sensors Mode-S transponder

C050AE

ICAO 24-bit transponder address · allocated to Canada

Currently assigned to C050AE · BOEING 737 MAX 8 · operated by Air Canada

Hex
C050AE
Octal
60050256
Decimal
12,603,566
Country
CA
Tail
C050AE
Type
B38M
Broadcasting now · callsign ACA172 · 20,000 ft
Flights observed
223
Distinct callsigns
20
Country
CA
Last broadcast
1h ago

Current position

C050AE is currently broadcasting. Map zoomed to live position.

Country allocation

The ICAO 24-bit address C050AE falls within the block assigned to Canada (CA) by ICAO Annex 10, Volume III. Every aircraft registered in Canada 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
ACA472 Air Canada 8 2026-05-29
ACA439 Air Canada 6 2026-05-29
ACA481 Air Canada 5 2026-05-19
ACA111 Air Canada 5 2026-05-28
ACA997 Air Canada 4 2026-04-16
ACA996 Air Canada 4 2026-04-16
ACA993 Air Canada 4 2026-05-27
ACA549 Air Canada 4 2026-04-15
ACA447 Air Canada 4 2026-05-21
ACA444 Air Canada 4 2026-05-28
ACA402 Air Canada 4 2026-05-29
ACA174 Air Canada 4 2026-05-21
ACA169 Air Canada 4 2026-05-29
ACA1330 Air Canada 4 2026-04-25
ACA122 Air Canada 4 2026-05-28
ACA992 Air Canada 3 2026-05-27
ACA582 Air Canada 3 2026-05-12
ACA581 Air Canada 3 2026-05-11
ACA548 Air Canada 3 2026-04-14
ACA449 Air Canada 3 2026-05-28

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-05-29 ACA172 YEG → YYZ May 29, 22:10 UTCMay 29, 23:30 UTC1h 20m
2026-05-29 ACA169 YYZ → YEG May 29, 17:00 UTCMay 29, 20:35 UTC3h 35m
2026-05-29 ACA407 YUL → YYZ May 29, 14:30 UTCMay 29, 15:25 UTC55m
2026-05-29 ACA402 YYZ → YUL May 29, 12:19 UTCMay 29, 13:04 UTC45m
2026-05-29 ACA402 YYZ → YUL May 29, 12:20 UTCMay 29, 13:15 UTC55m
2026-05-29 ACA439 YUL → YYZ May 29, 09:15 UTCMay 29, 10:00 UTC45m
2026-05-29 ACA472 YYZ → YOW May 29, 05:11 UTCMay 29, 05:43 UTC32m
2026-05-29 ACA472 YYZ → YOW May 29, 05:15 UTCMay 29, 05:50 UTC35m
2026-05-28 ACA122 YVR → YYZ May 28, 23:10 UTCMay 29, 03:15 UTC4h 5m
2026-05-28 ACA111 YYZ → YVR May 28, 17:15 UTCMay 28, 21:40 UTC4h 25m
2026-05-28 ACA449 YOW → YYZ May 28, 14:50 UTCMay 28, 15:35 UTC45m
2026-05-28 ACA444 YYZ → YOW May 28, 12:40 UTCMay 28, 13:25 UTC45m
2026-05-28 ACA689 YYT → YYZ May 28, 07:55 UTCMay 28, 10:51 UTC2h 56m
2026-05-27 ACA689 YYT → YYZ May 27, 23:05 UTCMay 28, 10:55 UTC11h 50m
2026-05-27 ACA1040 DEN → YYZ May 27, 17:55 UTCMay 27, 20:30 UTC2h 35m
2026-05-27 ACA1040 DEN → YYZ May 27, 17:55 UTCMay 27, 20:27 UTC2h 32m
2026-05-27 ACA1039 YYZ → DEN May 27, 13:05 UTCMay 27, 16:10 UTC3h 5m
2026-05-27 ACA992 MEX → YYZ May 27, 06:55 UTCMay 27, 11:00 UTC4h 5m
2026-05-27 ACA992 MEX → YYZ May 27, 06:53 UTCMay 27, 10:50 UTC3h 57m
2026-05-27 ACA993 YYZ → MEX May 27, 00:30 UTCMay 27, 05:09 UTC4h 40m
2026-05-26 ACA990 MEX → YYZ May 26, 18:45 UTCMay 26, 22:39 UTC3h 55m
2026-05-26 ACA991 YYZ → MEX May 26, 12:05 UTCMay 26, 16:45 UTC4h 40m
2026-05-25 ACA172 YEG → YYZ May 25, 22:25 UTCMay 25, 23:30 UTC1h 5m
2026-05-25 ACA172 YEG → YYZ May 25, 22:19 UTCMay 26, 01:32 UTC3h 13m
2026-05-25 ACA169 YYZ → YEG May 25, 17:15 UTCMay 25, 17:30 UTC15m
2026-05-25 ACA169 YYZ → YEG May 25, 17:15 UTCMay 25, 20:55 UTC3h 40m
2026-05-25 ACA407 YUL → YYZ May 25, 14:30 UTCMay 25, 15:30 UTC1h 0m
2026-05-25 ACA402 YYZ → YUL May 25, 12:15 UTCMay 25, 13:05 UTC50m
2026-05-25 ACA128 YVR → YYZ May 25, 06:35 UTCMay 25, 10:35 UTC4h 0m
2026-05-25 ACA128 YVR → YYZ May 25, 06:34 UTCMay 25, 10:21 UTC3h 47m
2026-05-25 ACA125 YYZ → YVR May 25, 01:55 UTCMay 25, 03:30 UTC1h 35m
2026-05-25 ACA125 YYZ → YVR May 25, 00:24 UTCMay 25, 04:53 UTC4h 29m
2026-05-24 ACA164 YEG → YYZ May 24, 17:40 UTCMay 24, 21:00 UTC3h 20m
2026-05-24 ACA165 YYZ → YEG May 24, 12:20 UTCMay 24, 15:55 UTC3h 35m
2026-05-24 ACA165 YYZ → YEG May 24, 12:20 UTCMay 24, 15:52 UTC3h 32m
2026-05-24 ACA439 YUL → YYZ May 24, 09:05 UTCMay 24, 09:50 UTC45m
2026-05-24 ACA472 YYZ → YOW May 24, 04:45 UTCMay 24, 05:25 UTC40m
2026-05-24 ACA472 YYZ → YOW May 24, 04:45 UTCMay 24, 05:23 UTC38m
2026-05-23 ACA122 YVR → YYZ May 23, 23:10 UTCMay 24, 03:05 UTC3h 55m
2026-05-23 ACA111 YYZ → YVR May 23, 16:45 UTCMay 23, 21:20 UTC4h 36m
2026-05-23 ACA449 YOW → YYZ May 23, 14:05 UTCMay 23, 14:50 UTC45m
2026-05-23 ACA444 YYZ → YOW May 23, 12:20 UTCMay 23, 13:00 UTC40m
2026-05-23 ACA439 YUL → YYZ May 23, 09:20 UTCMay 23, 10:10 UTC50m
2026-05-23 ACA439 YUL → YYZ May 23, 09:18 UTCMay 23, 09:56 UTC38m
2026-05-23 ACA472 YYZ → YOW May 23, 05:10 UTCMay 23, 05:50 UTC40m
2026-05-23 ACA472 YYZ → YOW May 23, 05:09 UTCMay 23, 05:42 UTC33m
2026-05-22 ACA122 YVR → YYZ May 22, 23:20 UTCMay 23, 03:25 UTC4h 4m
2026-05-22 ACA111 YYZ → YVR May 22, 16:35 UTCMay 22, 21:25 UTC4h 50m
2026-05-22 ACA111 YYZ → YVR May 22, 16:33 UTCMay 22, 21:12 UTC4h 39m
2026-05-22 ACA449 YOW → YYZ May 22, 14:05 UTCMay 22, 15:00 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 C050AE page for operator, model, and routing details .

Mode-S C050AE frequently asked

What is Mode-S code C050AE?
C050AE is an ICAO 24-bit transponder address. Allocated to Canada. Assigned to C050AE.
Where is Mode-S C050AE registered?
Mode-S code C050AE is allocated to Canada (CA). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is C050AE broadcasting right now?
Yes. Mode-S C050AE is currently airborne.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex C050AE, octal 60050256, decimal 12,603,566.
What flights does C050AE operate?
Mode-S C050AE has broadcast 20 distinct callsigns, including ACA472, ACA439, ACA481, ACA111, ACA997.