sensors Mode-S transponder
0C20AC
ICAO 24-bit transponder address · allocated to Suriname
Currently assigned to HP-1842CMP · BOEING 737-800
- Hex
- 0C20AC
- Octal
- 03020254
- Decimal
- 794,796
- Country
- SR
- Tail
- HP-1842CMP
- Type
- B738
- Flights observed
- 182
- Distinct callsigns
- 20
- Country
- SR
- Last broadcast
- 1h ago
Current position
Country allocation
The ICAO 24-bit address 0C20AC falls within the block assigned to Suriname (SR) by ICAO Annex 10, Volume III. Every aircraft registered in Suriname 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 |
|---|---|---|---|
| CMP120 | Copa Airlines | 8 | 2026-07-03 |
| CMP721 | - | 6 | 2026-07-08 |
| CMP121 | - | 6 | 2026-07-12 |
| CMP285 | - | 4 | 2026-07-08 |
| CMP252 | - | 4 | 2026-07-07 |
| CMP137 | Copa Airlines | 4 | 2026-07-04 |
| CMP891 | - | 3 | 2026-06-17 |
| CMP884 | Copa Airlines | 3 | 2026-06-03 |
| CMP862 | Copa Airlines | 3 | 2026-05-18 |
| CMP716 | - | 3 | 2026-07-12 |
| CMP709 | Copa Airlines | 3 | 2026-05-29 |
| CMP484 | Copa Airlines | 3 | 2026-04-25 |
| CMP448 | Copa Airlines | 3 | 2026-06-09 |
| CMP427 | - | 3 | 2026-07-05 |
| CMP403 | Copa Airlines | 3 | 2026-06-10 |
| CMP366 | Copa Airlines | 3 | 2026-05-14 |
| CMP361 | Copa Airlines | 3 | 2026-06-05 |
| CMP357 | Copa Airlines | 3 | 2026-04-28 |
| CMP293 | Copa Airlines | 3 | 2026-05-13 |
| CMP175 | - | 3 | 2026-04-13 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-13 | CMP483 | - | Jul 13, 20:25 UTC | Jul 14, 01:00 UTC | 4h 35m |
| 2026-07-13 | CMP480 | PTY → STI | Jul 13, 13:20 UTC | Jul 13, 18:30 UTC | 5h 10m |
| 2026-07-12 | CMP121 | - | Jul 12, 19:40 UTC | Jul 13, 02:25 UTC | 6h 45m |
| 2026-07-12 | CMP716 | - | Jul 12, 00:10 UTC | Jul 12, 18:01 UTC | 17h 50m |
| 2026-07-11 | CMP715 | PTY → AUS | Jul 11, 13:45 UTC | Jul 11, 21:55 UTC | 8h 10m |
| 2026-07-10 | CMP767 | AUA → PTY | Jul 10, 20:00 UTC | Jul 11, 01:15 UTC | 5h 15m |
| 2026-07-10 | CMP768 | - | Jul 10, 18:25 UTC | Jul 10, 18:35 UTC | 10m |
| 2026-07-10 | CMP817 | IAD → PTY | Jul 10, 10:40 UTC | Jul 10, 14:10 UTC | 3h 30m |
| 2026-07-09 | CMP814 | MCO → IAD | Jul 9, 18:35 UTC | Jul 10, 05:30 UTC | 10h 55m |
| 2026-07-09 | CMP1842 | - | Jul 9, 15:25 UTC | Jul 9, 16:05 UTC | 40m |
| 2026-07-08 | CMP285 | - | Jul 8, 07:05 UTC | Jul 9, 02:55 UTC | 19h 50m |
| 2026-07-08 | CMP285 | - | Jul 8, 03:10 UTC | Jul 9, 02:55 UTC | 23h 45m |
| 2026-07-08 | CMP721 | - | Jul 8, 01:25 UTC | Jul 9, 00:20 UTC | 22h 55m |
| 2026-07-07 | CMP721 | - | Jul 7, 19:40 UTC | Jul 8, 18:05 UTC | 22h 25m |
| 2026-07-07 | CMP252 | - | Jul 7, 04:55 UTC | Jul 7, 16:10 UTC | 11h 15m |
| 2026-07-06 | CMP269 | - | Jul 6, 10:20 UTC | Jul 7, 03:10 UTC | 16h 50m |
| 2026-07-05 | CMP427 | - | Jul 5, 18:45 UTC | Jul 6, 02:05 UTC | 7h 20m |
| 2026-07-05 | CMP264 | - | Jul 5, 08:00 UTC | Jul 5, 16:55 UTC | 8h 55m |
| 2026-07-04 | CMP137 | MEX → PTY | Jul 4, 16:05 UTC | Jul 4, 23:40 UTC | 7h 35m |
| 2026-07-03 | CMP121 | - | Jul 3, 19:35 UTC | Jul 4, 03:40 UTC | 8h 5m |
| 2026-07-03 | CMP120 | PTY → MEX | Jul 3, 17:00 UTC | Jul 3, 18:00 UTC | 1h 0m |
| 2026-07-03 | CMP252 | - | Jul 3, 05:00 UTC | Jul 3, 16:35 UTC | 11h 35m |
| 2026-07-02 | CMP269 | - | Jul 2, 11:20 UTC | Jul 3, 03:20 UTC | 16h 0m |
| 2026-07-02 | CMP886 | - | Jul 2, 02:15 UTC | Jul 2, 02:25 UTC | 10m |
| 2026-07-01 | CMP121 | - | Jul 1, 20:00 UTC | Jul 1, 22:20 UTC | 2h 20m |
| 2026-07-01 | CMP120 | PTY → MEX | Jul 1, 15:30 UTC | Jul 1, 18:05 UTC | 2h 35m |
| 2026-06-30 | CMP120 | PTY → MEX | Jun 30, 21:05 UTC | Jul 1, 18:05 UTC | 21h 0m |
| 2026-06-30 | CMP724 | - | Jun 30, 19:05 UTC | Jul 1, 18:05 UTC | 23h 0m |
| 2026-06-30 | CMP724 | - | Jun 30, 18:50 UTC | Jul 1, 16:35 UTC | 21h 45m |
| 2026-06-29 | CMP747 | - | Jun 29, 23:49 UTC | Jun 30, 16:05 UTC | 16h 16m |
| 2026-06-29 | CMP747 | - | Jun 29, 17:49 UTC | Jun 30, 16:05 UTC | 22h 16m |
| 2026-06-29 | CMP127 | - | Jun 29, 05:04 UTC | Jun 30, 00:39 UTC | 19h 35m |
| 2026-06-27 | CMP833 | JFK → PTY | Jun 27, 19:55 UTC | Jun 27, 20:09 UTC | 15m |
| 2026-06-27 | CMP897 | - | Jun 27, 07:55 UTC | Jun 27, 18:20 UTC | 10h 25m |
| 2026-06-26 | CMP899 | - | Jun 26, 12:55 UTC | Jun 27, 06:40 UTC | 17h 45m |
| 2026-06-26 | CMP290 | - | Jun 26, 09:59 UTC | Jun 27, 06:40 UTC | 20h 40m |
| 2026-06-25 | CMP471 | YYZ → PTY | Jun 25, 13:05 UTC | Jun 26, 08:05 UTC | 19h 0m |
| 2026-06-25 | CMP471 | YYZ → PTY | Jun 25, 12:35 UTC | Jun 26, 08:05 UTC | 19h 30m |
| 2026-06-24 | CMP470 | MCO → YYZ | Jun 24, 17:59 UTC | Jun 25, 05:05 UTC | 11h 5m |
| 2026-06-24 | CMP805 | PTY → MCO | Jun 24, 13:20 UTC | Jun 24, 15:39 UTC | 2h 20m |
| 2026-06-22 | CMP149 | - | Jun 22, 07:34 UTC | Jun 22, 18:24 UTC | 10h 50m |
| 2026-06-21 | CMP138 | - | Jun 21, 18:44 UTC | Jun 22, 00:40 UTC | 5h 55m |
| 2026-06-20 | CMP778 | GDL → PTY | Jun 20, 13:59 UTC | Jun 20, 21:30 UTC | 7h 30m |
| 2026-06-19 | CMP173 | - | Jun 19, 10:09 UTC | Jun 19, 12:04 UTC | 1h 55m |
| 2026-06-19 | CMP427 | - | Jun 19, 00:05 UTC | Jun 19, 02:09 UTC | 2h 4m |
| 2026-06-17 | CMP891 | - | Jun 17, 21:50 UTC | Jun 18, 00:40 UTC | 2h 50m |
| 2026-06-17 | CMP807 | - | Jun 17, 06:15 UTC | Jun 17, 20:00 UTC | 13h 45m |
| 2026-06-16 | CMP736 | PTY → JFK | Jun 16, 08:20 UTC | Jun 17, 02:15 UTC | 17h 56m |
| 2026-06-15 | CMP206 | ASU → PTY | Jun 15, 05:15 UTC | Jun 16, 00:29 UTC | 19h 15m |
| 2026-06-14 | CMP207 | - | Jun 14, 16:30 UTC | Jun 15, 03:30 UTC | 11h 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 HP-1842CMP page for operator, model, and routing details .