sensors Mode-S transponder
06A19E
ICAO 24-bit transponder address · allocated to Qatar
Currently assigned to A7-BEC · BOEING 777-300ER
- Hex
- 06A19E
- Octal
- 01520636
- Decimal
- 434,590
- Country
- QA
- Tail
- A7-BEC
- Type
- B77W
- Flights observed
- 94
- Distinct callsigns
- 20
- Country
- QA
- Last broadcast
- 14h ago
Current position
Country allocation
The ICAO 24-bit address 06A19E falls within the block assigned to Qatar (QA) by ICAO Annex 10, Volume III. Every aircraft registered in Qatar 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 |
|---|---|---|---|
| QTR928 | Qatar Airways | 15 | 2026-05-19 |
| QTR929 | Qatar Airways | 6 | 2026-05-20 |
| QTR69N | Qatar Airways | 6 | 2026-05-29 |
| QTR61L | - | 6 | 2026-05-18 |
| QTR6T | Qatar Airways | 5 | 2026-05-28 |
| QTR42Y | Qatar Airways | 5 | 2026-05-18 |
| QTR935 | Qatar Airways | 4 | 2026-05-23 |
| QTR934 | Qatar Airways | 4 | 2026-05-22 |
| QTR62J | Qatar Airways | 4 | 2026-05-28 |
| QTR932 | Qatar Airways | 3 | 2026-04-18 |
| QTR60L | - | 3 | 2026-05-06 |
| QR929 | - | 3 | 2026-04-14 |
| QTR933 | Qatar Airways | 2 | 2026-04-18 |
| QTR841 | Qatar Airways | 2 | 2026-05-03 |
| QTR3R | Qatar Airways | 2 | 2026-05-28 |
| QTR1182 | - | 2 | 2026-04-15 |
| QTR1170 | Qatar Airways | 2 | 2026-04-21 |
| QTR1157 | Qatar Airways | 2 | 2026-04-20 |
| QTR892 | Qatar Airways | 1 | 2026-05-08 |
| QTR875 | Qatar Airways | 1 | 2026-04-27 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | QTR69N | LOS → DOH | May 29, 08:50 UTC | May 29, 15:05 UTC | 6h 15m |
| 2026-05-28 | QTR6T | DOH → MAN | May 28, 22:50 UTC | May 29, 05:50 UTC | 7h 0m |
| 2026-05-28 | QTR3R | DOH → BHX | May 28, 07:25 UTC | May 28, 10:25 UTC | 3h 0m |
| 2026-05-28 | QTR62J | MAN → DOH | May 28, 02:45 UTC | May 28, 05:30 UTC | 2h 45m |
| 2026-05-27 | QTR62J | MAN → DOH | May 27, 06:04 UTC | May 28, 05:30 UTC | 23h 25m |
| 2026-05-26 | QTR69N | LOS → DOH | May 26, 08:39 UTC | May 26, 15:09 UTC | 6h 30m |
| 2026-05-26 | QTR6T | DOH → MAN | May 26, 02:35 UTC | May 26, 05:54 UTC | 3h 20m |
| 2026-05-25 | QTR6T | DOH → MAN | May 25, 10:40 UTC | May 26, 05:54 UTC | 19h 14m |
| 2026-05-25 | QTR6T | DOH → MAN | May 25, 08:30 UTC | May 26, 05:54 UTC | 21h 24m |
| 2026-05-25 | QTR62J | MAN → DOH | May 25, 02:45 UTC | May 25, 06:05 UTC | 3h 20m |
| 2026-05-24 | QTR20K | DOH → STN | May 24, 20:25 UTC | May 24, 20:45 UTC | 20m |
| 2026-05-23 | QTR22Y | DOH → LHR | May 23, 20:25 UTC | May 23, 23:25 UTC | 3h 0m |
| 2026-05-23 | QTR55J | DOH → LHR | May 23, 17:40 UTC | May 23, 18:00 UTC | 20m |
| 2026-05-23 | QTR935 | MNL → DOH | May 23, 02:15 UTC | May 23, 10:40 UTC | 8h 24m |
| 2026-05-22 | QTR934 | DOH → MNL | May 22, 17:50 UTC | May 23, 00:05 UTC | 6h 15m |
| 2026-05-22 | QTR22L | - | May 22, 00:20 UTC | May 22, 03:00 UTC | 2h 40m |
| 2026-05-20 | QTR929 | MNL → DOH | May 20, 19:35 UTC | May 21, 17:05 UTC | 21h 30m |
| 2026-05-20 | QTR929 | MNL → DOH | May 20, 18:35 UTC | May 21, 17:05 UTC | 22h 30m |
| 2026-05-20 | QTR929 | MNL → DOH | May 20, 16:30 UTC | May 20, 23:05 UTC | 6h 35m |
| 2026-05-19 | QTR928 | DOH → MNL | May 19, 19:35 UTC | May 20, 14:40 UTC | 19h 6m |
| 2026-05-19 | QTR928 | DOH → MNL | May 19, 18:35 UTC | May 20, 14:40 UTC | 20h 6m |
| 2026-05-19 | QTR928 | DOH → MNL | May 19, 16:30 UTC | May 20, 14:40 UTC | 22h 11m |
| 2026-05-19 | QTR928 | DOH → MNL | May 19, 06:10 UTC | May 19, 06:35 UTC | 25m |
| 2026-05-18 | QTR61L | - | May 18, 18:05 UTC | May 18, 18:40 UTC | 34m |
| 2026-05-18 | QTR42Y | DOH → OSL | May 18, 03:05 UTC | May 18, 03:45 UTC | 40m |
| 2026-05-16 | QTR643 | SIN → DOH | May 16, 22:50 UTC | May 17, 01:50 UTC | 3h 0m |
| 2026-05-16 | QTR935 | MNL → DOH | May 16, 02:05 UTC | May 16, 20:15 UTC | 18h 11m |
| 2026-05-15 | QTR934 | DOH → MNL | May 15, 17:25 UTC | May 15, 20:25 UTC | 3h 0m |
| 2026-05-14 | QTR935 | MNL → DOH | May 14, 02:10 UTC | May 14, 08:50 UTC | 6h 40m |
| 2026-05-13 | QTR934 | DOH → MNL | May 13, 15:50 UTC | May 13, 23:45 UTC | 7h 55m |
| 2026-05-11 | QTR69N | LOS → DOH | May 11, 08:50 UTC | May 11, 13:15 UTC | 4h 25m |
| 2026-05-11 | QTR6T | DOH → MAN | May 11, 01:25 UTC | May 11, 05:35 UTC | 4h 10m |
| 2026-05-09 | QTR929 | MNL → DOH | May 9, 16:15 UTC | May 9, 22:55 UTC | 6h 40m |
| 2026-05-09 | QTR928 | DOH → MNL | May 9, 09:25 UTC | May 9, 14:05 UTC | 4h 40m |
| 2026-05-08 | QTR928 | DOH → MNL | May 8, 17:35 UTC | May 9, 14:05 UTC | 20h 30m |
| 2026-05-08 | QTR928 | DOH → MNL | May 8, 17:20 UTC | May 9, 14:05 UTC | 20h 45m |
| 2026-05-08 | QTR892 | DOH → PKX | May 8, 08:44 UTC | May 8, 08:59 UTC | 15m |
| 2026-05-07 | QTR69N | LOS → DOH | May 7, 08:40 UTC | May 7, 15:15 UTC | 6h 35m |
| 2026-05-06 | QTR60L | - | May 6, 15:50 UTC | May 7, 06:00 UTC | 14h 9m |
| 2026-05-06 | QTR42Y | DOH → OSL | May 6, 00:10 UTC | May 6, 03:45 UTC | 3h 35m |
| 2026-05-05 | QTR61L | - | May 5, 03:20 UTC | May 5, 19:35 UTC | 16h 15m |
| 2026-05-04 | QTR61L | - | May 4, 15:25 UTC | May 4, 15:45 UTC | 20m |
| 2026-05-03 | QTR42Y | DOH → OSL | May 3, 23:25 UTC | May 4, 03:09 UTC | 3h 45m |
| 2026-05-03 | QTR841 | HKT → DOH | May 3, 03:50 UTC | May 3, 21:00 UTC | 17h 10m |
| 2026-05-03 | QTR841 | HKT → DOH | May 3, 00:10 UTC | May 3, 21:00 UTC | 20h 49m |
| 2026-05-02 | QTR61L | - | May 2, 19:10 UTC | May 2, 19:25 UTC | 15m |
| 2026-05-02 | QTR61L | - | May 2, 15:10 UTC | May 2, 15:35 UTC | 25m |
| 2026-05-01 | QTR42Y | DOH → OSL | May 1, 23:30 UTC | May 2, 03:20 UTC | 3h 50m |
| 2026-05-01 | QTR69N | LOS → DOH | May 1, 08:50 UTC | May 1, 12:55 UTC | 4h 5m |
| 2026-04-30 | QTR60L | - | Apr 30, 22:35 UTC | May 1, 05:45 UTC | 7h 10m |
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 A7-BEC page for operator, model, and routing details .