sensors Mode-S transponder

407F85

ICAO 24-bit transponder address · allocated to United Kingdom

Currently assigned to G-LMTB · ATR-72-600

Hex
407F85
Octal
20077605
Decimal
4,226,949
Country
GB
Tail
G-LMTB
Type
AT76
No current signal · last broadcast 21h ago
Flights observed
283
Distinct callsigns
20
Country
GB
Last broadcast
21h ago

Last known position

Most recent position reported by Mode-S 407F85.

Country allocation

The ICAO 24-bit address 407F85 falls within the block assigned to United Kingdom (GB) by ICAO Annex 10, Volume III. Every aircraft registered in United Kingdom 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
LOG6FC Loganair 32 2026-05-18
LOG21XA Loganair 30 2026-05-18
LOG28CD Loganair 20 2026-05-18
LOG13HD Loganair 18 2026-05-15
LOG37WK Loganair 17 2026-05-15
LOG49FJ Loganair 16 2026-05-18
LOG31UD Loganair 15 2026-05-15
LOG21CB Loganair 15 2026-05-18
LOG79ES Loganair 7 2026-05-17
LOG98RX Loganair 4 2026-05-16
LOG92PJ Loganair 4 2026-05-02
LOG57GR Loganair 4 2026-05-02
LOG52UK Loganair 4 2026-05-02
LOG47ZL Loganair 4 2026-05-17
LOG42EH Loganair 4 2026-05-02
LOG41FR Loganair 4 2026-05-01
LOG34BP Loganair 4 2026-05-01
LOG26VG Loganair 4 2026-05-17
LOG18WN Loganair 4 2026-05-29
LOG82JA Loganair 3 2026-05-08

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-05-29 LOG18WN ABZ → LSI May 29, 19:20 UTCMay 29, 19:50 UTC30m
2026-05-29 LOG18WN ABZ → LSI May 29, 17:45 UTCMay 29, 18:15 UTC30m
2026-05-29 LOG24EM LSI → ABZ May 29, 16:25 UTCMay 29, 16:50 UTC25m
2026-05-29 LOG81EC ABZ → LSI May 29, 14:05 UTCMay 29, 14:30 UTC25m
2026-05-29 LOG071 ABZ → LSI May 29, 09:05 UTCMay 29, 09:20 UTC15m
2026-05-29 LOG701 ABZ → LSI May 29, 05:40 UTCMay 29, 06:10 UTC30m
2026-05-28 LOG87JB LSI → ABZ May 28, 19:15 UTCMay 28, 19:40 UTC25m
2026-05-28 LOG18WN ABZ → LSI May 28, 17:25 UTCMay 28, 18:15 UTC50m
2026-05-28 LOG24EM LSI → ABZ May 28, 16:00 UTCMay 28, 16:25 UTC25m
2026-05-28 LOG81EC ABZ → LSI May 28, 13:45 UTCMay 28, 14:15 UTC30m
2026-05-28 LOG36MJ DUB → ABZ May 28, 11:55 UTCMay 28, 13:00 UTC1h 5m
2026-05-28 LOG25JD ABZ → DUB May 28, 08:55 UTCMay 28, 10:15 UTC1h 20m
2026-05-28 LOG53DV LSI → ABZ May 28, 07:30 UTCMay 28, 07:55 UTC25m
2026-05-28 LOG84JN ABZ → LSI May 28, 05:45 UTCMay 28, 06:15 UTC30m
2026-05-27 LOG87JB LSI → ABZ May 27, 19:05 UTCMay 27, 19:30 UTC25m
2026-05-27 LOG18WN ABZ → LSI May 27, 17:15 UTCMay 27, 17:50 UTC35m
2026-05-27 LOG24EM LSI → ABZ May 27, 15:50 UTCMay 27, 16:15 UTC25m
2026-05-27 LOG42Q BGO → LSI May 27, 13:45 UTCMay 27, 14:10 UTC25m
2026-05-27 LOG35R LSI → BGO May 27, 12:30 UTCMay 27, 13:00 UTC30m
2026-05-27 LOG81EC ABZ → LSI May 27, 10:30 UTCMay 27, 10:55 UTC25m
2026-05-27 LOG53DV LSI → ABZ May 27, 07:45 UTCMay 27, 08:05 UTC20m
2026-05-27 LOG84JN ABZ → LSI May 27, 05:49 UTCMay 27, 06:20 UTC30m
2026-05-26 LOG943D - May 26, 19:30 UTCMay 26, 19:45 UTC15m
2026-05-26 LOG34CF KOI → INV May 26, 18:19 UTCMay 26, 18:40 UTC20m
2026-05-26 LOG26PQ INV → KOI May 26, 14:45 UTCMay 26, 14:55 UTC10m
2026-05-26 LOG942C - May 26, 12:50 UTCMay 26, 13:15 UTC25m
2026-05-26 LOG51S - May 26, 11:00 UTCMay 26, 11:30 UTC30m
2026-05-26 LOG50S - May 26, 06:04 UTCMay 26, 06:29 UTC25m
2026-05-25 LOG53S - May 25, 15:00 UTCMay 25, 15:25 UTC25m
2026-05-25 LOG52S - May 25, 10:10 UTCMay 25, 10:40 UTC30m
2026-05-25 LOG51S - May 25, 08:00 UTCMay 25, 08:30 UTC30m
2026-05-25 LOG50S - May 25, 05:55 UTCMay 25, 06:20 UTC25m
2026-05-24 LOG36MJ DUB → ABZ May 24, 20:00 UTCMay 24, 21:00 UTC1h 0m
2026-05-24 LOG25JD ABZ → DUB May 24, 17:40 UTCMay 24, 19:00 UTC1h 20m
2026-05-23 LOG944E BGO → ABZ May 23, 10:55 UTCMay 23, 12:20 UTC1h 25m
2026-05-23 LOG93YE LSI → BGO May 23, 09:40 UTCMay 23, 10:10 UTC30m
2026-05-23 LOG26PQ INV → KOI May 23, 07:15 UTCMay 23, 07:25 UTC10m
2026-05-23 LOG940A - May 23, 06:15 UTCMay 23, 06:30 UTC15m
2026-05-22 LOG55S LSI → ABZ May 22, 16:15 UTCMay 22, 16:40 UTC25m
2026-05-22 LOG54S - May 22, 14:35 UTCMay 22, 15:00 UTC25m
2026-05-22 LOG53S - May 22, 13:35 UTCMay 22, 14:00 UTC25m
2026-05-22 LOG52S - May 22, 09:45 UTCMay 22, 10:05 UTC20m
2026-05-22 LOG51S - May 22, 07:50 UTCMay 22, 08:15 UTC25m
2026-05-22 LOG50S - May 22, 06:05 UTCMay 22, 06:25 UTC20m
2026-05-21 LOG908 - May 21, 19:20 UTCMay 21, 19:45 UTC25m
2026-05-21 LOG907 - May 21, 14:05 UTCMay 21, 14:35 UTC30m
2026-05-21 LOG904 - May 21, 11:20 UTCMay 21, 12:05 UTC45m
2026-05-21 LOG903 - May 21, 09:35 UTCMay 21, 10:00 UTC25m
2026-05-21 LOG902P - May 21, 08:15 UTCMay 21, 08:45 UTC30m
2026-05-21 LOG901 - May 21, 06:10 UTCMay 21, 06:35 UTC25m

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 G-LMTB page for operator, model, and routing details .

Mode-S 407F85 frequently asked

What is Mode-S code 407F85?
407F85 is an ICAO 24-bit transponder address. Allocated to United Kingdom. Assigned to G-LMTB.
Where is Mode-S 407F85 registered?
Mode-S code 407F85 is allocated to United Kingdom (GB). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 407F85 broadcasting right now?
No active broadcast right now. Last signal was 21h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 407F85, octal 20077605, decimal 4,226,949.
What flights does 407F85 operate?
Mode-S 407F85 has broadcast 20 distinct callsigns, including LOG6FC, LOG21XA, LOG28CD, LOG13HD, LOG37WK.