sensors Mode-S transponder
04024A
ICAO 24-bit transponder address · allocated to Ethiopia
Currently assigned to ET-BBG · BOEING 777-300ER
- Hex
- 04024A
- Octal
- 01001112
- Decimal
- 262,730
- Country
- ET
- Tail
- ET-BBG
- Type
- B77W
- Flights observed
- 115
- Distinct callsigns
- 16
- Country
- ET
- Last broadcast
- 1h ago
Last known position
Country allocation
The ICAO 24-bit address 04024A 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 |
|---|---|---|---|
| ETH637 | - | 26 | 2026-07-13 |
| ETH610 | - | 13 | 2026-07-10 |
| ETH640 | - | 12 | 2026-07-11 |
| ETH602 | - | 12 | 2026-07-11 |
| ETH611 | - | 11 | 2026-07-09 |
| ETH636 | - | 10 | 2026-07-13 |
| ETH318 | - | 6 | 2026-07-05 |
| ETH607 | Ethiopian Airlines | 5 | 2026-06-08 |
| ETH606 | Ethiopian Airlines | 5 | 2026-06-07 |
| ETH603 | - | 5 | 2026-07-14 |
| ETH641 | - | 3 | 2026-07-11 |
| ETH617 | Ethiopian Airlines | 2 | 2026-05-16 |
| ETH600 | - | 2 | 2026-07-04 |
| ETH909 | Ethiopian Airlines | 1 | 2026-06-06 |
| ETH616 | Ethiopian Airlines | 1 | 2026-05-15 |
| ETH601 | - | 1 | 2026-07-05 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-14 | ETH603 | - | Jul 14, 13:50 UTC | Jul 14, 14:25 UTC | 35m |
| 2026-07-13 | ETH637 | - | Jul 13, 19:35 UTC | Jul 14, 11:40 UTC | 16h 5m |
| 2026-07-13 | ETH637 | - | Jul 13, 04:35 UTC | Jul 13, 22:50 UTC | 18h 15m |
| 2026-07-13 | ETH637 | - | Jul 13, 03:25 UTC | Jul 13, 22:50 UTC | 19h 25m |
| 2026-07-13 | ETH636 | - | Jul 13, 01:30 UTC | Jul 13, 22:50 UTC | 21h 20m |
| 2026-07-12 | ETH636 | - | Jul 12, 13:55 UTC | Jul 13, 05:15 UTC | 15h 20m |
| 2026-07-11 | ETH602 | - | Jul 11, 22:50 UTC | Jul 12, 12:01 UTC | 13h 10m |
| 2026-07-11 | ETH640 | - | Jul 11, 19:50 UTC | Jul 11, 20:35 UTC | 45m |
| 2026-07-11 | ETH641 | - | Jul 11, 06:01 UTC | Jul 11, 06:15 UTC | 15m |
| 2026-07-10 | ETH610 | - | Jul 10, 14:10 UTC | Jul 11, 03:15 UTC | 13h 5m |
| 2026-07-09 | ETH611 | - | Jul 9, 23:10 UTC | Jul 10, 12:05 UTC | 12h 55m |
| 2026-07-09 | ETH640 | - | Jul 9, 05:40 UTC | Jul 9, 20:45 UTC | 15h 5m |
| 2026-07-08 | ETH610 | - | Jul 8, 13:50 UTC | Jul 9, 02:55 UTC | 13h 5m |
| 2026-07-08 | ETH602 | - | Jul 8, 11:25 UTC | Jul 8, 11:55 UTC | 30m |
| 2026-07-07 | ETH603 | DXB → DXB | Jul 7, 13:50 UTC | Jul 8, 11:55 UTC | 22h 5m |
| 2026-07-06 | ETH602 | - | Jul 6, 23:00 UTC | Jul 7, 11:40 UTC | 12h 40m |
| 2026-07-06 | ETH640 | - | Jul 6, 06:45 UTC | Jul 6, 20:35 UTC | 13h 50m |
| 2026-07-06 | ETH610 | - | Jul 6, 02:10 UTC | Jul 6, 03:10 UTC | 1h 0m |
| 2026-07-05 | ETH318 | - | Jul 5, 09:35 UTC | Jul 5, 09:50 UTC | 15m |
| 2026-07-05 | ETH601 | - | Jul 5, 01:15 UTC | Jul 5, 01:35 UTC | 20m |
| 2026-07-04 | ETH600 | - | Jul 4, 22:15 UTC | Jul 4, 22:50 UTC | 35m |
| 2026-07-03 | ETH318 | - | Jul 3, 09:40 UTC | Jul 3, 09:50 UTC | 10m |
| 2026-07-01 | ETH637 | - | Jul 1, 04:35 UTC | Jul 1, 22:50 UTC | 18h 15m |
| 2026-07-01 | ETH637 | - | Jul 1, 03:40 UTC | Jul 1, 22:50 UTC | 19h 10m |
| 2026-07-01 | ETH636 | - | Jul 1, 01:50 UTC | Jul 1, 22:50 UTC | 21h 0m |
| 2026-06-30 | ETH636 | - | Jun 30, 13:40 UTC | Jul 1, 05:25 UTC | 15h 45m |
| 2026-06-29 | ETH611 | - | Jun 29, 22:49 UTC | Jun 30, 11:40 UTC | 12h 51m |
| 2026-06-29 | ETH640 | - | Jun 29, 06:14 UTC | Jun 29, 20:15 UTC | 14h 0m |
| 2026-06-28 | ETH610 | - | Jun 28, 13:40 UTC | Jun 29, 03:05 UTC | 13h 25m |
| 2026-06-28 | ETH602 | ADD → DXB | Jun 28, 11:04 UTC | Jun 28, 11:39 UTC | 35m |
| 2026-06-26 | ETH611 | - | Jun 26, 22:44 UTC | Jun 26, 23:15 UTC | 30m |
| 2026-06-26 | ETH640 | - | Jun 26, 06:35 UTC | Jun 26, 20:20 UTC | 13h 45m |
| 2026-06-26 | ETH610 | - | Jun 26, 02:00 UTC | Jun 26, 02:54 UTC | 55m |
| 2026-06-25 | ETH318 | - | Jun 25, 09:34 UTC | Jun 25, 09:50 UTC | 15m |
| 2026-06-24 | ETH637 | - | Jun 24, 04:34 UTC | Jun 24, 22:39 UTC | 18h 5m |
| 2026-06-24 | ETH637 | - | Jun 24, 03:40 UTC | Jun 24, 22:39 UTC | 19h 0m |
| 2026-06-24 | ETH636 | - | Jun 24, 01:49 UTC | Jun 24, 22:39 UTC | 20h 50m |
| 2026-06-23 | ETH636 | - | Jun 23, 13:29 UTC | Jun 24, 04:59 UTC | 15h 30m |
| 2026-06-22 | ETH637 | - | Jun 22, 19:40 UTC | Jun 23, 11:19 UTC | 15h 40m |
| 2026-06-22 | ETH637 | - | Jun 22, 04:34 UTC | Jun 22, 22:44 UTC | 18h 10m |
| 2026-06-22 | ETH637 | - | Jun 22, 02:34 UTC | Jun 22, 22:44 UTC | 20h 10m |
| 2026-06-22 | ETH637 | - | Jun 22, 01:55 UTC | Jun 22, 22:44 UTC | 20h 50m |
| 2026-06-21 | ETH318 | - | Jun 21, 09:44 UTC | Jun 21, 09:55 UTC | 10m |
| 2026-06-20 | ETH611 | BOM → ADD | Jun 20, 22:59 UTC | Jun 20, 23:29 UTC | 30m |
| 2026-06-20 | ETH640 | ADD → BOM | Jun 20, 05:54 UTC | Jun 20, 20:25 UTC | 14h 30m |
| 2026-06-19 | ETH610 | ADD → BOM | Jun 19, 13:34 UTC | Jun 20, 02:40 UTC | 13h 5m |
| 2026-06-19 | ETH602 | ADD → DXB | Jun 19, 00:59 UTC | Jun 19, 11:30 UTC | 10h 30m |
| 2026-06-18 | ETH600 | - | Jun 18, 22:20 UTC | Jun 18, 22:45 UTC | 25m |
| 2026-06-17 | ETH637 | - | Jun 17, 22:35 UTC | Jun 18, 22:30 UTC | 23h 55m |
| 2026-06-17 | ETH637 | - | Jun 17, 04:35 UTC | Jun 17, 22:55 UTC | 18h 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-BBG page for operator, model, and routing details .