sensors Mode-S transponder
78158A
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-207N · BOEING 787-9 Dreamliner
- Hex
- 78158A
- Octal
- 36012612
- Decimal
- 7,869,834
- Country
- CN
- Tail
- B-207N
- Type
- B789
- Flights observed
- 186
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- Jul 26, 18:10 UTC
Current position
Country allocation
The ICAO 24-bit address 78158A 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 |
|---|---|---|---|
| DKH1607 | Juneyao Airlines | 17 | 2026-07-26 |
| DKH1662 | - | 14 | 2026-07-10 |
| DKH1661 | - | 14 | 2026-07-09 |
| DKH1669 | - | 11 | 2026-06-19 |
| DKH1670 | - | 10 | 2026-06-19 |
| DKH1608 | Juneyao Airlines | 10 | 2026-07-26 |
| DKH1657 | - | 9 | 2026-07-14 |
| DKH1667 | - | 8 | 2026-07-17 |
| DKH1881 | - | 7 | 2026-06-25 |
| DKH1658 | - | 7 | 2026-07-15 |
| DKH1379 | Juneyao Airlines | 7 | 2026-07-23 |
| DKH1668 | Juneyao Airlines | 6 | 2026-07-17 |
| DKH1660 | - | 6 | 2026-07-19 |
| DKH1380 | Juneyao Airlines | 6 | 2026-07-20 |
| DKH1885 | - | 5 | 2026-06-25 |
| DKH1882 | - | 5 | 2026-06-22 |
| DKH1659 | - | 5 | 2026-07-18 |
| DKH1602 | Juneyao Airlines | 4 | 2026-05-29 |
| DKH1883 | - | 3 | 2026-06-24 |
| DKH1789 | - | 3 | 2026-06-24 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-26 | DKH1608 | HEL → PVG | Jul 26, 13:55 UTC | Jul 26, 18:10 UTC | 4h 15m |
| 2026-07-26 | DKH1607 | PVG → HEL | Jul 26, 10:20 UTC | Jul 26, 10:30 UTC | 10m |
| 2026-07-26 | DKH1607 | PVG → HEL | Jul 26, 03:00 UTC | Jul 26, 09:30 UTC | 6h 31m |
| 2026-07-25 | DKH1607 | PVG → HEL | Jul 25, 13:35 UTC | Jul 26, 09:30 UTC | 19h 56m |
| 2026-07-25 | DKH1607 | PVG → HEL | Jul 25, 11:15 UTC | Jul 26, 09:30 UTC | 22h 16m |
| 2026-07-25 | DKH1356 | DPS → PVG | Jul 25, 05:50 UTC | Jul 26, 03:15 UTC | 21h 25m |
| 2026-07-25 | DKH1355 | PVG → DPS | Jul 25, 03:05 UTC | Jul 25, 13:50 UTC | 10h 45m |
| 2026-07-24 | DKH1355 | PVG → DPS | Jul 24, 14:35 UTC | Jul 25, 13:50 UTC | 23h 15m |
| 2026-07-24 | DKH1338 | KIX → PVG | Jul 24, 13:55 UTC | Jul 25, 11:45 UTC | 21h 50m |
| 2026-07-23 | DKH1337 | PVG → KIX | Jul 23, 22:05 UTC | Jul 24, 12:30 UTC | 14h 25m |
| 2026-07-23 | DKH1655 | NRT → MEL | Jul 23, 04:45 UTC | Jul 23, 19:35 UTC | 14h 50m |
| 2026-07-23 | DKH1379 | PVG → NRT | Jul 23, 01:30 UTC | Jul 23, 03:15 UTC | 1h 45m |
| 2026-07-21 | DKH1608 | HEL → PVG | Jul 21, 13:55 UTC | Jul 21, 18:15 UTC | 4h 20m |
| 2026-07-21 | DKH1607 | PVG → HEL | Jul 21, 03:10 UTC | Jul 21, 10:45 UTC | 7h 35m |
| 2026-07-20 | DKH1380 | NRT → PVG | Jul 20, 04:35 UTC | Jul 21, 03:30 UTC | 22h 55m |
| 2026-07-19 | DKH1660 | - | Jul 19, 10:35 UTC | Jul 20, 02:50 UTC | 16h 15m |
| 2026-07-18 | DKH1659 | - | Jul 18, 20:35 UTC | Jul 19, 06:00 UTC | 9h 25m |
| 2026-07-17 | DKH1668 | MXP → CGO | Jul 17, 22:35 UTC | Jul 18, 20:55 UTC | 22h 21m |
| 2026-07-17 | DKH1668 | MXP → CGO | Jul 17, 20:44 UTC | Jul 18, 00:15 UTC | 3h 30m |
| 2026-07-17 | DKH1667 | - | Jul 17, 11:04 UTC | Jul 17, 18:05 UTC | 7h 0m |
| 2026-07-15 | DKH1658 | - | Jul 15, 11:40 UTC | Jul 15, 13:55 UTC | 2h 15m |
| 2026-07-14 | DKH1657 | - | Jul 14, 22:25 UTC | Jul 15, 04:40 UTC | 6h 14m |
| 2026-07-13 | DKH1355 | - | Jul 13, 06:55 UTC | Jul 13, 17:40 UTC | 10h 45m |
| 2026-07-12 | DKH1658 | - | Jul 12, 17:20 UTC | Jul 13, 15:30 UTC | 22h 10m |
| 2026-07-12 | DKH1657 | - | Jul 12, 12:10 UTC | Jul 12, 15:10 UTC | 3h 0m |
| 2026-07-10 | DKH1662 | - | Jul 10, 11:10 UTC | Jul 10, 17:30 UTC | 6h 20m |
| 2026-07-09 | DKH1661 | - | Jul 9, 12:25 UTC | Jul 10, 05:25 UTC | 17h 0m |
| 2026-07-09 | DKH1661 | - | Jul 9, 09:20 UTC | Jul 10, 05:25 UTC | 20h 5m |
| 2026-07-08 | DKH1601 | - | Jul 8, 14:20 UTC | Jul 9, 07:45 UTC | 17h 25m |
| 2026-07-07 | DKH1656 | MEL → PVG | Jul 7, 22:35 UTC | Jul 8, 13:00 UTC | 14h 25m |
| 2026-07-07 | DKH1655 | KIX → MEL | Jul 7, 04:05 UTC | Jul 7, 19:35 UTC | 15h 30m |
| 2026-07-06 | DKH1608 | HEL → KIX | Jul 6, 14:00 UTC | Jul 7, 02:45 UTC | 12h 45m |
| 2026-07-06 | DKH1607 | - | Jul 6, 10:50 UTC | Jul 6, 10:55 UTC | 5m |
| 2026-07-05 | DKH1608 | - | Jul 5, 14:35 UTC | Jul 6, 09:40 UTC | 19h 5m |
| 2026-07-05 | DKH1608 | - | Jul 5, 14:00 UTC | Jul 6, 09:40 UTC | 19h 40m |
| 2026-07-05 | DKH1607 | - | Jul 5, 11:00 UTC | Jul 5, 11:05 UTC | 5m |
| 2026-07-05 | DKH1607 | - | Jul 5, 03:25 UTC | Jul 5, 10:10 UTC | 6h 45m |
| 2026-07-03 | DKH1668 | - | Jul 3, 21:25 UTC | Jul 4, 00:50 UTC | 3h 25m |
| 2026-07-03 | DKH1667 | - | Jul 3, 11:40 UTC | Jul 3, 18:40 UTC | 7h 0m |
| 2026-07-02 | DKH1667 | - | Jul 2, 18:35 UTC | Jul 3, 18:30 UTC | 23h 55m |
| 2026-07-02 | DKH1667 | - | Jul 2, 18:10 UTC | Jul 3, 16:30 UTC | 22h 20m |
| 2026-07-02 | DKH1608 | - | Jul 2, 14:35 UTC | Jul 3, 14:20 UTC | 23h 45m |
| 2026-07-01 | DKH1607 | - | Jul 1, 16:35 UTC | Jul 2, 11:15 UTC | 18h 40m |
| 2026-07-01 | DKH1607 | - | Jul 1, 16:05 UTC | Jul 2, 11:15 UTC | 19h 10m |
| 2026-07-01 | DKH1607 | - | Jul 1, 12:35 UTC | Jul 2, 11:15 UTC | 22h 40m |
| 2026-07-01 | DKH1662 | - | Jul 1, 10:35 UTC | Jul 2, 10:30 UTC | 23h 55m |
| 2026-06-30 | DKH1661 | - | Jun 30, 12:00 UTC | Jul 1, 05:45 UTC | 17h 45m |
| 2026-06-30 | DKH1661 | - | Jun 30, 08:55 UTC | Jul 1, 05:45 UTC | 20h 50m |
| 2026-06-29 | DKH1662 | - | Jun 29, 12:34 UTC | Jun 30, 06:50 UTC | 18h 16m |
| 2026-06-29 | DKH1662 | - | Jun 29, 10:34 UTC | Jun 30, 06:50 UTC | 20h 16m |
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-207N page for operator, model, and routing details .