sensors Mode-S transponder

A0BF5D

ICAO 24-bit transponder address · allocated to United States

Currently assigned to N1472P · CESSNA 172 Skyhawk · operated by FLIGHT SCHOOL OF TEXAS LLC

Hex
A0BF5D
Octal
50137535
Decimal
10,534,749
Country
US
Tail
N1472P
Type
C172
No current signal · last broadcast 1d ago
Flights observed
208
Distinct callsigns
1
Country
US
Last broadcast
1d ago

Last known position

Most recent position reported by Mode-S A0BF5D.

Country allocation

The ICAO 24-bit address A0BF5D falls within the block assigned to United States (US) by ICAO Annex 10, Volume III. Every aircraft registered in United States 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 1 distinct

Callsign Airline Flights Last seen
CXK426 - 208 2026-07-26

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-26 CXK426 - Jul 26, 20:10 UTCJul 26, 21:15 UTC1h 5m
2026-07-26 CXK426 VGT → VGT Jul 26, 12:45 UTCJul 26, 13:50 UTC1h 5m
2026-07-26 CXK426 VGT → VGT Jul 26, 10:40 UTCJul 26, 11:20 UTC40m
2026-07-24 CXK426 - Jul 24, 18:20 UTCJul 24, 18:35 UTC15m
2026-07-24 CXK426 - Jul 24, 15:50 UTCJul 24, 16:15 UTC25m
2026-07-24 CXK426 VGT → VGT Jul 24, 05:35 UTCJul 24, 05:55 UTC20m
2026-07-24 CXK426 HII → VGT Jul 24, 04:20 UTCJul 24, 05:30 UTC1h 10m
2026-07-24 CXK426 VGT → HII Jul 24, 00:55 UTCJul 24, 02:25 UTC1h 30m
2026-07-23 CXK426 - Jul 23, 19:45 UTCJul 23, 21:00 UTC1h 15m
2026-07-23 CXK426 - Jul 23, 15:30 UTCJul 23, 18:30 UTC3h 0m
2026-07-23 CXK426 VGT → VGT Jul 23, 07:20 UTCJul 23, 07:25 UTC5m
2026-07-23 CXK426 VGT → VGT Jul 23, 07:00 UTCJul 23, 07:15 UTC15m
2026-07-23 CXK426 VGT → VGT Jul 23, 04:35 UTCJul 23, 06:25 UTC1h 50m
2026-07-22 CXK426 - Jul 22, 15:50 UTCJul 22, 16:40 UTC50m
2026-07-22 CXK426 - Jul 22, 14:00 UTCJul 22, 15:05 UTC1h 5m
2026-07-21 CXK426 - Jul 21, 22:30 UTCJul 21, 23:00 UTC30m
2026-07-21 CXK426 - Jul 21, 20:40 UTCJul 21, 21:15 UTC35m
2026-07-21 CXK426 - Jul 21, 17:25 UTCJul 21, 18:45 UTC1h 20m
2026-07-21 CXK426 - Jul 21, 15:30 UTCJul 21, 15:50 UTC20m
2026-07-21 CXK426 VGT → VGT Jul 21, 12:20 UTCJul 21, 14:05 UTC1h 45m
2026-07-20 CXK426 VGT → VGT Jul 20, 15:20 UTCJul 20, 16:35 UTC1h 15m
2026-07-20 CXK426 VGT → VGT Jul 20, 15:10 UTCJul 20, 15:15 UTC5m
2026-07-19 CXK426 VGT → VGT Jul 19, 13:55 UTCJul 19, 14:30 UTC35m
2026-07-19 CXK426 VGT → VGT Jul 19, 13:40 UTCJul 19, 13:50 UTC10m
2026-07-19 CXK426 VGT → VGT Jul 19, 13:25 UTCJul 19, 13:30 UTC5m
2026-07-18 CXK426 VGT → VGT Jul 18, 18:10 UTCJul 18, 20:05 UTC1h 55m
2026-07-17 CXK426 VGT → VGT Jul 17, 16:34 UTCJul 17, 16:40 UTC5m
2026-07-17 CXK426 VGT → VGT Jul 17, 16:19 UTCJul 17, 16:29 UTC10m
2026-07-16 CXK426 VGT → VGT Jul 16, 17:40 UTCJul 16, 20:15 UTC2h 35m
2026-07-15 CXK426 VGT → VGT Jul 15, 15:15 UTCJul 15, 17:40 UTC2h 25m
2026-07-14 CXK426 VGT → VGT Jul 14, 15:10 UTCJul 14, 16:20 UTC1h 10m
2026-07-13 CXK426 VGT → VGT Jul 13, 18:00 UTCJul 13, 19:25 UTC1h 25m
2026-07-12 CXK426 VGT → VGT Jul 12, 14:45 UTCJul 12, 15:55 UTC1h 10m
2026-07-11 CXK426 VGT → VGT Jul 11, 14:50 UTCJul 11, 16:10 UTC1h 20m
2026-07-09 CXK426 VGT → VGT Jul 9, 13:45 UTCJul 9, 15:20 UTC1h 35m
2026-07-03 CXK426 - Jul 3, 20:05 UTCJul 3, 21:00 UTC55m
2026-07-03 CXK426 - Jul 3, 16:15 UTCJul 3, 17:10 UTC55m
2026-07-01 CXK426 - Jul 1, 18:45 UTCJul 1, 19:25 UTC40m
2026-07-01 CXK426 - Jul 1, 16:55 UTCJul 1, 18:10 UTC1h 15m
2026-07-01 CXK426 - Jul 1, 11:20 UTCJul 1, 13:50 UTC2h 30m
2026-07-01 CXK426 - Jul 1, 01:20 UTCJul 1, 03:50 UTC2h 30m
2026-06-30 CXK426 OGD → OGD Jun 30, 20:35 UTCJun 30, 22:00 UTC1h 25m
2026-06-30 CXK426 - Jun 30, 16:30 UTCJun 30, 18:45 UTC2h 15m
2026-06-30 CXK426 - Jun 30, 13:20 UTCJun 30, 15:05 UTC1h 45m
2026-06-29 CXK426 - Jun 29, 21:30 UTCJun 29, 22:44 UTC1h 15m
2026-06-29 CXK426 - Jun 29, 18:49 UTCJun 29, 19:54 UTC1h 5m
2026-06-29 CXK426 OGD → OGD Jun 29, 15:39 UTCJun 29, 16:44 UTC1h 5m
2026-06-28 CXK426 - Jun 28, 22:45 UTCJun 29, 00:34 UTC1h 50m
2026-06-28 CXK426 - Jun 28, 20:09 UTCJun 28, 21:34 UTC1h 25m
2026-06-28 CXK426 - Jun 28, 16:49 UTCJun 28, 18:40 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 N1472P page for operator, model, and routing details .

Mode-S A0BF5D frequently asked

What is Mode-S code A0BF5D?
A0BF5D is an ICAO 24-bit transponder address. Allocated to United States. Assigned to N1472P.
Where is Mode-S A0BF5D registered?
Mode-S code A0BF5D is allocated to United States (US). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is A0BF5D broadcasting right now?
No active broadcast right now. Last signal was 1d ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex A0BF5D, octal 50137535, decimal 10,534,749.
What flights does A0BF5D operate?
Mode-S A0BF5D has broadcast 1 distinct callsign, including CXK426.