sensors Mode-S transponder
4609E4
ICAO 24-bit transponder address · allocated to Finland
- Hex
- 4609E4
- Octal
- 21404744
- Decimal
- 4,590,052
- Country
- FI
- Flights observed
- 99
- Distinct callsigns
- 19
- Country
- FI
- Last broadcast
- 23h ago
Last known position
Country allocation
The ICAO 24-bit address 4609E4 falls within the block assigned to Finland (FI) by ICAO Annex 10, Volume III. Every aircraft registered in Finland 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 19 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| ABQ216 | - | 25 | 2026-07-16 |
| ABQ217 | - | 14 | 2026-07-16 |
| ABQ219 | Airblue | 9 | 2026-06-26 |
| ABQ231 | - | 8 | 2026-07-14 |
| ABQ212 | - | 8 | 2026-06-30 |
| ABQ213 | Airblue | 7 | 2026-06-19 |
| ABQ211 | - | 5 | 2026-07-11 |
| ABQ210 | - | 5 | 2026-07-12 |
| ABQ275 | - | 4 | 2026-06-30 |
| ABQ218 | Airblue | 3 | 2026-06-23 |
| ABQ287 | Airblue | 2 | 2026-04-15 |
| ABQ208 | Airblue | 2 | 2026-05-28 |
| ABQ811 | Airblue | 1 | 2026-05-25 |
| ABQ810 | Airblue | 1 | 2026-05-25 |
| ABQ279 | Airblue | 1 | 2026-07-17 |
| ABQ278 | Airblue | 1 | 2026-04-16 |
| ABQ215 | Airblue | 1 | 2026-05-03 |
| ABQ201 | Airblue | 1 | 2026-05-29 |
| ABQ200 | Airblue | 1 | 2026-05-21 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-17 | ABQ279 | DMM → ISB | Jul 17, 00:45 UTC | Jul 17, 03:39 UTC | 2h 55m |
| 2026-07-16 | ABQ217 | - | Jul 16, 14:55 UTC | Jul 16, 17:05 UTC | 2h 10m |
| 2026-07-16 | ABQ216 | - | Jul 16, 12:40 UTC | Jul 16, 13:10 UTC | 30m |
| 2026-07-16 | ABQ216 | - | Jul 16, 10:35 UTC | Jul 16, 10:45 UTC | 10m |
| 2026-07-14 | ABQ216 | - | Jul 14, 12:35 UTC | Jul 14, 12:45 UTC | 10m |
| 2026-07-14 | ABQ231 | - | Jul 14, 00:00 UTC | Jul 14, 10:30 UTC | 10h 30m |
| 2026-07-12 | ABQ210 | - | Jul 12, 11:45 UTC | Jul 12, 22:20 UTC | 10h 35m |
| 2026-07-12 | ABQ210 | - | Jul 12, 02:30 UTC | Jul 12, 22:20 UTC | 19h 50m |
| 2026-07-12 | ABQ210 | - | Jul 12, 00:25 UTC | Jul 12, 22:20 UTC | 21h 55m |
| 2026-07-11 | ABQ217 | - | Jul 11, 14:40 UTC | Jul 11, 17:00 UTC | 2h 20m |
| 2026-07-11 | ABQ211 | - | Jul 11, 01:55 UTC | Jul 11, 04:10 UTC | 2h 15m |
| 2026-07-10 | ABQ217 | - | Jul 10, 14:30 UTC | Jul 10, 16:45 UTC | 2h 15m |
| 2026-06-30 | ABQ275 | - | Jun 30, 16:35 UTC | Jun 30, 23:35 UTC | 7h 0m |
| 2026-06-30 | ABQ212 | - | Jun 30, 07:25 UTC | Jun 30, 09:45 UTC | 2h 20m |
| 2026-06-29 | ABQ217 | - | Jun 29, 14:54 UTC | Jun 29, 22:55 UTC | 8h 0m |
| 2026-06-28 | ABQ217 | - | Jun 28, 14:50 UTC | Jun 28, 17:04 UTC | 2h 15m |
| 2026-06-27 | ABQ231 | - | Jun 27, 23:50 UTC | Jun 28, 02:14 UTC | 2h 25m |
| 2026-06-26 | ABQ219 | DXB → ISB | Jun 26, 00:39 UTC | Jun 26, 13:30 UTC | 12h 50m |
| 2026-06-25 | ABQ216 | - | Jun 25, 10:30 UTC | Jun 25, 12:54 UTC | 2h 25m |
| 2026-06-24 | ABQ216 | - | Jun 24, 14:29 UTC | Jun 25, 12:54 UTC | 22h 25m |
| 2026-06-24 | ABQ219 | DXB → ISB | Jun 24, 00:30 UTC | Jun 24, 02:40 UTC | 2h 10m |
| 2026-06-23 | ABQ218 | ISB → DXB | Jun 23, 21:54 UTC | Jun 23, 22:10 UTC | 15m |
| 2026-06-23 | ABQ212 | - | Jun 23, 09:34 UTC | Jun 23, 09:40 UTC | 5m |
| 2026-06-22 | ABQ231 | - | Jun 22, 23:55 UTC | Jun 23, 07:25 UTC | 7h 30m |
| 2026-06-22 | ABQ211 | - | Jun 22, 00:40 UTC | Jun 22, 01:05 UTC | 25m |
| 2026-06-21 | ABQ216 | - | Jun 21, 03:05 UTC | Jun 21, 10:49 UTC | 7h 45m |
| 2026-06-21 | ABQ219 | DXB → ISB | Jun 21, 00:55 UTC | Jun 21, 01:19 UTC | 25m |
| 2026-06-19 | ABQ213 | SHJ → ISB | Jun 19, 11:24 UTC | Jun 19, 11:49 UTC | 25m |
| 2026-06-19 | ABQ219 | DXB → ISB | Jun 19, 00:45 UTC | Jun 19, 01:10 UTC | 25m |
| 2026-06-18 | ABQ216 | - | Jun 18, 07:55 UTC | Jun 18, 11:05 UTC | 3h 10m |
| 2026-06-18 | ABQ211 | DXB → ISB | Jun 18, 05:45 UTC | Jun 18, 06:10 UTC | 25m |
| 2026-06-16 | ABQ216 | - | Jun 16, 13:25 UTC | Jun 17, 10:35 UTC | 21h 11m |
| 2026-06-16 | ABQ213 | SHJ → ISB | Jun 16, 11:15 UTC | Jun 16, 11:40 UTC | 25m |
| 2026-06-15 | ABQ217 | DXB → ISB | Jun 15, 16:55 UTC | Jun 16, 07:20 UTC | 14h 25m |
| 2026-06-14 | ABQ275 | RUH → ISB | Jun 14, 22:00 UTC | Jun 15, 16:59 UTC | 18h 59m |
| 2026-06-14 | ABQ275 | RUH → ISB | Jun 14, 18:30 UTC | Jun 15, 16:59 UTC | 22h 29m |
| 2026-06-14 | ABQ275 | RUH → ISB | Jun 14, 13:30 UTC | Jun 15, 00:55 UTC | 11h 24m |
| 2026-06-13 | ABQ210 | ISB → DXB | Jun 13, 03:05 UTC | Jun 13, 09:05 UTC | 5h 59m |
| 2026-06-12 | ABQ212 | ISB → SHJ | Jun 12, 14:45 UTC | Jun 13, 09:05 UTC | 18h 19m |
| 2026-06-12 | ABQ218 | ISB → DXB | Jun 12, 05:40 UTC | Jun 13, 03:10 UTC | 21h 30m |
| 2026-06-12 | ABQ218 | ISB → DXB | Jun 12, 02:25 UTC | Jun 12, 14:50 UTC | 12h 25m |
| 2026-06-11 | ABQ216 | ISB → DXB | Jun 11, 10:30 UTC | Jun 12, 05:50 UTC | 19h 20m |
| 2026-06-10 | ABQ216 | ISB → DXB | Jun 10, 16:40 UTC | Jun 11, 10:40 UTC | 18h 0m |
| 2026-06-09 | ABQ217 | DXB → ISB | Jun 9, 20:10 UTC | Jun 10, 16:45 UTC | 20h 35m |
| 2026-06-09 | ABQ211 | DXB → ISB | Jun 9, 02:25 UTC | Jun 9, 20:10 UTC | 17h 45m |
| 2026-06-08 | ABQ211 | DXB → ISB | Jun 8, 03:05 UTC | Jun 9, 02:30 UTC | 23h 25m |
| 2026-06-07 | ABQ213 | SHJ → ISB | Jun 7, 13:00 UTC | Jun 8, 03:10 UTC | 14h 10m |
| 2026-06-07 | ABQ213 | SHJ → ISB | Jun 7, 03:15 UTC | Jun 7, 13:05 UTC | 9h 50m |
| 2026-06-06 | ABQ217 | DXB → ISB | Jun 6, 16:39 UTC | Jun 7, 13:05 UTC | 20h 25m |
| 2026-06-06 | ABQ216 | ISB → DXB | Jun 6, 10:30 UTC | Jun 7, 03:15 UTC | 16h 45m |
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.