sensors Mode-S transponder

4BA9D2

ICAO 24-bit transponder address · allocated to Turkey

Currently assigned to TC-JNR · AIRBUS A-330-300

Hex
4BA9D2
Octal
22724722
Decimal
4,958,674
Country
TR
Tail
TC-JNR
Type
A333
No current signal · last broadcast 1h ago
Flights observed
276
Distinct callsigns
20
Country
TR
Last broadcast
1h ago

Last known position

Most recent position reported by Mode-S 4BA9D2.

Country allocation

The ICAO 24-bit address 4BA9D2 falls within the block assigned to Turkey (TR) by ICAO Annex 10, Volume III. Every aircraft registered in Turkey 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
THY727 - 27 2026-07-14
THY726 - 18 2026-07-14
THY369 - 8 2026-07-01
THY5QT - 6 2026-07-06
THY4HC - 6 2026-07-11
THY85T - 5 2026-07-12
THY2TC Turkish Airlines 5 2026-07-06
THY1SW Turkish Airlines 5 2026-05-01
THY8DP Turkish Airlines 4 2026-06-30
THY7WT - 4 2026-07-05
THY7AU - 4 2026-06-30
THY67F - 4 2026-06-24
THY62Y Turkish Airlines 4 2026-07-05
THY5TP - 4 2026-07-12
THY5AR - 4 2026-07-12
THY530 Turkish Airlines 4 2026-04-19
THY46M - 4 2026-07-06
THY368 - 4 2026-06-30
THY1DY Turkish Airlines 4 2026-05-03
THY7AZ Turkish Airlines 3 2026-04-19

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-14 THY727 - Jul 14, 09:40 UTCJul 14, 10:05 UTC25m
2026-07-14 THY727 - Jul 14, 02:55 UTCJul 14, 09:05 UTC6h 10m
2026-07-14 THY726 - Jul 14, 00:45 UTCJul 14, 01:05 UTC20m
2026-07-13 THY726 - Jul 13, 18:10 UTCJul 14, 00:10 UTC6h 0m
2026-07-13 THY6EN - Jul 13, 08:55 UTCJul 13, 11:10 UTC2h 15m
2026-07-13 THY4VH - Jul 13, 04:45 UTCJul 13, 07:01 UTC2h 15m
2026-07-12 THY1YH - Jul 12, 23:30 UTCJul 13, 01:15 UTC1h 45m
2026-07-12 THY3DK - Jul 12, 18:40 UTCJul 12, 20:30 UTC1h 50m
2026-07-12 THY5AR - Jul 12, 13:35 UTCJul 12, 15:55 UTC2h 20m
2026-07-12 THY5TP - Jul 12, 08:55 UTCJul 12, 11:35 UTC2h 40m
2026-07-12 THY85T - Jul 12, 04:35 UTCJul 12, 06:25 UTC1h 50m
2026-07-11 THY4HC - Jul 11, 22:01 UTCJul 11, 22:10 UTC10m
2026-07-11 THY4HC - Jul 11, 16:40 UTCJul 11, 17:55 UTC1h 15m
2026-07-10 THY59 - Jul 10, 23:55 UTCJul 11, 09:25 UTC9h 30m
2026-07-10 THY58 - Jul 10, 13:10 UTCJul 10, 21:50 UTC8h 40m
2026-07-10 THY727 - Jul 10, 09:40 UTCJul 10, 10:10 UTC30m
2026-07-10 THY727 - Jul 10, 02:55 UTCJul 10, 09:05 UTC6h 10m
2026-07-09 THY726 - Jul 9, 18:15 UTCJul 10, 00:10 UTC5h 55m
2026-07-08 THY727 - Jul 8, 18:10 UTCJul 9, 10:20 UTC16h 10m
2026-07-08 THY8RF - Jul 8, 09:40 UTCJul 8, 12:50 UTC3h 10m
2026-07-08 THY8CX - Jul 8, 04:05 UTCJul 8, 07:15 UTC3h 10m
2026-07-07 THY8RA - Jul 7, 20:35 UTCJul 7, 21:00 UTC25m
2026-07-07 THY7NX - Jul 7, 18:05 UTCJul 7, 18:30 UTC25m
2026-07-07 THY5AR - Jul 7, 13:15 UTCJul 7, 15:35 UTC2h 20m
2026-07-07 THY5TP - Jul 7, 08:45 UTCJul 7, 11:15 UTC2h 30m
2026-07-07 THY2JK - Jul 7, 03:30 UTCJul 7, 05:05 UTC1h 35m
2026-07-06 THY4VL - Jul 6, 23:05 UTCJul 7, 00:35 UTC1h 30m
2026-07-06 THY2TC BCN → IST Jul 6, 17:30 UTCJul 6, 20:25 UTC2h 55m
2026-07-06 THY5QT - Jul 6, 12:35 UTCJul 6, 15:40 UTC3h 5m
2026-07-06 THY46M - Jul 6, 08:55 UTCJul 6, 09:20 UTC25m
2026-07-06 THY46M - Jul 6, 01:25 UTCJul 6, 08:20 UTC6h 55m
2026-07-05 THY62Y IST → DAC Jul 5, 17:25 UTCJul 5, 23:10 UTC5h 45m
2026-07-05 THY62Y IST → DAC Jul 5, 16:20 UTCJul 5, 16:50 UTC30m
2026-07-05 THY6FL - Jul 5, 10:00 UTCJul 5, 12:45 UTC2h 45m
2026-07-05 THY7WT - Jul 5, 04:55 UTCJul 5, 08:00 UTC3h 5m
2026-07-04 THY351 - Jul 4, 06:45 UTCJul 4, 07:05 UTC20m
2026-07-03 THY350 - Jul 3, 17:25 UTCJul 4, 06:10 UTC12h 45m
2026-07-03 THY3KE - Jul 3, 10:25 UTCJul 3, 13:05 UTC2h 40m
2026-07-03 THY1QG - Jul 3, 04:40 UTCJul 3, 07:40 UTC3h 0m
2026-07-02 THY8DA - Jul 2, 07:30 UTCJul 2, 13:25 UTC5h 55m
2026-07-01 THY1CT - Jul 1, 22:45 UTCJul 2, 05:35 UTC6h 50m
2026-07-01 THY6NU - Jul 1, 17:40 UTCJul 1, 20:15 UTC2h 35m
2026-07-01 THY33C IST → MAN Jul 1, 12:50 UTCJul 1, 15:25 UTC2h 35m
2026-07-01 THY369 - Jul 1, 09:10 UTCJul 1, 09:40 UTC30m
2026-06-30 THY368 - Jun 30, 23:00 UTCJul 1, 08:35 UTC9h 35m
2026-06-30 THY8DP STR → VKO Jun 30, 17:20 UTCJun 30, 20:20 UTC3h 0m
2026-06-30 THY7AU - Jun 30, 12:35 UTCJun 30, 15:20 UTC2h 45m
2026-06-29 THY43K - Jun 29, 16:10 UTCJun 30, 09:10 UTC17h 1m
2026-06-29 THY727 - Jun 29, 10:34 UTCJun 29, 10:55 UTC20m
2026-06-29 THY727 - Jun 29, 03:34 UTCJun 29, 10:00 UTC6h 25m

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 TC-JNR page for operator, model, and routing details .

Mode-S 4BA9D2 frequently asked

What is Mode-S code 4BA9D2?
4BA9D2 is an ICAO 24-bit transponder address. Allocated to Turkey. Assigned to TC-JNR.
Where is Mode-S 4BA9D2 registered?
Mode-S code 4BA9D2 is allocated to Turkey (TR). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 4BA9D2 broadcasting right now?
No active broadcast right now. Last signal was 1h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 4BA9D2, octal 22724722, decimal 4,958,674.
What flights does 4BA9D2 operate?
Mode-S 4BA9D2 has broadcast 20 distinct callsigns, including THY727, THY726, THY369, THY5QT, THY4HC.