sensors Mode-S transponder
040241
ICAO 24-bit transponder address · allocated to Ethiopia
Currently assigned to ET-BAX · AIRBUS A-350-1000
- Hex
- 040241
- Octal
- 01001101
- Decimal
- 262,721
- Country
- ET
- Tail
- ET-BAX
- Type
- A35K
- Flights observed
- 138
- Distinct callsigns
- 16
- Country
- ET
- Last broadcast
- 7h ago
Last known position
Country allocation
The ICAO 24-bit address 040241 falls within the block assigned to Ethiopia (ET) by ICAO Annex 10, Volume III. Every aircraft registered in Ethiopia 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 16 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| ETH500 | - | 48 | 2026-06-20 |
| ETH501 | Ethiopian Airlines | 31 | 2026-06-20 |
| ETH701 | - | 18 | 2026-07-13 |
| ETH700 | - | 14 | 2026-07-11 |
| ETH710 | - | 8 | 2026-07-12 |
| ETH809 | Ethiopian Airlines | 4 | 2026-04-23 |
| ETH604 | - | 3 | 2026-07-07 |
| ETH808 | Ethiopian Airlines | 2 | 2026-04-17 |
| ETH707 | Ethiopian Airlines | 2 | 2026-06-22 |
| ETH706 | - | 2 | 2026-06-21 |
| ETH934 | Ethiopian Airlines | 1 | 2026-05-27 |
| ETH814 | Ethiopian Airlines | 1 | 2026-06-03 |
| ETH735 | Ethiopian Airlines | 1 | 2026-05-04 |
| ETH734 | Ethiopian Airlines | 1 | 2026-05-03 |
| ETH605 | - | 1 | 2026-07-07 |
| ETH452 | - | 1 | 2026-07-08 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-13 | ETH701 | - | Jul 13, 21:40 UTC | Jul 14, 00:30 UTC | 2h 50m |
| 2026-07-13 | ETH701 | - | Jul 13, 20:35 UTC | Jul 13, 21:35 UTC | 1h 0m |
| 2026-07-12 | ETH710 | - | Jul 12, 21:45 UTC | Jul 13, 16:15 UTC | 18h 30m |
| 2026-07-11 | ETH700 | - | Jul 11, 15:20 UTC | Jul 12, 05:15 UTC | 13h 55m |
| 2026-07-10 | ETH701 | - | Jul 10, 20:30 UTC | Jul 11, 12:00 UTC | 15h 31m |
| 2026-07-09 | ETH700 | - | Jul 9, 13:45 UTC | Jul 10, 05:25 UTC | 15h 40m |
| 2026-07-08 | ETH452 | - | Jul 8, 22:40 UTC | Jul 8, 22:55 UTC | 15m |
| 2026-07-07 | ETH605 | - | Jul 7, 17:15 UTC | Jul 7, 23:40 UTC | 6h 25m |
| 2026-07-07 | ETH604 | - | Jul 7, 09:00 UTC | Jul 7, 09:20 UTC | 20m |
| 2026-07-04 | ETH701 | LHR → ADD | Jul 4, 20:25 UTC | Jul 5, 14:20 UTC | 17h 55m |
| 2026-07-03 | ETH700 | - | Jul 3, 14:00 UTC | Jul 4, 05:35 UTC | 15h 35m |
| 2026-07-02 | ETH701 | LHR → ADD | Jul 2, 20:40 UTC | Jul 3, 14:25 UTC | 17h 45m |
| 2026-07-02 | ETH700 | - | Jul 2, 03:10 UTC | Jul 2, 07:20 UTC | 4h 10m |
| 2026-06-30 | ETH701 | LHR → ADD | Jun 30, 20:35 UTC | Jul 1, 00:45 UTC | 4h 10m |
| 2026-06-29 | ETH701 | LHR → ADD | Jun 29, 21:05 UTC | Jun 30, 15:20 UTC | 18h 16m |
| 2026-06-28 | ETH710 | - | Jun 28, 20:29 UTC | Jun 29, 15:39 UTC | 19h 10m |
| 2026-06-28 | ETH700 | - | Jun 28, 01:55 UTC | Jun 28, 05:29 UTC | 3h 35m |
| 2026-06-26 | ETH604 | - | Jun 26, 07:45 UTC | Jun 26, 08:05 UTC | 20m |
| 2026-06-24 | ETH701 | LHR → ADD | Jun 24, 20:35 UTC | Jun 25, 00:24 UTC | 3h 50m |
| 2026-06-24 | ETH700 | - | Jun 24, 01:30 UTC | Jun 24, 05:34 UTC | 4h 5m |
| 2026-06-22 | ETH707 | FRA → ADD | Jun 22, 20:34 UTC | Jun 23, 00:00 UTC | 3h 25m |
| 2026-06-21 | ETH706 | - | Jun 21, 13:20 UTC | Jun 22, 04:00 UTC | 14h 40m |
| 2026-06-20 | ETH501 | IAD → ADD | Jun 20, 16:19 UTC | Jun 21, 11:30 UTC | 19h 10m |
| 2026-06-20 | ETH501 | IAD → ADD | Jun 20, 15:34 UTC | Jun 21, 11:30 UTC | 19h 55m |
| 2026-06-20 | ETH500 | - | Jun 20, 03:49 UTC | Jun 20, 12:59 UTC | 9h 10m |
| 2026-06-19 | ETH500 | - | Jun 19, 13:20 UTC | Jun 20, 02:04 UTC | 12h 45m |
| 2026-06-18 | ETH701 | LHR → ADD | Jun 18, 20:35 UTC | Jun 19, 11:30 UTC | 14h 54m |
| 2026-06-18 | ETH700 | - | Jun 18, 03:50 UTC | Jun 18, 07:25 UTC | 3h 35m |
| 2026-06-16 | ETH501 | IAD → ADD | Jun 16, 15:50 UTC | Jun 17, 01:35 UTC | 9h 46m |
| 2026-06-16 | ETH500 | - | Jun 16, 03:39 UTC | Jun 16, 12:45 UTC | 9h 5m |
| 2026-06-16 | ETH500 | - | Jun 16, 00:05 UTC | Jun 16, 02:09 UTC | 2h 5m |
| 2026-06-14 | ETH501 | IAD → ADD | Jun 14, 15:20 UTC | Jun 15, 00:10 UTC | 8h 49m |
| 2026-06-14 | ETH500 | - | Jun 14, 03:30 UTC | Jun 14, 12:25 UTC | 8h 55m |
| 2026-06-14 | ETH500 | - | Jun 14, 00:00 UTC | Jun 14, 01:55 UTC | 1h 55m |
| 2026-06-13 | ETH500 | DUB → IAD | Jun 13, 00:20 UTC | Jun 14, 00:15 UTC | 23h 54m |
| 2026-06-12 | ETH501 | IAD → ADD | Jun 12, 15:15 UTC | Jun 13, 00:20 UTC | 9h 5m |
| 2026-06-12 | ETH500 | DUB → IAD | Jun 12, 03:35 UTC | Jun 12, 12:30 UTC | 8h 55m |
| 2026-06-12 | ETH500 | DUB → IAD | Jun 12, 00:15 UTC | Jun 12, 02:10 UTC | 1h 56m |
| 2026-06-11 | ETH501 | IAD → ADD | Jun 11, 00:45 UTC | Jun 12, 00:15 UTC | 23h 30m |
| 2026-06-10 | ETH501 | IAD → ADD | Jun 10, 15:00 UTC | Jun 11, 00:55 UTC | 9h 55m |
| 2026-06-10 | ETH500 | DUB → IAD | Jun 10, 03:50 UTC | Jun 10, 12:50 UTC | 9h 0m |
| 2026-06-09 | ETH500 | DUB → IAD | Jun 9, 23:35 UTC | Jun 10, 02:05 UTC | 2h 30m |
| 2026-06-09 | ETH500 | DUB → IAD | Jun 9, 00:30 UTC | Jun 10, 00:15 UTC | 23h 45m |
| 2026-06-08 | ETH501 | IAD → ADD | Jun 8, 15:00 UTC | Jun 9, 00:30 UTC | 9h 30m |
| 2026-06-08 | ETH500 | DUB → IAD | Jun 8, 03:50 UTC | Jun 8, 12:30 UTC | 8h 40m |
| 2026-06-07 | ETH500 | DUB → IAD | Jun 7, 09:10 UTC | Jun 8, 01:55 UTC | 16h 45m |
| 2026-06-06 | ETH701 | LHR → ADD | Jun 6, 20:19 UTC | Jun 7, 15:30 UTC | 19h 10m |
| 2026-06-06 | ETH700 | ADD → LHR | Jun 6, 01:15 UTC | Jun 6, 05:35 UTC | 4h 20m |
| 2026-06-04 | ETH604 | ADD → PEK | Jun 4, 07:55 UTC | Jun 4, 08:10 UTC | 15m |
| 2026-06-03 | ETH814 | JRO → ADD | Jun 3, 09:10 UTC | Jun 3, 15:30 UTC | 6h 20m |
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 ET-BAX page for operator, model, and routing details .