sensors Mode-S transponder

ADFFBF

ICAO 24-bit transponder address

Currently assigned to 65-10345 · Northrop T-38C Talon

Hex
ADFFBF
Octal
53377677
Decimal
11,403,199
Tail
65-10345
Type
T38
No current signal · last broadcast 18d ago
Flights observed
48
Distinct callsigns
20
Country
-
Last broadcast
18d ago

Last known position

Most recent position reported by Mode-S ADFFBF.

Callsign history 20 distinct

Callsign Airline Flights Last seen
CARBN11 - 8 2026-04-26
STRKE99 - 3 2026-05-12
COOL48 - 3 2026-05-02
SPIKR66 - 2 2026-04-22
COOL25 - 2 2026-04-13
CARBN52 - 2 2026-05-03
CARBN03 - 2 2026-04-14
BULLY61 - 2 2026-04-16
TARUS55 - 1 2026-05-14
TARUS22 - 1 2026-05-15
STEER51 - 1 2026-04-29
STEER41 - 1 2026-04-28
RIBYE21 - 1 2026-04-27
RBEYE62 - 1 2026-04-30
RATLR81 - 1 2026-04-13
OCTAN51 - 1 2026-05-08
OCTAN31 - 1 2026-05-14
OCTAN11 - 1 2026-04-27
GRIM81 - 1 2026-05-15
GRIM51 - 1 2026-04-15

Recent flights last 48

DateFlightRouteTakeoffLandingDuration
2026-05-15 GRIM81 - May 15, 17:00 UTCMay 15, 17:40 UTC40m
2026-05-15 TARUS22 - May 15, 13:45 UTCMay 15, 14:10 UTC25m
2026-05-14 TARUS55 - May 14, 20:55 UTCMay 14, 21:20 UTC25m
2026-05-14 OCTAN31 - May 14, 17:20 UTCMay 14, 17:45 UTC25m
2026-05-14 ERASR61 - May 14, 13:35 UTCMay 14, 14:20 UTC45m
2026-05-13 BULLY10 - May 13, 20:55 UTCMay 13, 21:10 UTC15m
2026-05-13 BULLY12 - May 13, 13:31 UTCMay 13, 13:40 UTC10m
2026-05-12 BULLY18 - May 12, 20:40 UTCMay 12, 20:50 UTC10m
2026-05-12 STRKE99 - May 12, 16:45 UTCMay 12, 17:05 UTC20m
2026-05-12 STRKE99 - May 12, 13:20 UTCMay 12, 14:05 UTC45m
2026-05-08 OCTAN51 - May 8, 19:25 UTCMay 8, 19:50 UTC25m
2026-05-06 GRIM41 - May 6, 23:50 UTCMay 7, 00:20 UTC30m
2026-05-06 BULLY70 - May 6, 00:05 UTCMay 6, 00:15 UTC10m
2026-05-03 CARBN52 - May 3, 19:20 UTCMay 3, 20:10 UTC50m
2026-05-03 CARBN52 - May 3, 15:10 UTCMay 3, 16:40 UTC1h 30m
2026-05-02 COOL48 - May 2, 00:50 UTCMay 2, 01:20 UTC30m
2026-05-01 COOL48 - May 1, 22:50 UTCMay 1, 23:45 UTC55m
2026-05-01 COOL48 - May 1, 20:25 UTCMay 1, 21:15 UTC50m
2026-04-30 RBEYE62 - Apr 30, 21:25 UTCApr 30, 21:50 UTC25m
2026-04-30 GLOCK32 - Apr 30, 17:45 UTCApr 30, 18:05 UTC20m
2026-04-29 STEER51 - Apr 29, 17:15 UTCApr 29, 17:25 UTC10m
2026-04-28 STEER41 - Apr 28, 20:50 UTCApr 28, 21:35 UTC45m
2026-04-28 STRKE99 - Apr 28, 13:00 UTCApr 28, 13:20 UTC20m
2026-04-27 RIBYE21 - Apr 27, 17:30 UTCApr 27, 18:15 UTC45m
2026-04-27 OCTAN11 - Apr 27, 13:20 UTCApr 27, 13:40 UTC20m
2026-04-26 CARBN11 - Apr 26, 19:15 UTCApr 26, 20:05 UTC50m
2026-04-25 CARBN12 - Apr 25, 00:25 UTCApr 25, 01:05 UTC40m
2026-04-24 CARBN11 - Apr 24, 21:30 UTCApr 24, 22:10 UTC40m
2026-04-24 ERASR42 - Apr 24, 13:40 UTCApr 24, 14:10 UTC30m
2026-04-22 COOL81 - Apr 22, 21:50 UTCApr 22, 22:05 UTC15m
2026-04-22 SPIKR66 - Apr 22, 18:50 UTCApr 22, 19:35 UTC45m
2026-04-22 SPIKR66 - Apr 22, 14:50 UTCApr 22, 15:45 UTC55m
2026-04-21 GLOCK51 - Apr 21, 17:20 UTCApr 21, 17:45 UTC25m
2026-04-19 CARBN01 - Apr 19, 19:25 UTCApr 19, 20:25 UTC1h 0m
2026-04-19 CARBN11 - Apr 19, 15:00 UTCApr 19, 16:20 UTC1h 20m
2026-04-17 CARBN11 - Apr 17, 19:50 UTCApr 17, 20:40 UTC50m
2026-04-17 CARBN11 - Apr 17, 14:15 UTCApr 17, 15:15 UTC59m
2026-04-16 CARBN11 - Apr 16, 23:40 UTCApr 17, 00:50 UTC1h 10m
2026-04-16 CARBN11 - Apr 16, 21:14 UTCApr 16, 21:39 UTC25m
2026-04-16 CARBN11 - Apr 16, 20:40 UTCApr 16, 21:10 UTC30m
2026-04-16 BULLY61 - Apr 16, 13:35 UTCApr 16, 13:54 UTC20m
2026-04-15 GRIM51 - Apr 15, 20:00 UTCApr 15, 20:40 UTC40m
2026-04-15 BULLY61 - Apr 15, 13:35 UTCApr 15, 13:45 UTC10m
2026-04-14 CARBN03 - Apr 14, 17:05 UTCApr 14, 17:50 UTC45m
2026-04-14 CARBN03 - Apr 14, 13:25 UTCApr 14, 14:30 UTC1h 5m
2026-04-13 RATLR81 - Apr 13, 20:50 UTCApr 13, 21:30 UTC40m
2026-04-13 COOL25 - Apr 13, 16:50 UTCApr 13, 17:45 UTC55m
2026-04-13 COOL25 - Apr 13, 13:10 UTCApr 13, 14:05 UTC55m

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 65-10345 page for operator, model, and routing details .

Mode-S ADFFBF frequently asked

What is Mode-S code ADFFBF?
ADFFBF is an ICAO 24-bit transponder address. Assigned to 65-10345.
Is ADFFBF broadcasting right now?
No active broadcast right now. Last signal was 18d ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex ADFFBF, octal 53377677, decimal 11,403,199.
What flights does ADFFBF operate?
Mode-S ADFFBF has broadcast 20 distinct callsigns, including CARBN11, STRKE99, COOL48, SPIKR66, COOL25.