sensors Mode-S transponder

A73E63

ICAO 24-bit transponder address · allocated to United States

Currently assigned to N566NC · operated by NAS AIRCRAFT LEASING CO LLC

Hex
A73E63
Octal
51637143
Decimal
10,960,483
Country
US
Tail
N566NC
Type
B763
No current signal · last broadcast 4h ago
Flights observed
129
Distinct callsigns
20
Country
US
Last broadcast
4h ago

Last known position

Most recent position reported by Mode-S A73E63.

Country allocation

The ICAO 24-bit address A73E63 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

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-05-30 AJT789 SAT → SDF May 30, 02:30 UTCMay 30, 04:25 UTC1h 55m
2026-05-29 AJT5790 SDF → SAT May 29, 20:05 UTCMay 29, 22:10 UTC2h 5m
2026-05-29 AJT5787 SAT → SDF May 29, 11:40 UTCMay 29, 13:50 UTC2h 10m
2026-05-29 AJT782 SDF → SAT May 29, 07:25 UTCMay 29, 09:35 UTC2h 10m
2026-05-29 AJT789 SAT → SDF May 29, 02:25 UTCMay 29, 04:30 UTC2h 5m
2026-05-28 AJT5790 SDF → SAT May 28, 20:00 UTCMay 28, 22:15 UTC2h 15m
2026-05-28 AJT2787 SAT → SDF May 28, 11:35 UTCMay 28, 13:45 UTC2h 10m
2026-05-28 AJT782 SDF → SAT May 28, 07:30 UTCMay 28, 09:25 UTC1h 55m
2026-05-28 AJT789 SAT → SDF May 28, 02:30 UTCMay 28, 04:35 UTC2h 5m
2026-05-27 AJT5790 SDF → SAT May 27, 20:05 UTCMay 27, 22:15 UTC2h 10m
2026-05-27 AJT2787 SAT → SDF May 27, 12:20 UTCMay 27, 14:20 UTC2h 0m
2026-05-27 AJT782 SDF → SAT May 27, 08:25 UTCMay 27, 10:40 UTC2h 15m
2026-05-27 AJT789 SAT → SDF May 27, 02:19 UTCMay 27, 04:19 UTC2h 0m
2026-05-26 AJT5790 SDF → SAT May 26, 20:00 UTCMay 26, 22:15 UTC2h 15m
2026-05-26 AJT2787 SAT → SDF May 26, 11:39 UTCMay 26, 13:45 UTC2h 5m
2026-05-24 AJT5790 SDF → SAT May 24, 23:00 UTCMay 24, 23:15 UTC15m
2026-05-24 AJT5790 SDF → SAT May 24, 21:05 UTCMay 24, 21:45 UTC40m
2026-05-21 AJT2787 SAT → SDF May 21, 12:50 UTCMay 21, 14:50 UTC2h 0m
2026-05-21 AJT782 SDF → SAT May 21, 08:25 UTCMay 21, 10:55 UTC2h 30m
2026-05-21 AJT789 SAT → SDF May 21, 03:55 UTCMay 21, 05:55 UTC2h 0m
2026-05-20 AJT5790 SDF → SAT May 20, 20:05 UTCMay 20, 22:20 UTC2h 15m
2026-05-20 AJT2787 SAT → SDF May 20, 12:05 UTCMay 20, 14:05 UTC2h 0m
2026-05-20 AJT782 SDF → SAT May 20, 07:55 UTCMay 20, 10:05 UTC2h 10m
2026-05-20 AJT789 SAT → SDF May 20, 03:05 UTCMay 20, 05:30 UTC2h 26m
2026-05-19 AJT5790 SDF → SAT May 19, 20:40 UTCMay 19, 23:00 UTC2h 20m
2026-05-19 AJT2787 SAT → SDF May 19, 11:50 UTCMay 19, 13:50 UTC2h 0m
2026-05-19 AJT782 SDF → SAT May 19, 07:35 UTCMay 19, 09:40 UTC2h 5m
2026-05-19 AJT789 SAT → SDF May 19, 02:30 UTCMay 19, 04:35 UTC2h 5m
2026-05-17 AJT5790 SDF → SAT May 17, 20:05 UTCMay 17, 22:20 UTC2h 15m
2026-05-17 AJT5787 SAT → SDF May 17, 12:10 UTCMay 17, 14:05 UTC1h 55m
2026-05-16 AJT5790 SDF → SAT May 16, 20:10 UTCMay 16, 22:20 UTC2h 9m
2026-05-16 AJT5787 SAT → SDF May 16, 13:11 UTCMay 16, 15:05 UTC1h 55m
2026-05-16 AJT782 SDF → SAT May 16, 09:31 UTCMay 16, 11:41 UTC2h 10m
2026-05-16 AJT789 SAT → SDF May 16, 02:40 UTCMay 16, 04:35 UTC1h 55m
2026-05-15 AJT5790 SDF → SAT May 15, 20:05 UTCMay 15, 22:20 UTC2h 15m
2026-05-15 AJT5787 SAT → SDF May 15, 11:30 UTCMay 15, 13:30 UTC2h 0m
2026-05-15 AJT782 SDF → SAT May 15, 07:25 UTCMay 15, 09:30 UTC2h 5m
2026-05-15 AJT789 SAT → SDF May 15, 02:35 UTCMay 15, 04:35 UTC2h 0m
2026-05-14 AJT5790 SDF → SAT May 14, 20:00 UTCMay 14, 22:10 UTC2h 10m
2026-05-14 AJT2787 SAT → SDF May 14, 11:20 UTCMay 14, 13:20 UTC2h 0m
2026-05-14 AJT782 SDF → SAT May 14, 07:20 UTCMay 14, 09:20 UTC2h 0m
2026-05-14 AJT789 SAT → SDF May 14, 03:05 UTCMay 14, 05:10 UTC2h 5m
2026-05-13 AJT5790 SDF → SAT May 13, 19:55 UTCMay 13, 22:00 UTC2h 5m
2026-05-13 AJT2787 SAT → SDF May 13, 11:25 UTCMay 13, 13:20 UTC1h 55m
2026-05-13 AJT782 SDF → SAT May 13, 07:25 UTCMay 13, 09:30 UTC2h 5m
2026-05-13 AJT789 SAT → SDF May 13, 02:35 UTCMay 13, 04:35 UTC2h 0m
2026-05-12 AJT5790 SDF → SAT May 12, 19:55 UTCMay 12, 22:05 UTC2h 10m
2026-05-12 AJT2787 SAT → SDF May 12, 11:40 UTCMay 12, 13:40 UTC2h 0m
2026-05-12 AJT782 SDF → SAT May 12, 07:30 UTCMay 12, 09:35 UTC2h 5m
2026-05-12 AJT1395 MIA → SDF May 12, 03:00 UTCMay 12, 05:05 UTC2h 5m

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 N566NC page for operator, model, and routing details .

Mode-S A73E63 frequently asked

What is Mode-S code A73E63?
A73E63 is an ICAO 24-bit transponder address. Allocated to United States. Assigned to N566NC.
Where is Mode-S A73E63 registered?
Mode-S code A73E63 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 A73E63 broadcasting right now?
No active broadcast right now. Last signal was 4h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex A73E63, octal 51637143, decimal 10,960,483.
What flights does A73E63 operate?
Mode-S A73E63 has broadcast 20 distinct callsigns, including AJT5790, AJT782, AJT789, AJT2787, AJT5787.