sensors Mode-S transponder
AE4812
ICAO 24-bit transponder address
Currently assigned to 07-20069 · SIKORSKY UH-60 Black Hawk
- Hex
- AE4812
- Octal
- 53444022
- Decimal
- 11,421,714
- Tail
- 07-20069
- Type
- H60
- Flights observed
- 38
- Distinct callsigns
- 4
- Country
- -
- Last broadcast
- Jul 21, 16:30 UTC
Last known position
Callsign history 4 distinct
Recent flights last 38
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-21 | R20819 | - | Jul 21, 16:10 UTC | Jul 21, 16:30 UTC | 20m |
| 2026-07-20 | R20819 | - | Jul 20, 22:55 UTC | Jul 20, 23:05 UTC | 10m |
| 2026-07-20 | R20819 | - | Jul 20, 19:20 UTC | Jul 20, 19:40 UTC | 20m |
| 2026-07-09 | R20821 | - | Jul 9, 23:10 UTC | Jul 10, 00:35 UTC | 1h 25m |
| 2026-07-09 | R20821 | - | Jul 9, 21:50 UTC | Jul 9, 22:05 UTC | 15m |
| 2026-07-08 | R20821 | - | Jul 8, 18:40 UTC | Jul 8, 19:55 UTC | 1h 15m |
| 2026-07-08 | R20821 | - | Jul 8, 17:30 UTC | Jul 8, 18:05 UTC | 35m |
| 2026-07-08 | R20821 | - | Jul 8, 16:40 UTC | Jul 8, 16:55 UTC | 15m |
| 2026-07-08 | R20821 | - | Jul 8, 02:45 UTC | Jul 8, 03:15 UTC | 30m |
| 2026-07-07 | R20821 | SEE → SDM | Jul 7, 23:00 UTC | Jul 8, 01:05 UTC | 2h 5m |
| 2026-07-07 | R20821 | SEE → SEE | Jul 7, 16:50 UTC | Jul 7, 18:15 UTC | 1h 25m |
| 2026-07-06 | R20821 | - | Jul 6, 23:15 UTC | Jul 6, 23:30 UTC | 15m |
| 2026-07-06 | R20821 | - | Jul 6, 21:30 UTC | Jul 6, 22:05 UTC | 35m |
| 2026-07-06 | R20821 | - | Jul 6, 20:05 UTC | Jul 6, 20:55 UTC | 50m |
| 2026-07-05 | R20821 | - | Jul 5, 23:50 UTC | Jul 6, 00:35 UTC | 45m |
| 2026-07-05 | R20821 | - | Jul 5, 21:30 UTC | Jul 5, 21:50 UTC | 20m |
| 2026-07-02 | R20821 | - | Jul 2, 20:20 UTC | Jul 2, 20:35 UTC | 15m |
| 2026-07-02 | R20821 | - | Jul 2, 16:55 UTC | Jul 2, 17:15 UTC | 20m |
| 2026-06-23 | R20821 | - | Jun 23, 19:50 UTC | Jun 23, 20:15 UTC | 25m |
| 2026-06-22 | R20821 | - | Jun 22, 21:59 UTC | Jun 22, 23:20 UTC | 1h 20m |
| 2026-06-22 | R20821 | - | Jun 22, 21:00 UTC | Jun 22, 21:10 UTC | 10m |
| 2026-06-20 | R20821 | - | Jun 20, 22:59 UTC | Jun 20, 23:45 UTC | 45m |
| 2026-06-20 | R20821 | - | Jun 20, 21:30 UTC | Jun 20, 22:05 UTC | 35m |
| 2026-06-20 | R20821 | - | Jun 20, 19:44 UTC | Jun 20, 20:00 UTC | 15m |
| 2026-06-19 | R20821 | - | Jun 19, 22:45 UTC | Jun 19, 23:09 UTC | 25m |
| 2026-06-18 | R20821 | - | Jun 18, 20:40 UTC | Jun 18, 20:55 UTC | 15m |
| 2026-06-18 | R20821 | - | Jun 18, 20:00 UTC | Jun 18, 20:10 UTC | 10m |
| 2026-06-14 | R20821 | - | Jun 14, 16:15 UTC | Jun 14, 17:40 UTC | 1h 25m |
| 2026-06-12 | R20821 | - | Jun 12, 23:30 UTC | Jun 12, 23:45 UTC | 15m |
| 2026-06-12 | R20821 | - | Jun 12, 20:40 UTC | Jun 12, 22:10 UTC | 1h 30m |
| 2026-06-04 | R20821 | - | Jun 4, 03:50 UTC | Jun 4, 04:35 UTC | 45m |
| 2026-06-04 | R20821 | - | Jun 4, 02:25 UTC | Jun 4, 02:35 UTC | 10m |
| 2026-05-27 | R20821 | - | May 27, 16:45 UTC | May 27, 18:05 UTC | 1h 20m |
| 2026-05-26 | R20069 | - | May 26, 21:44 UTC | May 26, 22:44 UTC | 1h 0m |
| 2026-05-26 | R20069 | - | May 26, 17:09 UTC | May 26, 17:25 UTC | 15m |
| 2026-05-12 | BE20821 | - | May 12, 04:15 UTC | May 12, 04:25 UTC | 10m |
| 2026-05-06 | BE20821 | - | May 6, 17:20 UTC | May 6, 19:05 UTC | 1h 44m |
| 2026-05-06 | BE20821 | - | May 6, 15:10 UTC | May 6, 15:30 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 07-20069 page for operator, model, and routing details .