sensors Mode-S transponder
0C2161
ICAO 24-bit transponder address · allocated to Suriname
Currently assigned to HP-9916CMP · BOEING 737 MAX 9
- Hex
- 0C2161
- Octal
- 03020541
- Decimal
- 794,977
- Country
- SR
- Tail
- HP-9916CMP
- Type
- B39M
- Flights observed
- 225
- Distinct callsigns
- 20
- Country
- SR
- Last broadcast
- Jul 26, 20:35 UTC
Last known position
Country allocation
The ICAO 24-bit address 0C2161 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 |
|---|---|---|---|
| CMP362 | - | 18 | 2026-06-26 |
| CMP167 | - | 15 | 2026-07-06 |
| CMP809 | Copa Airlines | 14 | 2026-07-13 |
| CMP360 | Copa Airlines | 12 | 2026-06-25 |
| CMP873 | - | 9 | 2026-07-04 |
| CMP704 | Copa Airlines | 9 | 2026-07-22 |
| CMP812 | - | 8 | 2026-07-13 |
| CMP346 | - | 7 | 2026-07-14 |
| CMP168 | - | 7 | 2026-07-07 |
| CMP382 | Copa Airlines | 6 | 2026-06-13 |
| CMP701 | Copa Airlines | 5 | 2026-07-17 |
| CMP486 | - | 5 | 2026-06-27 |
| CMP409 | - | 5 | 2026-07-16 |
| CMP215 | Copa Airlines | 5 | 2026-07-23 |
| CMP124 | - | 5 | 2026-07-12 |
| CMP872 | - | 4 | 2026-07-05 |
| CMP705 | - | 4 | 2026-07-22 |
| CMP328 | - | 4 | 2026-06-27 |
| CMP283 | - | 4 | 2026-06-30 |
| CMP702 | - | 3 | 2026-07-18 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-26 | CMP306 | LAX → PTY | Jul 26, 09:25 UTC | Jul 26, 20:35 UTC | 11h 10m |
| 2026-07-25 | CMP302 | PTY → LAX | Jul 25, 19:05 UTC | Jul 26, 06:10 UTC | 11h 5m |
| 2026-07-24 | CMP278 | EZE → PTY | Jul 24, 19:15 UTC | Jul 25, 05:50 UTC | 10h 35m |
| 2026-07-24 | CMP278 | EZE → PTY | Jul 24, 15:15 UTC | Jul 24, 16:15 UTC | 1h 0m |
| 2026-07-23 | CMP215 | GIG → PTY | Jul 23, 14:00 UTC | Jul 24, 08:05 UTC | 18h 5m |
| 2026-07-22 | CMP705 | - | Jul 22, 21:00 UTC | Jul 23, 10:50 UTC | 13h 50m |
| 2026-07-22 | CMP704 | PTY → BOS | Jul 22, 14:15 UTC | Jul 22, 18:55 UTC | 4h 40m |
| 2026-07-21 | CMP704 | PTY → BOS | Jul 21, 19:05 UTC | Jul 22, 18:15 UTC | 23h 10m |
| 2026-07-21 | CMP215 | GIG → PTY | Jul 21, 15:35 UTC | Jul 22, 14:15 UTC | 22h 40m |
| 2026-07-21 | CMP215 | GIG → PTY | Jul 21, 13:40 UTC | Jul 21, 19:35 UTC | 5h 55m |
| 2026-07-21 | CMP216 | PTY → GIG | Jul 21, 04:40 UTC | Jul 21, 10:30 UTC | 5h 50m |
| 2026-07-19 | CMP498 | SCL → PTY | Jul 19, 18:50 UTC | Jul 19, 19:40 UTC | 50m |
| 2026-07-18 | CMP444 | - | Jul 18, 23:05 UTC | Jul 19, 09:00 UTC | 9h 55m |
| 2026-07-18 | CMP443 | PTY → IAD | Jul 18, 15:25 UTC | Jul 18, 19:05 UTC | 3h 40m |
| 2026-07-18 | CMP702 | - | Jul 18, 06:15 UTC | Jul 18, 11:45 UTC | 5h 30m |
| 2026-07-17 | CMP701 | PTY → GRU | Jul 17, 07:44 UTC | Jul 18, 02:14 UTC | 18h 30m |
| 2026-07-17 | CMP701 | PTY → GRU | Jul 17, 04:20 UTC | Jul 18, 02:14 UTC | 21h 55m |
| 2026-07-17 | CMP701 | PTY → GRU | Jul 17, 03:34 UTC | Jul 18, 02:14 UTC | 22h 40m |
| 2026-07-16 | CMP219 | - | Jul 16, 06:30 UTC | Jul 17, 01:15 UTC | 18h 45m |
| 2026-07-16 | CMP409 | - | Jul 16, 04:20 UTC | Jul 17, 01:15 UTC | 20h 55m |
| 2026-07-16 | CMP409 | - | Jul 16, 03:35 UTC | Jul 17, 01:15 UTC | 21h 40m |
| 2026-07-15 | CMP408 | EZE → SFO | Jul 15, 08:35 UTC | Jul 16, 00:50 UTC | 16h 15m |
| 2026-07-14 | CMP346 | - | Jul 14, 18:55 UTC | Jul 15, 07:05 UTC | 12h 9m |
| 2026-07-13 | CMP812 | - | Jul 13, 19:50 UTC | Jul 14, 05:55 UTC | 10h 5m |
| 2026-07-13 | CMP809 | PTY → JFK | Jul 13, 13:45 UTC | Jul 13, 17:35 UTC | 3h 50m |
| 2026-07-12 | CMP809 | PTY → JFK | Jul 12, 19:55 UTC | Jul 13, 17:35 UTC | 21h 40m |
| 2026-07-12 | CMP809 | PTY → JFK | Jul 12, 17:20 UTC | Jul 13, 16:15 UTC | 22h 55m |
| 2026-07-12 | CMP124 | - | Jul 12, 06:10 UTC | Jul 12, 19:55 UTC | 13h 45m |
| 2026-07-11 | CMP369 | MVD → PTY | Jul 11, 12:50 UTC | Jul 12, 04:35 UTC | 15h 45m |
| 2026-07-10 | CMP368 | - | Jul 10, 19:25 UTC | Jul 11, 09:35 UTC | 14h 10m |
| 2026-07-09 | CMP812 | - | Jul 9, 22:20 UTC | Jul 10, 19:30 UTC | 21h 10m |
| 2026-07-09 | CMP812 | - | Jul 9, 20:20 UTC | Jul 10, 19:30 UTC | 23h 10m |
| 2026-07-09 | CMP812 | - | Jul 9, 20:05 UTC | Jul 10, 00:15 UTC | 4h 10m |
| 2026-07-08 | CMP809 | PTY → JFK | Jul 8, 23:05 UTC | Jul 9, 17:50 UTC | 18h 45m |
| 2026-07-08 | CMP809 | PTY → JFK | Jul 8, 21:40 UTC | Jul 9, 17:50 UTC | 20h 10m |
| 2026-07-08 | CMP811 | - | Jul 8, 08:05 UTC | Jul 8, 18:45 UTC | 10h 40m |
| 2026-07-07 | CMP810 | - | Jul 7, 10:20 UTC | Jul 8, 06:00 UTC | 19h 40m |
| 2026-07-07 | CMP810 | - | Jul 7, 09:55 UTC | Jul 8, 06:00 UTC | 20h 5m |
| 2026-07-07 | CMP168 | - | Jul 7, 05:35 UTC | Jul 8, 02:15 UTC | 20h 40m |
| 2026-07-06 | CMP167 | - | Jul 6, 16:25 UTC | Jul 7, 03:50 UTC | 11h 25m |
| 2026-07-06 | CMP432 | - | Jul 6, 03:40 UTC | Jul 6, 05:35 UTC | 1h 55m |
| 2026-07-05 | CMP872 | - | Jul 5, 04:55 UTC | Jul 5, 09:20 UTC | 4h 25m |
| 2026-07-04 | CMP873 | - | Jul 4, 08:20 UTC | Jul 5, 03:30 UTC | 19h 10m |
| 2026-07-04 | CMP702 | - | Jul 4, 06:30 UTC | Jul 5, 03:30 UTC | 21h 0m |
| 2026-07-03 | CMP701 | - | Jul 3, 08:35 UTC | Jul 3, 23:30 UTC | 14h 55m |
| 2026-07-02 | CMP346 | - | Jul 2, 12:30 UTC | Jul 3, 07:00 UTC | 18h 30m |
| 2026-07-02 | CMP346 | - | Jul 2, 10:20 UTC | Jul 3, 07:00 UTC | 20h 40m |
| 2026-07-02 | CMP346 | - | Jul 2, 08:20 UTC | Jul 3, 07:00 UTC | 22h 40m |
| 2026-07-01 | CMP743 | - | Jul 1, 14:35 UTC | Jul 2, 06:35 UTC | 16h 0m |
| 2026-06-30 | CMP283 | - | Jun 30, 18:20 UTC | Jul 1, 12:50 UTC | 18h 30m |
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-9916CMP page for operator, model, and routing details .