sensors Mode-S transponder

02A194

ICAO 24-bit transponder address · allocated to Tunisia

Currently assigned to TS-IMU · AIRBUS A-320

Hex
02A194
Octal
00520624
Decimal
172,436
Country
TN
Tail
TS-IMU
Type
A320
No current signal · last broadcast 5h ago
Flights observed
314
Distinct callsigns
20
Country
TN
Last broadcast
5h ago

Last known position

Most recent position reported by Mode-S 02A194.

Country allocation

The ICAO 24-bit address 02A194 falls within the block assigned to Tunisia (TN) by ICAO Annex 10, Volume III. Every aircraft registered in Tunisia 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 20 distinct

Callsign Airline Flights Last seen
TAR634 - 48 2026-07-13
TAR635 - 35 2026-07-13
TAR654 - 32 2026-07-13
TAR655 - 30 2026-07-13
TAR588 - 19 2026-07-08
TAR589 - 16 2026-07-08
TAR874 - 9 2026-07-11
TAR694 - 8 2026-07-07
TAR649 Tunisair 7 2026-06-26
TAR648 Tunisair 7 2026-06-26
TAR695 - 5 2026-07-07
TAR682 Tunisair 5 2026-06-11
TAR875 - 4 2026-07-11
TAR680 Tunisair 4 2026-06-08
TAR499 Tunisair 4 2026-07-10
TAR498 - 4 2026-07-10
TAR441 Tunisair 4 2026-05-01
TAR250 Tunisair 4 2026-06-08
TUX011 - 3 2026-07-12
TAR851 Tunisair 3 2026-05-04

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-13 TAR655 ORY → DJE Jul 13, 18:20 UTCJul 13, 20:50 UTC2h 30m
2026-07-13 TAR654 - Jul 13, 14:20 UTCJul 13, 16:55 UTC2h 35m
2026-07-13 TAR635 - Jul 13, 10:00 UTCJul 13, 11:40 UTC1h 40m
2026-07-13 TAR634 - Jul 13, 06:20 UTCJul 13, 08:50 UTC2h 30m
2026-07-12 TUX010 - Jul 12, 23:40 UTCJul 12, 23:55 UTC15m
2026-07-12 TUX011 - Jul 12, 21:45 UTCJul 12, 21:55 UTC10m
2026-07-12 TAR655 - Jul 12, 18:05 UTCJul 12, 20:10 UTC2h 5m
2026-07-12 TAR654 - Jul 12, 14:15 UTCJul 12, 16:50 UTC2h 35m
2026-07-12 TAR635 - Jul 12, 10:01 UTCJul 12, 11:40 UTC1h 40m
2026-07-12 TAR634 - Jul 12, 06:15 UTCJul 12, 08:45 UTC2h 30m
2026-07-11 TUX011 - Jul 11, 21:50 UTCJul 11, 22:20 UTC30m
2026-07-11 TAR875 - Jul 11, 10:20 UTCJul 11, 12:15 UTC1h 55m
2026-07-11 TAR874 - Jul 11, 06:40 UTCJul 11, 08:35 UTC1h 55m
2026-07-10 TAR655 ORY → DJE Jul 10, 19:35 UTCJul 10, 22:00 UTC2h 25m
2026-07-10 TAR654 DJE → ORY Jul 10, 15:55 UTCJul 10, 18:20 UTC2h 25m
2026-07-10 TAR499 MUC → DJE Jul 10, 13:50 UTCJul 10, 14:10 UTC20m
2026-07-10 TAR499 MUC → DJE Jul 10, 11:05 UTCJul 10, 12:45 UTC1h 40m
2026-07-10 TAR498 - Jul 10, 07:50 UTCJul 10, 09:25 UTC1h 35m
2026-07-10 TAR498 - Jul 10, 06:00 UTCJul 10, 06:15 UTC15m
2026-07-09 TUX008 - Jul 9, 23:35 UTCJul 10, 00:00 UTC25m
2026-07-09 TUX009 - Jul 9, 21:55 UTCJul 9, 22:20 UTC25m
2026-07-09 TAR655 - Jul 9, 18:45 UTCJul 9, 20:55 UTC2h 10m
2026-07-09 TAR654 - Jul 9, 14:55 UTCJul 9, 17:15 UTC2h 20m
2026-07-09 TAR635 - Jul 9, 11:35 UTCJul 9, 13:45 UTC2h 10m
2026-07-09 TAR634 DJE → ORY Jul 9, 07:35 UTCJul 9, 10:20 UTC2h 45m
2026-07-08 TUX010 - Jul 8, 22:40 UTCJul 8, 22:50 UTC10m
2026-07-08 TUX011 - Jul 8, 20:20 UTCJul 8, 20:40 UTC20m
2026-07-08 TAR875 GVA → DJE Jul 8, 17:25 UTCJul 8, 19:25 UTC2h 0m
2026-07-08 TAR874 - Jul 8, 14:05 UTCJul 8, 16:00 UTC1h 55m
2026-07-08 TAR589 - Jul 8, 09:40 UTCJul 8, 11:20 UTC1h 40m
2026-07-08 TAR588 - Jul 8, 06:05 UTCJul 8, 08:00 UTC1h 55m
2026-07-07 TAR695 MRS → DJE Jul 7, 23:00 UTCJul 8, 00:35 UTC1h 35m
2026-07-07 TAR694 - Jul 7, 20:00 UTCJul 7, 21:35 UTC1h 35m
2026-07-07 TAR9143 - Jul 7, 18:20 UTCJul 7, 18:55 UTC35m
2026-07-07 TAR709 ORN → TUN Jul 7, 15:50 UTCJul 7, 16:35 UTC45m
2026-07-07 TAR708 TUN → ORN Jul 7, 13:30 UTCJul 7, 14:50 UTC1h 20m
2026-06-29 TAR999 - Jun 29, 21:09 UTCJun 29, 22:05 UTC55m
2026-06-29 TAR998 TUN → NCE Jun 29, 18:34 UTCJun 29, 19:35 UTC1h 0m
2026-06-29 TAR589 - Jun 29, 10:50 UTCJun 29, 12:00 UTC1h 10m
2026-06-29 TAR588 - Jun 29, 07:30 UTCJun 29, 09:20 UTC1h 50m
2026-06-28 TAR655 - Jun 28, 21:45 UTCJun 28, 23:34 UTC1h 50m
2026-06-28 TAR654 - Jun 28, 18:00 UTCJun 28, 20:45 UTC2h 45m
2026-06-28 TAR635 - Jun 28, 14:30 UTCJun 28, 16:45 UTC2h 15m
2026-06-28 TAR634 - Jun 28, 06:10 UTCJun 28, 08:34 UTC2h 25m
2026-06-27 TAR655 - Jun 27, 18:04 UTCJun 27, 19:45 UTC1h 40m
2026-06-27 TAR654 DJE → ORY Jun 27, 14:14 UTCJun 27, 16:39 UTC2h 25m
2026-06-27 TAR635 - Jun 27, 10:19 UTCJun 27, 12:34 UTC2h 15m
2026-06-27 TAR634 - Jun 27, 06:09 UTCJun 27, 08:35 UTC2h 25m
2026-06-26 TAR649 FRA → DJE Jun 26, 18:09 UTCJun 26, 20:15 UTC2h 5m
2026-06-26 TAR648 DJE → FRA Jun 26, 14:09 UTCJun 26, 16:30 UTC2h 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 TS-IMU page for operator, model, and routing details .

Mode-S 02A194 frequently asked

What is Mode-S code 02A194?
02A194 is an ICAO 24-bit transponder address. Allocated to Tunisia. Assigned to TS-IMU.
Where is Mode-S 02A194 registered?
Mode-S code 02A194 is allocated to Tunisia (TN). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 02A194 broadcasting right now?
No active broadcast right now. Last signal was 5h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 02A194, octal 00520624, decimal 172,436.
What flights does 02A194 operate?
Mode-S 02A194 has broadcast 20 distinct callsigns, including TAR634, TAR635, TAR654, TAR655, TAR588.