sensors Mode-S transponder
5140E1
ICAO 24-bit transponder address · allocated to Georgia
Currently assigned to 4L-CMC · BOEING 767-300
- Hex
- 5140E1
- Octal
- 24240341
- Decimal
- 5,325,025
- Country
- GE
- Tail
- 4L-CMC
- Type
- B763
- Flights observed
- 83
- Distinct callsigns
- 16
- Country
- GE
- Last broadcast
- 1h ago
Last known position
Country allocation
The ICAO 24-bit address 5140E1 falls within the block assigned to Georgia (GE) by ICAO Annex 10, Volume III. Every aircraft registered in Georgia 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 16 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| CMS581 | - | 20 | 2026-05-29 |
| CMS582 | - | 19 | 2026-05-27 |
| CMS512 | - | 8 | 2026-05-20 |
| CMS511 | - | 7 | 2026-05-20 |
| CMS654D | - | 4 | 2026-05-24 |
| CMS653D | - | 4 | 2026-05-24 |
| CMS501 | - | 4 | 2026-05-21 |
| CMS591 | - | 3 | 2026-05-23 |
| CMS561 | - | 3 | 2026-04-28 |
| CMS501D | - | 3 | 2026-05-28 |
| CMS592 | - | 2 | 2026-05-06 |
| CMS502D | - | 2 | 2026-05-03 |
| CMS562 | - | 1 | 2026-04-27 |
| CMS504 | - | 1 | 2026-05-29 |
| CMS503 | - | 1 | 2026-05-29 |
| CMS502 | - | 1 | 2026-04-16 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | CMS581 | TBS → TBS | May 29, 16:00 UTC | May 30, 07:50 UTC | 15h 50m |
| 2026-05-29 | CMS504 | - | May 29, 13:10 UTC | May 29, 13:15 UTC | 5m |
| 2026-05-29 | CMS503 | - | May 29, 05:35 UTC | May 29, 06:35 UTC | 1h 0m |
| 2026-05-28 | CMS501D | TBS → TBS | May 28, 09:55 UTC | May 28, 22:00 UTC | 12h 5m |
| 2026-05-28 | CMS581 | - | May 28, 05:15 UTC | May 28, 05:25 UTC | 10m |
| 2026-05-27 | CMS582 | - | May 27, 20:15 UTC | May 27, 21:10 UTC | 55m |
| 2026-05-27 | CMS582 | TBS → TBS | May 27, 01:09 UTC | May 27, 17:45 UTC | 16h 35m |
| 2026-05-26 | CMS581 | - | May 26, 09:45 UTC | May 26, 11:54 UTC | 2h 10m |
| 2026-05-26 | CMS582 | - | May 26, 03:40 UTC | May 26, 07:24 UTC | 3h 45m |
| 2026-05-25 | CMS582 | TBS → TBS | May 25, 04:10 UTC | May 25, 21:35 UTC | 17h 24m |
| 2026-05-24 | CMS654D | ATH → TBS | May 24, 18:15 UTC | May 24, 20:45 UTC | 2h 30m |
| 2026-05-24 | CMS653D | TBS → ATH | May 24, 13:15 UTC | May 24, 15:50 UTC | 2h 35m |
| 2026-05-23 | CMS591 | TBS → TBS | May 23, 16:05 UTC | May 24, 08:35 UTC | 16h 30m |
| 2026-05-23 | CMS581 | - | May 23, 11:05 UTC | May 23, 14:45 UTC | 3h 40m |
| 2026-05-23 | CMS582 | - | May 23, 03:40 UTC | May 23, 07:20 UTC | 3h 40m |
| 2026-05-22 | CMS581 | TBS → TBS | May 22, 04:20 UTC | May 22, 21:05 UTC | 16h 45m |
| 2026-05-21 | CMS501 | TBS → TBS | May 21, 06:05 UTC | May 21, 18:40 UTC | 12h 35m |
| 2026-05-20 | CMS511 | - | May 20, 14:10 UTC | May 20, 14:20 UTC | 10m |
| 2026-05-20 | CMS511 | - | May 20, 10:05 UTC | May 20, 12:50 UTC | 2h 45m |
| 2026-05-20 | CMS512 | - | May 20, 04:00 UTC | May 20, 08:30 UTC | 4h 31m |
| 2026-05-19 | CMS511 | TBS → TBS | May 19, 06:45 UTC | May 19, 19:25 UTC | 12h 40m |
| 2026-05-19 | CMS511 | - | May 19, 01:30 UTC | May 19, 02:25 UTC | 55m |
| 2026-05-18 | CMS512 | - | May 18, 20:40 UTC | May 18, 21:30 UTC | 50m |
| 2026-05-18 | CMS512 | - | May 18, 12:10 UTC | May 18, 12:40 UTC | 30m |
| 2026-05-17 | CMS511 | - | May 17, 10:50 UTC | May 17, 11:20 UTC | 30m |
| 2026-05-17 | CMS654D | ATH → TBS | May 17, 06:15 UTC | May 17, 08:30 UTC | 2h 15m |
| 2026-05-17 | CMS653D | TBS → ATH | May 17, 01:10 UTC | May 17, 04:00 UTC | 2h 50m |
| 2026-05-16 | CMS591 | TBS → TBS | May 16, 04:05 UTC | May 16, 21:45 UTC | 17h 40m |
| 2026-05-15 | CMS511 | - | May 15, 20:55 UTC | May 16, 01:15 UTC | 4h 20m |
| 2026-05-15 | CMS512 | - | May 15, 14:15 UTC | May 15, 18:55 UTC | 4h 39m |
| 2026-05-14 | CMS511 | TBS → TBS | May 14, 23:40 UTC | May 15, 11:50 UTC | 12h 10m |
| 2026-05-14 | CMS501 | TBS → TBS | May 14, 06:35 UTC | May 14, 19:10 UTC | 12h 35m |
| 2026-05-12 | CMS581 | - | May 12, 13:05 UTC | May 12, 13:15 UTC | 10m |
| 2026-05-12 | CMS581 | - | May 12, 09:55 UTC | May 12, 11:50 UTC | 1h 55m |
| 2026-05-12 | CMS582 | TBS → BGY | May 12, 03:45 UTC | May 12, 07:55 UTC | 4h 10m |
| 2026-05-11 | CMS582 | TBS → TBS | May 11, 04:20 UTC | May 11, 20:40 UTC | 16h 20m |
| 2026-05-09 | CMS582 | - | May 9, 15:15 UTC | May 9, 19:19 UTC | 4h 5m |
| 2026-05-08 | CMS581 | TBS → TBS | May 8, 20:50 UTC | May 9, 13:25 UTC | 16h 35m |
| 2026-05-07 | CMS512 | - | May 7, 21:15 UTC | May 7, 22:15 UTC | 1h 0m |
| 2026-05-07 | CMS512 | TBS → TBS | May 7, 06:00 UTC | May 7, 18:45 UTC | 12h 45m |
| 2026-05-06 | CMS654D | ATH → TBS | May 6, 23:40 UTC | May 7, 02:05 UTC | 2h 25m |
| 2026-05-06 | CMS653D | TBS → ATH | May 6, 18:00 UTC | May 6, 20:30 UTC | 2h 30m |
| 2026-05-06 | CMS592 | - | May 6, 12:50 UTC | May 6, 13:15 UTC | 25m |
| 2026-05-03 | CMS591 | - | May 3, 21:24 UTC | May 3, 21:50 UTC | 25m |
| 2026-05-03 | CMS502D | TBS → TBS | May 3, 06:10 UTC | May 3, 18:34 UTC | 12h 25m |
| 2026-05-02 | CMS581 | - | May 2, 10:00 UTC | May 2, 13:35 UTC | 3h 35m |
| 2026-05-02 | CMS582 | - | May 2, 03:40 UTC | May 2, 07:35 UTC | 3h 55m |
| 2026-05-01 | CMS581 | TBS → TBS | May 1, 09:10 UTC | May 2, 01:10 UTC | 16h 0m |
| 2026-04-29 | CMS512 | - | Apr 29, 23:10 UTC | Apr 30, 02:25 UTC | 3h 15m |
| 2026-04-29 | CMS512 | TBS → TBS | Apr 29, 09:10 UTC | Apr 29, 21:10 UTC | 12h 0m |
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 4L-CMC page for operator, model, and routing details .