sensors Mode-S transponder
0C205C
ICAO 24-bit transponder address · allocated to Suriname
Currently assigned to HP-1717CMP · BOEING 737-800
- Hex
- 0C205C
- Octal
- 03020134
- Decimal
- 794,716
- Country
- SR
- Tail
- HP-1717CMP
- Type
- B738
- Flights observed
- 93
- Distinct callsigns
- 20
- Country
- SR
- Last broadcast
- 19h ago
Last known position
Country allocation
The ICAO 24-bit address 0C205C 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 |
|---|---|---|---|
| CMP126 | Copa Airlines | 5 | 2026-05-24 |
| CMP462 | Copa Airlines | 4 | 2026-05-14 |
| CMP840 | Copa Airlines | 3 | 2026-05-18 |
| CMP709 | Copa Airlines | 3 | 2026-04-18 |
| CMP205 | Copa Airlines | 3 | 2026-04-19 |
| CMP806 | Copa Airlines | 2 | 2026-04-25 |
| CMP802 | Copa Airlines | 2 | 2026-04-16 |
| CMP801 | Copa Airlines | 2 | 2026-04-16 |
| CMP720 | - | 2 | 2026-05-21 |
| CMP708 | - | 2 | 2026-04-17 |
| CMP496 | Copa Airlines | 2 | 2026-05-10 |
| CMP478 | Copa Airlines | 2 | 2026-05-17 |
| CMP445 | Copa Airlines | 2 | 2026-05-17 |
| CMP434 | Copa Airlines | 2 | 2026-05-08 |
| CMP361 | Copa Airlines | 2 | 2026-04-27 |
| CMP149 | Copa Airlines | 2 | 2026-04-30 |
| CMP143 | Copa Airlines | 2 | 2026-05-14 |
| CMP142 | Copa Airlines | 2 | 2026-05-14 |
| CMP135 | Copa Airlines | 2 | 2026-05-25 |
| CMP131 | - | 2 | 2026-04-13 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | CMP236 | ORD → PTY | May 29, 13:15 UTC | May 29, 17:15 UTC | 4h 0m |
| 2026-05-29 | CMP235 | PTY → ORD | May 29, 01:30 UTC | May 29, 05:45 UTC | 4h 15m |
| 2026-05-27 | CMP425 | TGU → PTY | May 27, 15:00 UTC | May 27, 17:50 UTC | 2h 50m |
| 2026-05-26 | CMP384 | GUA → PTY | May 26, 19:50 UTC | May 27, 17:50 UTC | 22h 0m |
| 2026-05-26 | CMP358 | PTY → GUA | May 26, 12:30 UTC | May 26, 17:55 UTC | 5h 25m |
| 2026-05-26 | CMP430 | PTY → MIA | May 26, 04:39 UTC | May 26, 04:50 UTC | 10m |
| 2026-05-25 | CMP135 | MEX → PTY | May 25, 21:54 UTC | May 25, 23:35 UTC | 1h 40m |
| 2026-05-25 | CMP136 | PTY → MEX | May 25, 07:05 UTC | May 25, 20:09 UTC | 13h 5m |
| 2026-05-24 | CMP126 | VVI → PTY | May 24, 11:55 UTC | May 25, 07:55 UTC | 20h 0m |
| 2026-05-24 | CMP126 | VVI → PTY | May 24, 10:20 UTC | May 25, 07:55 UTC | 21h 35m |
| 2026-05-23 | CMP427 | PTY → MIA | May 23, 19:15 UTC | May 24, 02:15 UTC | 7h 0m |
| 2026-05-23 | CMP407 | GUA → PTY | May 23, 10:30 UTC | May 23, 17:10 UTC | 6h 40m |
| 2026-05-22 | CMP390 | PTY → GUA | May 22, 18:00 UTC | May 23, 02:10 UTC | 8h 10m |
| 2026-05-21 | CMP719 | - | May 21, 23:00 UTC | May 22, 20:55 UTC | 21h 55m |
| 2026-05-21 | CMP720 | - | May 21, 19:20 UTC | May 22, 18:15 UTC | 22h 55m |
| 2026-05-21 | CMP267 | SDQ → PTY | May 21, 13:30 UTC | May 21, 23:00 UTC | 9h 30m |
| 2026-05-20 | CMP451 | SJU → PTY | May 20, 13:00 UTC | May 20, 13:15 UTC | 15m |
| 2026-05-20 | CMP450 | PTY → SJU | May 20, 02:05 UTC | May 20, 02:20 UTC | 15m |
| 2026-05-19 | CMP720 | - | May 19, 17:50 UTC | May 19, 20:55 UTC | 3h 5m |
| 2026-05-18 | CMP414 | BOG → PTY | May 18, 23:30 UTC | May 19, 20:55 UTC | 21h 25m |
| 2026-05-18 | CMP413 | PTY → BOG | May 18, 21:50 UTC | May 18, 22:00 UTC | 10m |
| 2026-05-18 | CMP840 | LIM → PTY | May 18, 09:35 UTC | May 18, 18:10 UTC | 8h 35m |
| 2026-05-17 | CMP445 | MCO → PTY | May 17, 23:45 UTC | May 18, 06:50 UTC | 7h 5m |
| 2026-05-17 | CMP478 | PTY → MCO | May 17, 12:35 UTC | May 17, 20:45 UTC | 8h 10m |
| 2026-05-16 | CMP840 | LIM → PTY | May 16, 09:35 UTC | May 16, 23:50 UTC | 14h 15m |
| 2026-05-15 | CMP838 | PTY → LIM | May 15, 15:20 UTC | May 16, 04:05 UTC | 12h 45m |
| 2026-05-15 | CMP860 | PTY → BOG | May 15, 04:50 UTC | May 15, 05:00 UTC | 10m |
| 2026-05-14 | CMP143 | SJU → PTY | May 14, 22:40 UTC | May 14, 22:55 UTC | 15m |
| 2026-05-14 | CMP142 | PTY → SJU | May 14, 19:50 UTC | May 14, 20:05 UTC | 15m |
| 2026-05-14 | CMP462 | LIM → PTY | May 14, 12:30 UTC | May 14, 13:15 UTC | 45m |
| 2026-05-13 | CMP246 | MIA → PTY | May 13, 10:40 UTC | May 13, 23:40 UTC | 13h 0m |
| 2026-05-12 | CMP137 | MEX → PTY | May 12, 16:10 UTC | May 13, 00:20 UTC | 8h 10m |
| 2026-05-11 | CMP389 | GUA → PTY | May 11, 13:20 UTC | May 12, 03:45 UTC | 14h 25m |
| 2026-05-10 | CMP496 | PTY → GUA | May 10, 18:35 UTC | May 11, 04:30 UTC | 9h 55m |
| 2026-05-10 | CMP324 | PTY → CUN | May 10, 00:05 UTC | May 10, 23:00 UTC | 22h 55m |
| 2026-05-09 | CMP445 | MCO → PTY | May 9, 22:10 UTC | May 10, 19:00 UTC | 20h 50m |
| 2026-05-09 | CMP478 | PTY → MCO | May 9, 12:20 UTC | May 9, 20:10 UTC | 7h 50m |
| 2026-05-08 | CMP434 | PTY → MCO | May 8, 13:10 UTC | May 9, 02:05 UTC | 12h 55m |
| 2026-05-07 | CMP496 | PTY → GUA | May 7, 16:55 UTC | May 8, 04:25 UTC | 11h 30m |
| 2026-05-07 | CMP102 | PTY → GUA | May 7, 14:50 UTC | May 7, 15:20 UTC | 30m |
| 2026-05-05 | CMP400 | LIM → PTY | May 5, 16:30 UTC | May 5, 17:05 UTC | 35m |
| 2026-05-04 | CMP840 | LIM → PTY | May 4, 09:30 UTC | May 5, 03:35 UTC | 18h 6m |
| 2026-05-03 | CMP104 | CUN → PTY | May 3, 12:20 UTC | May 4, 04:20 UTC | 16h 0m |
| 2026-05-02 | CMP103 | PTY → CUN | May 2, 14:20 UTC | May 3, 02:45 UTC | 12h 25m |
| 2026-05-02 | CMP884 | SAL → PTY | May 2, 01:50 UTC | May 3, 01:00 UTC | 23h 11m |
| 2026-05-01 | CMP868 | MCO → PTY | May 1, 19:50 UTC | May 2, 14:30 UTC | 18h 40m |
| 2026-05-01 | CMP867 | PTY → MCO | May 1, 09:30 UTC | May 1, 17:20 UTC | 7h 50m |
| 2026-04-30 | CMP149 | MEX → PTY | Apr 30, 09:05 UTC | May 1, 04:15 UTC | 19h 10m |
| 2026-04-30 | CMP149 | MEX → PTY | Apr 30, 07:50 UTC | May 1, 04:15 UTC | 20h 25m |
| 2026-04-29 | CMP138 | PTY → MEX | Apr 29, 15:40 UTC | Apr 30, 00:55 UTC | 9h 14m |
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-1717CMP page for operator, model, and routing details .