sensors Mode-S transponder
AE1154
ICAO 24-bit transponder address
Currently assigned to 165994 · Raytheon T-6B Texan II
- Hex
- AE1154
- Octal
- 53410524
- Decimal
- 11,407,700
- Tail
- 165994
- Type
- TEX2
- Flights observed
- 47
- Distinct callsigns
- 14
- Country
- -
- Last broadcast
- 11h ago
Last known position
Callsign history 14 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| KATT10 | - | 11 | 2026-06-02 |
| KATT13 | - | 5 | 2026-05-28 |
| KATT81 | - | 4 | 2026-04-16 |
| KATT20 | - | 4 | 2026-05-29 |
| KATT17 | - | 4 | 2026-05-18 |
| KATT18 | - | 3 | 2026-06-01 |
| KATT16 | - | 3 | 2026-06-02 |
| KATT12 | - | 3 | 2026-05-26 |
| KATT86 | - | 2 | 2026-04-16 |
| KATT24 | - | 2 | 2026-05-19 |
| KATT22 | - | 2 | 2026-05-26 |
| KATT21 | - | 2 | 2026-04-13 |
| KATT939 | - | 1 | 2026-05-15 |
| KATT82 | - | 1 | 2026-04-13 |
Recent flights last 47
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-06-02 | KATT16 | - | Jun 2, 22:35 UTC | Jun 2, 23:00 UTC | 25m |
| 2026-06-02 | KATT16 | - | Jun 2, 21:35 UTC | Jun 2, 22:00 UTC | 25m |
| 2026-06-02 | KATT16 | - | Jun 2, 18:45 UTC | Jun 2, 20:15 UTC | 1h 30m |
| 2026-06-02 | KATT10 | - | Jun 2, 17:35 UTC | Jun 2, 17:50 UTC | 15m |
| 2026-06-02 | KATT10 | - | Jun 2, 16:35 UTC | Jun 2, 16:45 UTC | 10m |
| 2026-06-02 | KATT10 | - | Jun 2, 13:30 UTC | Jun 2, 13:50 UTC | 20m |
| 2026-06-01 | KATT18 | - | Jun 1, 18:25 UTC | Jun 1, 19:05 UTC | 40m |
| 2026-06-01 | KATT18 | - | Jun 1, 15:15 UTC | Jun 1, 15:25 UTC | 10m |
| 2026-06-01 | KATT18 | - | Jun 1, 14:30 UTC | Jun 1, 14:45 UTC | 15m |
| 2026-05-29 | KATT20 | - | May 29, 18:50 UTC | May 29, 19:25 UTC | 35m |
| 2026-05-29 | KATT20 | - | May 29, 16:45 UTC | May 29, 17:35 UTC | 50m |
| 2026-05-29 | KATT10 | - | May 29, 13:20 UTC | May 29, 14:50 UTC | 1h 30m |
| 2026-05-28 | KATT13 | - | May 28, 16:50 UTC | May 28, 17:50 UTC | 1h 0m |
| 2026-05-28 | KATT13 | - | May 28, 13:55 UTC | May 28, 14:50 UTC | 55m |
| 2026-05-26 | KATT22 | - | May 26, 22:09 UTC | May 26, 22:59 UTC | 50m |
| 2026-05-26 | KATT22 | - | May 26, 19:30 UTC | May 26, 20:34 UTC | 1h 5m |
| 2026-05-26 | KATT12 | - | May 26, 16:50 UTC | May 26, 17:35 UTC | 45m |
| 2026-05-26 | KATT12 | - | May 26, 13:54 UTC | May 26, 14:55 UTC | 1h 0m |
| 2026-05-21 | KATT20 | NPA → NPA | May 21, 22:55 UTC | May 22, 00:05 UTC | 1h 10m |
| 2026-05-21 | KATT20 | - | May 21, 19:40 UTC | May 21, 20:50 UTC | 1h 10m |
| 2026-05-21 | KATT13 | NPA → NPA | May 21, 14:25 UTC | May 21, 15:30 UTC | 1h 5m |
| 2026-05-19 | KATT24 | - | May 19, 23:00 UTC | May 20, 00:05 UTC | 1h 5m |
| 2026-05-19 | KATT24 | - | May 19, 20:00 UTC | May 19, 21:05 UTC | 1h 5m |
| 2026-05-19 | KATT10 | - | May 19, 18:25 UTC | May 19, 18:50 UTC | 25m |
| 2026-05-19 | KATT10 | - | May 19, 17:35 UTC | May 19, 17:45 UTC | 10m |
| 2026-05-19 | KATT10 | - | May 19, 14:45 UTC | May 19, 15:05 UTC | 20m |
| 2026-05-19 | KATT10 | - | May 19, 13:55 UTC | May 19, 14:10 UTC | 15m |
| 2026-05-18 | KATT17 | - | May 18, 20:35 UTC | May 18, 20:55 UTC | 20m |
| 2026-05-18 | KATT17 | - | May 18, 19:15 UTC | May 18, 19:35 UTC | 20m |
| 2026-05-18 | KATT10 | - | May 18, 16:15 UTC | May 18, 17:10 UTC | 55m |
| 2026-05-18 | KATT10 | - | May 18, 13:20 UTC | May 18, 14:20 UTC | 1h 0m |
| 2026-05-15 | KATT939 | - | May 15, 16:30 UTC | May 15, 17:10 UTC | 40m |
| 2026-04-16 | KATT86 | - | Apr 16, 23:25 UTC | Apr 17, 00:30 UTC | 1h 5m |
| 2026-04-16 | KATT86 | - | Apr 16, 19:50 UTC | Apr 16, 20:50 UTC | 1h 0m |
| 2026-04-16 | KATT81 | - | Apr 16, 18:25 UTC | Apr 16, 18:35 UTC | 10m |
| 2026-04-16 | KATT81 | - | Apr 16, 17:40 UTC | Apr 16, 17:50 UTC | 10m |
| 2026-04-16 | KATT81 | - | Apr 16, 15:15 UTC | Apr 16, 15:50 UTC | 35m |
| 2026-04-16 | KATT81 | - | Apr 16, 14:55 UTC | Apr 16, 15:10 UTC | 15m |
| 2026-04-15 | KATT13 | - | Apr 15, 21:35 UTC | Apr 15, 22:45 UTC | 1h 10m |
| 2026-04-15 | KATT13 | - | Apr 15, 19:10 UTC | Apr 15, 19:25 UTC | 15m |
| 2026-04-15 | KATT10 | - | Apr 15, 13:15 UTC | Apr 15, 14:15 UTC | 1h 0m |
| 2026-04-14 | KATT17 | - | Apr 14, 20:55 UTC | Apr 14, 21:05 UTC | 10m |
| 2026-04-14 | KATT17 | - | Apr 14, 17:00 UTC | Apr 14, 17:20 UTC | 20m |
| 2026-04-14 | KATT12 | - | Apr 14, 13:20 UTC | Apr 14, 14:30 UTC | 1h 10m |
| 2026-04-13 | KATT21 | - | Apr 13, 22:15 UTC | Apr 13, 22:50 UTC | 35m |
| 2026-04-13 | KATT21 | - | Apr 13, 21:05 UTC | Apr 13, 21:35 UTC | 30m |
| 2026-04-13 | KATT82 | - | Apr 13, 19:00 UTC | Apr 13, 19:20 UTC | 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 165994 page for operator, model, and routing details .