-19 | KAL645 | PUS → CBO | May 19, 10:20 UTC | May 19, 13:00 UTC | 2h 40m |
| 2026-05-18 | KAL034 | ATL → ICN | May 18, 16:15 UTC | May 19, 07:40 UTC | 15h 24m |
| 2026-05-18 | KAL033 | ICN → ATL | May 18, 00:05 UTC | May 18, 13:30 UTC | 13h 25m |
| 2026-05-16 | KAL094 | IAD → ICN | May 16, 17:55 UTC | May 17, 08:50 UTC | 14h 55m |
| 2026-05-16 | KAL093 | ICN → IAD | May 16, 02:05 UTC | May 16, 15:20 UTC | 13h 16m |
| 2026-05-15 | KAL602 | CEB → ICN | May 15, 11:25 UTC | May 15, 21:10 UTC | 9h 44m |
| 2026-05-14 | KAL034 | ATL → ICN | May 14, 15:50 UTC | May 15, 05:40 UTC | 13h 50m |
| 2026-05-14 | KAL033 | ICN → ATL | May 14, 00:05 UTC | May 14, 13:10 UTC | 13h 5m |
| 2026-05-12 | KAL036 | ATL → ICN | May 12, 17:40 UTC | May 13, 08:25 UTC | 14h 45m |
| 2026-05-12 | KAL035 | ICN → ATL | May 12, 02:45 UTC | May 12, 15:01 UTC | 12h 15m |
| 2026-05-10 | KAL094 | IAD → ICN | May 10, 17:30 UTC | May 11, 08:00 UTC | 14h 31m |
| 2026-05-10 | KAL093 | ICN → IAD | May 10, 01:45 UTC | May 10, 14:25 UTC | 12h 40m |
| 2026-05-09 | KAL006 | - | May 9, 07:00 UTC | May 9, 19:40 UTC | 12h 40m |
| 2026-05-08 | KAL005 | - | May 8, 12:25 UTC | May 8, 22:40 UTC | 10h 15m |
| 2026-05-07 | KAL475 | ICN → SGN | May 7, 10:25 UTC | May 7, 22:20 UTC | 11h 55m |
| 2026-05-05 | KAL094 | IAD → ICN | May 5, 17:55 UTC | May 6, 09:05 UTC | 15h 10m |
| 2026-05-05 | KAL093 | ICN → IAD | May 5, 01:55 UTC | May 5, 14:40 UTC | 12h 45m |
| 2026-05-04 | KAL086 | JFK → ICN | May 4, 05:10 UTC | May 4, 20:30 UTC | 15h 21m |
| 2026-05-03 | KAL085 | ICN → JFK | May 3, 12:35 UTC | May 4, 00:40 UTC | 12h 5m |
| 2026-05-03 | KAL085 | ICN → JFK | May 3, 11:25 UTC | May 3, 11:45 UTC | 20m |
| 2026-05-02 | KAL034 | ATL → ICN | May 2, 15:50 UTC | May 3, 07:10 UTC | 15h 19m |
| 2026-05-02 | KAL033 | ICN → ATL | May 2, 00:05 UTC | May 2, 13:10 UTC | 13h 5m |
| 2026-05-01 | KAL902 | CDG → ICN | May 1, 06:20 UTC | May 1, 06:35 UTC | 15m |
| 2026-04-30 | KAL902 | CDG → ICN | Apr 30, 19:05 UTC | May 1, 05:35 UTC | 10h 30m |
| 2026-04-30 | KAL901 | ICN → CDG | Apr 30, 04:00 UTC | Apr 30, 16:10 UTC | 12h 10m |
| 2026-04-29 | KAL646 | SIN → ICN | Apr 29, 20:50 UTC | Apr 29, 23:25 UTC | 2h 34m |
| 2026-04-29 | KAL645 | PUS → CBO | Apr 29, 10:10 UTC | Apr 29, 16:05 UTC | 5h 55m |
| 2026-04-29 | KAL902 | CDG → ICN | Apr 29, 06:45 UTC | Apr 29, 06:59 UTC | 15m |
| 2026-04-28 | KAL902 | CDG → ICN | Apr 28, 19:20 UTC | Apr 29, 05:55 UTC | 10h 35m |
| 2026-04-28 | KAL901 | ICN → CDG | Apr 28, 04:10 UTC | Apr 28, 16:30 UTC | 12h 20m |
| 2026-04-27 | KAL602 | CEB → ICN | Apr 27, 12:10 UTC | Apr 27, 21:40 UTC | 9h 30m |
| 2026-04-26 | KAL036 | ATL → ICN | Apr 26, 17:50 UTC | Apr 27, 09:05 UTC | 15h 15m |
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 HL7202 page for operator, model, and routing details .