sensors Mode-S transponder

AE273B

ICAO 24-bit transponder address

Currently assigned to 165742

Hex
AE273B
Octal
53423473
Decimal
11,413,307
Tail
165742
Type
H60
No current signal · last broadcast Jul 16, 17:00 UTC
Flights observed
134
Distinct callsigns
5
Country
-
Last broadcast
Jul 16, 17:00 UTC

Last known position

Most recent position reported by Mode-S AE273B.

Callsign history 5 distinct

Callsign Airline Flights Last seen
RDHK707 - 103 2026-07-16
RDHK705 - 24 2026-07-03
HAWK707 - 4 2026-06-08
FFAB123 - 2 2026-05-27
RHWK707 - 1 2026-06-29

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-16 RDHK707 - Jul 16, 16:15 UTCJul 16, 17:00 UTC45m
2026-07-16 RDHK707 - Jul 16, 15:19 UTCJul 16, 15:30 UTC10m
2026-07-16 RDHK707 FAF → NGU Jul 16, 13:49 UTCJul 16, 14:35 UTC45m
2026-07-16 RDHK707 - Jul 16, 12:44 UTCJul 16, 13:00 UTC15m
2026-07-16 RDHK707 - Jul 16, 01:20 UTCJul 16, 02:40 UTC1h 20m
2026-07-16 RDHK707 - Jul 16, 00:50 UTCJul 16, 01:15 UTC25m
2026-07-16 RDHK707 - Jul 16, 00:05 UTCJul 16, 00:35 UTC30m
2026-07-15 RDHK707 - Jul 15, 23:40 UTCJul 16, 00:00 UTC20m
2026-07-15 RDHK707 - Jul 15, 23:15 UTCJul 15, 23:35 UTC20m
2026-07-15 RDHK707 - Jul 15, 22:40 UTCJul 15, 23:10 UTC30m
2026-07-15 RDHK707 - Jul 15, 22:00 UTCJul 15, 22:35 UTC35m
2026-07-15 RDHK707 - Jul 15, 19:05 UTCJul 15, 20:55 UTC1h 50m
2026-07-15 RDHK707 - Jul 15, 18:15 UTCJul 15, 18:50 UTC35m
2026-07-15 RDHK707 - Jul 15, 15:55 UTCJul 15, 17:05 UTC1h 10m
2026-07-15 RDHK707 - Jul 15, 13:50 UTCJul 15, 14:35 UTC45m
2026-07-14 RDHK707 - Jul 14, 22:10 UTCJul 14, 23:50 UTC1h 39m
2026-07-14 RDHK707 - Jul 14, 17:30 UTCJul 14, 17:35 UTC5m
2026-07-14 RDHK707 - Jul 14, 14:50 UTCJul 14, 15:40 UTC50m
2026-07-10 RDHK707 - Jul 10, 20:10 UTCJul 10, 20:55 UTC45m
2026-07-10 RDHK707 - Jul 10, 18:45 UTCJul 10, 19:20 UTC35m
2026-07-10 RDHK707 - Jul 10, 16:45 UTCJul 10, 18:35 UTC1h 50m
2026-07-10 RDHK707 - Jul 10, 15:45 UTCJul 10, 15:55 UTC10m
2026-07-10 RDHK707 - Jul 10, 13:55 UTCJul 10, 15:00 UTC1h 5m
2026-07-10 RDHK707 - Jul 10, 13:10 UTCJul 10, 13:20 UTC10m
2026-07-09 RDHK707 FAF → NGU Jul 9, 03:55 UTCJul 9, 04:35 UTC40m
2026-07-09 RDHK707 - Jul 9, 02:45 UTCJul 9, 03:05 UTC20m
2026-07-09 RDHK707 - Jul 9, 01:55 UTCJul 9, 02:05 UTC10m
2026-07-08 RDHK707 - Jul 8, 22:55 UTCJul 9, 01:10 UTC2h 15m
2026-07-08 RDHK707 NGU → FAF Jul 8, 21:30 UTCJul 8, 22:25 UTC55m
2026-07-08 RDHK707 - Jul 8, 19:30 UTCJul 8, 21:20 UTC1h 50m
2026-07-08 RDHK707 FAF → NGU Jul 8, 16:30 UTCJul 8, 18:50 UTC2h 20m
2026-07-08 RDHK707 - Jul 8, 15:20 UTCJul 8, 15:30 UTC10m
2026-07-08 RDHK707 - Jul 8, 13:25 UTCJul 8, 14:20 UTC55m
2026-07-03 RDHK705 - Jul 3, 01:30 UTCJul 3, 02:15 UTC45m
2026-07-03 RDHK705 - Jul 3, 00:35 UTCJul 3, 00:45 UTC10m
2026-07-02 RDHK707 - Jul 2, 21:20 UTCJul 2, 21:30 UTC10m
2026-07-02 RDHK707 - Jul 2, 18:30 UTCJul 2, 20:40 UTC2h 10m
2026-07-02 RDHK707 - Jul 2, 17:20 UTCJul 2, 17:55 UTC35m
2026-07-02 RDHK707 FAF → FAF Jul 2, 16:30 UTCJul 2, 16:45 UTC15m
2026-07-02 RDHK707 - Jul 2, 15:45 UTCJul 2, 15:55 UTC10m
2026-07-02 RDHK705 - Jul 2, 01:45 UTCJul 2, 02:10 UTC25m
2026-07-02 RDHK705 - Jul 2, 00:30 UTCJul 2, 01:40 UTC1h 10m
2026-07-01 RDHK705 - Jul 1, 23:30 UTCJul 2, 00:00 UTC30m
2026-07-01 RDHK705 - Jul 1, 22:50 UTCJul 1, 23:15 UTC25m
2026-07-01 RDHK705 - Jul 1, 22:25 UTCJul 1, 22:45 UTC20m
2026-07-01 RDHK705 - Jul 1, 21:55 UTCJul 1, 22:20 UTC25m
2026-07-01 RDHK705 - Jul 1, 21:30 UTCJul 1, 21:50 UTC20m
2026-07-01 RDHK705 - Jul 1, 21:05 UTCJul 1, 21:25 UTC20m
2026-07-01 RDHK705 - Jul 1, 20:30 UTCJul 1, 20:50 UTC20m
2026-07-01 RDHK707 NGU → NGU Jul 1, 02:40 UTCJul 1, 04:30 UTC1h 50m

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 165742 page for operator, model, and routing details .

Mode-S AE273B frequently asked

What is Mode-S code AE273B?
AE273B is an ICAO 24-bit transponder address. Assigned to 165742.
Is AE273B broadcasting right now?
No active broadcast right now. Last signal was Jul 16, 17:00 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex AE273B, octal 53423473, decimal 11,413,307.
What flights does AE273B operate?
Mode-S AE273B has broadcast 5 distinct callsigns, including RDHK707, RDHK705, HAWK707, FFAB123, RHWK707.