sensors Mode-S transponder
AE01A4
ICAO 24-bit transponder address
Currently assigned to 86-0377 · LEARJET 35
- Hex
- AE01A4
- Octal
- 53400644
- Decimal
- 11,403,684
- Tail
- 86-0377
- Type
- LJ35
- Flights observed
- 42
- Distinct callsigns
- 11
- Country
- -
- Last broadcast
- 13h ago
Last known position
Callsign history 11 distinct
Recent flights last 42
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-06-02 | SPAR804 | - | Jun 2, 15:50 UTC | Jun 2, 17:30 UTC | 1h 40m |
| 2026-05-29 | SWIFT91 | - | May 29, 16:40 UTC | May 29, 19:15 UTC | 2h 35m |
| 2026-05-29 | SWIFT91 | - | May 29, 12:50 UTC | May 29, 15:40 UTC | 2h 50m |
| 2026-05-28 | SWIFT91 | - | May 28, 20:30 UTC | May 28, 21:05 UTC | 35m |
| 2026-05-28 | SWIFT91 | - | May 28, 17:35 UTC | May 28, 18:00 UTC | 25m |
| 2026-05-28 | SWIFT91 | - | May 28, 16:05 UTC | May 28, 16:30 UTC | 25m |
| 2026-05-28 | SWIFT91 | - | May 28, 12:25 UTC | May 28, 15:05 UTC | 2h 40m |
| 2026-05-27 | SPAR511 | - | May 27, 22:20 UTC | May 28, 00:00 UTC | 1h 40m |
| 2026-05-27 | SPAR511 | - | May 27, 16:40 UTC | May 27, 19:15 UTC | 2h 35m |
| 2026-05-26 | SPAR511 | - | May 26, 18:05 UTC | May 26, 21:00 UTC | 2h 55m |
| 2026-05-26 | SPAR511 | - | May 26, 14:24 UTC | May 26, 16:50 UTC | 2h 25m |
| 2026-05-22 | C0UGR48 | - | May 22, 18:30 UTC | May 22, 20:00 UTC | 1h 30m |
| 2026-05-22 | C0UGR48 | - | May 22, 13:50 UTC | May 22, 16:25 UTC | 2h 35m |
| 2026-05-17 | SPAR588 | - | May 17, 23:10 UTC | May 18, 00:10 UTC | 1h 0m |
| 2026-05-17 | SPAR588 | - | May 17, 19:20 UTC | May 17, 22:15 UTC | 2h 55m |
| 2026-05-16 | SPAR588 | - | May 16, 20:30 UTC | May 16, 22:50 UTC | 2h 20m |
| 2026-05-16 | SPAR588 | - | May 16, 17:30 UTC | May 16, 19:25 UTC | 1h 55m |
| 2026-05-11 | SPAR431 | - | May 11, 20:30 UTC | May 11, 22:35 UTC | 2h 4m |
| 2026-05-11 | SPAR431 | - | May 11, 18:00 UTC | May 11, 19:05 UTC | 1h 5m |
| 2026-05-11 | SPAR391 | - | May 11, 01:50 UTC | May 11, 03:45 UTC | 1h 55m |
| 2026-05-10 | SPAR391 | - | May 10, 22:05 UTC | May 11, 00:34 UTC | 2h 30m |
| 2026-05-10 | SPAR391 | - | May 10, 19:45 UTC | May 10, 20:54 UTC | 1h 10m |
| 2026-05-09 | SPAR391 | - | May 9, 17:00 UTC | May 9, 18:30 UTC | 1h 30m |
| 2026-05-07 | COUGR18 | - | May 7, 17:40 UTC | May 7, 20:20 UTC | 2h 40m |
| 2026-05-07 | COUGR18 | - | May 7, 17:00 UTC | May 7, 17:35 UTC | 35m |
| 2026-05-07 | COUGR18 | - | May 7, 11:15 UTC | May 7, 14:00 UTC | 2h 45m |
| 2026-04-15 | TRICK18 | - | Apr 15, 21:05 UTC | Apr 15, 21:35 UTC | 30m |
| 2026-04-15 | TRICK18 | - | Apr 15, 20:40 UTC | Apr 15, 21:00 UTC | 20m |
| 2026-04-15 | TRICK18 | - | Apr 15, 19:05 UTC | Apr 15, 19:30 UTC | 25m |
| 2026-04-15 | TRICK18 | - | Apr 15, 16:40 UTC | Apr 15, 17:00 UTC | 20m |
| 2026-04-15 | TRICK18 | - | Apr 15, 15:05 UTC | Apr 15, 15:20 UTC | 15m |
| 2026-04-15 | TRICK18 | - | Apr 15, 14:15 UTC | Apr 15, 14:55 UTC | 39m |
| 2026-04-14 | SPAR756 | - | Apr 14, 22:55 UTC | Apr 14, 23:45 UTC | 50m |
| 2026-04-14 | SPAR756 | - | Apr 14, 21:30 UTC | Apr 14, 22:50 UTC | 1h 20m |
| 2026-04-14 | SPAR756 | - | Apr 14, 18:55 UTC | Apr 14, 20:10 UTC | 1h 15m |
| 2026-04-14 | SPAR756 | - | Apr 14, 18:20 UTC | Apr 14, 18:45 UTC | 25m |
| 2026-04-14 | SPAR756 | - | Apr 14, 16:50 UTC | Apr 14, 17:00 UTC | 10m |
| 2026-04-14 | SPAR756 | - | Apr 14, 15:30 UTC | Apr 14, 16:45 UTC | 1h 15m |
| 2026-04-13 | SPAR748 | - | Apr 13, 19:50 UTC | Apr 13, 20:30 UTC | 40m |
| 2026-04-13 | SPAR748 | - | Apr 13, 19:20 UTC | Apr 13, 20:10 UTC | 50m |
| 2026-04-13 | SPAR748 | COS → LAW | Apr 13, 17:25 UTC | Apr 13, 18:30 UTC | 1h 5m |
| 2026-04-12 | SPAR748 | - | Apr 12, 17:15 UTC | Apr 12, 19:50 UTC | 2h 35m |
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 86-0377 page for operator, model, and routing details .