sensors Mode-S transponder

A78E09

ICAO 24-bit transponder address · allocated to United States

Currently assigned to N586UW · AIRBUS A-321 · operated by AMERICAN AIRLINES INC

Hex
A78E09
Octal
51707011
Decimal
10,980,873
Country
US
Tail
N586UW
Type
A321
Broadcasting now · callsign AAL1865 · 38,025 ft
Flights observed
459
Distinct callsigns
20
Country
US
Last broadcast
11m ago

Current position

A78E09 is currently broadcasting. Map zoomed to live position.

Country allocation

The ICAO 24-bit address A78E09 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 20 distinct

Callsign Airline Flights Last seen
AAL1552 - 6 2026-07-07
AAL612 American Airlines 5 2026-06-20
AAL420 - 5 2026-07-13
AAL3162 - 5 2026-06-30
AAL2550 American Airlines 5 2026-05-30
AAL609 American Airlines 4 2026-06-12
AAL3123 American Airlines 4 2026-04-15
AAL2852 American Airlines 4 2026-04-25
AAL2791 American Airlines 4 2026-05-11
AAL2287 - 4 2026-06-24
AAL1852 American Airlines 4 2026-05-04
AAL1754 - 4 2026-06-16
AAL1663 - 4 2026-06-29
AAL1625 - 4 2026-06-25
AAL1274 - 4 2026-04-13
AAL1024 American Airlines 4 2026-06-11
AAL625 American Airlines 3 2026-06-03
AAL584 American Airlines 3 2026-05-14
AAL543 - 3 2026-07-09
AAL3064 American Airlines 3 2026-05-09

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-14 AAL1865 - Jul 14, 11:35 UTCJul 14, 12:15 UTC40m
2026-07-14 AAL1170 - Jul 14, 05:00 UTCJul 14, 09:35 UTC4h 35m
2026-07-13 AAL685 DFW → PDX Jul 13, 22:30 UTCJul 14, 01:45 UTC3h 15m
2026-07-13 AAL420 AUS → DFW Jul 13, 05:01 UTCJul 13, 06:05 UTC1h 5m
2026-07-12 AAL420 - Jul 12, 23:30 UTCJul 13, 02:10 UTC2h 40m
2026-07-12 AAL420 DFW → DEN Jul 12, 20:25 UTCJul 12, 22:10 UTC1h 45m
2026-07-12 AAL3055 - Jul 12, 15:25 UTCJul 12, 18:05 UTC2h 40m
2026-07-12 AAL3055 - Jul 12, 11:20 UTCJul 12, 13:40 UTC2h 20m
2026-07-12 AAL1271 - Jul 12, 02:50 UTCJul 12, 05:01 UTC2h 10m
2026-07-12 AAL2100 - Jul 12, 00:01 UTCJul 12, 01:15 UTC1h 15m
2026-07-11 AAL2100 - Jul 11, 21:25 UTCJul 11, 22:35 UTC1h 10m
2026-07-11 AAL1877 - Jul 11, 18:20 UTCJul 11, 19:55 UTC1h 35m
2026-07-11 AAL1877 - Jul 11, 15:30 UTCJul 11, 17:00 UTC1h 30m
2026-07-11 AAL2715 BOS → CLT Jul 11, 12:19 UTCJul 11, 14:05 UTC1h 46m
2026-07-11 AAL2715 - Jul 11, 12:20 UTCJul 11, 14:05 UTC1h 45m
2026-07-11 AAL1767 DFW → BOS Jul 11, 01:25 UTCJul 11, 04:30 UTC3h 5m
2026-07-10 AAL2239 - Jul 10, 21:20 UTCJul 11, 00:15 UTC2h 55m
2026-07-10 AAL2239 DFW → ONT Jul 10, 17:35 UTCJul 10, 20:10 UTC2h 35m
2026-07-10 AAL2811 - Jul 10, 13:20 UTCJul 10, 16:05 UTC2h 45m
2026-07-09 AAL1569 - Jul 9, 21:55 UTCJul 10, 02:25 UTC4h 30m
2026-07-09 AAL543 - Jul 9, 16:30 UTCJul 9, 20:20 UTC3h 50m
2026-07-09 AAL2658 PDX → PHX Jul 9, 12:25 UTCJul 9, 14:35 UTC2h 10m
2026-07-09 AAL2620 DFW → PDX Jul 9, 04:20 UTCJul 9, 07:50 UTC3h 30m
2026-07-09 AAL2620 DFW → PDX Jul 9, 04:20 UTCJul 9, 07:49 UTC3h 29m
2026-07-09 AAL3286 - Jul 9, 00:55 UTCJul 9, 03:05 UTC2h 10m
2026-07-08 AAL750 - Jul 8, 19:25 UTCJul 8, 23:30 UTC4h 5m
2026-07-08 AAL1310 - Jul 8, 13:20 UTCJul 8, 17:50 UTC4h 30m
2026-07-08 AAL3112 - Jul 8, 02:55 UTCJul 8, 07:40 UTC4h 45m
2026-07-08 AAL3112 CLT → PDX Jul 8, 02:54 UTCJul 8, 07:35 UTC4h 41m
2026-07-07 AAL1292 LGA → ORD Jul 7, 15:55 UTCJul 8, 00:05 UTC8h 10m
2026-07-07 AAL1266 - Jul 7, 12:35 UTCJul 7, 14:05 UTC1h 30m
2026-07-07 AAL608P - Jul 7, 09:50 UTCJul 7, 11:25 UTC1h 35m
2026-07-07 AAL608P CLT → MSY Jul 7, 09:48 UTCJul 7, 11:21 UTC1h 33m
2026-07-07 AAL1552 - Jul 7, 02:00 UTCJul 7, 04:00 UTC2h 0m
2026-07-07 AAL1552 BOS → CLT Jul 7, 01:59 UTCJul 7, 04:08 UTC2h 9m
2026-07-06 AAL1552 - Jul 6, 22:15 UTCJul 7, 00:25 UTC2h 10m
2026-07-06 AAL1781 - Jul 6, 17:55 UTCJul 6, 19:05 UTC1h 10m
2026-07-06 AAL1781 DTW → CLT Jul 6, 17:51 UTCJul 6, 19:09 UTC1h 18m
2026-07-06 AAL1781 - Jul 6, 15:15 UTCJul 6, 16:35 UTC1h 20m
2026-07-06 AAL1266 - Jul 6, 12:05 UTCJul 6, 13:40 UTC1h 35m
2026-07-06 AAL1266 MSY → CLT Jul 6, 12:05 UTCJul 6, 13:37 UTC1h 32m
2026-07-06 AAL1455 - Jul 6, 01:45 UTCJul 6, 02:50 UTC1h 5m
2026-07-06 AAL1455 DFW → MSY Jul 6, 01:41 UTCJul 6, 02:50 UTC1h 9m
2026-07-05 AAL2014 - Jul 5, 20:55 UTCJul 5, 23:55 UTC3h 0m
2026-07-05 AAL2014 DFW → FLL Jul 5, 16:55 UTCJul 5, 19:35 UTC2h 40m
2026-07-05 AAL982 DFW → ATL Jul 5, 12:15 UTCJul 5, 15:35 UTC3h 20m
2026-07-04 AAL2286 DFW → PDX Jul 4, 16:20 UTCJul 4, 19:50 UTC3h 30m
2026-07-04 AAL2555 BOS → DFW Jul 4, 11:10 UTCJul 4, 14:40 UTC3h 30m
2026-07-03 AAL1577 - Jul 3, 17:20 UTCJul 3, 20:50 UTC3h 30m
2026-07-03 AAL1577 DFW → BOS Jul 3, 17:19 UTCJul 3, 20:43 UTC3h 24m

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 N586UW page for operator, model, and routing details .

Mode-S A78E09 frequently asked

What is Mode-S code A78E09?
A78E09 is an ICAO 24-bit transponder address. Allocated to United States. Assigned to N586UW.
Where is Mode-S A78E09 registered?
Mode-S code A78E09 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 A78E09 broadcasting right now?
Yes. Mode-S A78E09 is currently airborne.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex A78E09, octal 51707011, decimal 10,980,873.
What flights does A78E09 operate?
Mode-S A78E09 has broadcast 20 distinct callsigns, including AAL1552, AAL612, AAL420, AAL3162, AAL2550.