sensors Mode-S transponder

0C210C

ICAO 24-bit transponder address · allocated to Suriname

Currently assigned to HP-9911CMP · BOEING 737 MAX 9

Hex
0C210C
Octal
03020414
Decimal
794,892
Country
SR
Tail
HP-9911CMP
Type
B39M
No current signal · last broadcast 1h ago
Flights observed
180
Distinct callsigns
20
Country
SR
Last broadcast
1h ago

Last known position

Most recent position reported by Mode-S 0C210C.

Country allocation

The ICAO 24-bit address 0C210C 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
CMP743 Copa Airlines 11 2026-05-12
CMP473 - 9 2026-07-12
CMP408 - 8 2026-06-17
CMP800 - 7 2026-07-05
CMP744 Copa Airlines 7 2026-05-31
CMP472 - 7 2026-07-11
CMP850 - 6 2026-07-07
CMP725 - 6 2026-06-28
CMP409 - 6 2026-06-18
CMP401 Copa Airlines 5 2026-04-18
CMP367 Copa Airlines 5 2026-05-18
CMP364 - 5 2026-04-15
CMP362 Copa Airlines 5 2026-05-17
CMP847 - 4 2026-07-06
CMP475 - 4 2026-07-02
CMP369 Copa Airlines 4 2026-07-08
CMP701 Copa Airlines 3 2026-04-20
CMP486 - 3 2026-06-22
CMP412 Copa Airlines 3 2026-06-08
CMP368 - 3 2026-07-08

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-13 CMP278 - Jul 13, 18:10 UTCJul 14, 05:20 UTC11h 10m
2026-07-12 CMP454 - Jul 12, 13:05 UTCJul 13, 08:01 UTC18h 55m
2026-07-12 CMP473 - Jul 12, 11:30 UTCJul 13, 08:01 UTC20h 30m
2026-07-12 CMP473 - Jul 12, 09:15 UTCJul 13, 08:01 UTC22h 45m
2026-07-11 CMP472 - Jul 11, 09:00 UTCJul 12, 02:05 UTC17h 5m
2026-07-10 CMP473 - Jul 10, 09:15 UTCJul 10, 20:30 UTC11h 15m
2026-07-09 CMP472 - Jul 9, 18:50 UTCJul 10, 00:10 UTC5h 20m
2026-07-08 CMP369 MVD → PTY Jul 8, 12:55 UTCJul 8, 17:55 UTC5h 0m
2026-07-08 CMP368 - Jul 8, 05:30 UTCJul 8, 10:10 UTC4h 40m
2026-07-07 CMP850 - Jul 7, 09:05 UTCJul 8, 06:00 UTC20h 55m
2026-07-07 CMP850 - Jul 7, 07:45 UTCJul 8, 06:00 UTC22h 15m
2026-07-07 CMP850 - Jul 7, 05:50 UTCJul 7, 10:55 UTC5h 5m
2026-07-06 CMP847 - Jul 6, 07:05 UTCJul 7, 01:25 UTC18h 20m
2026-07-06 CMP847 - Jul 6, 05:10 UTCJul 7, 01:25 UTC20h 15m
2026-07-05 CMP800 - Jul 5, 16:05 UTCJul 6, 03:20 UTC11h 15m
2026-07-04 CMP700 GRU → PTY Jul 4, 14:25 UTCJul 5, 02:25 UTC12h 0m
2026-07-03 CMP759 - Jul 3, 18:00 UTCJul 4, 10:10 UTC16h 10m
2026-07-02 CMP454 CUN → EZE Jul 2, 19:15 UTCJul 3, 07:15 UTC12h 0m
2026-07-02 CMP113 PTY → CUN Jul 2, 09:40 UTCJul 2, 17:50 UTC8h 10m
2026-07-02 CMP475 - Jul 2, 06:20 UTCJul 2, 06:30 UTC10m
2026-07-01 CMP433 - Jul 1, 12:45 UTCJul 1, 20:05 UTC7h 20m
2026-06-30 CMP369 MVD → PTY Jun 30, 15:10 UTCJul 1, 02:25 UTC11h 15m
2026-06-29 CMP229 - Jun 29, 20:35 UTCJun 30, 13:30 UTC16h 56m
2026-06-29 CMP228 - Jun 29, 04:39 UTCJun 29, 18:19 UTC13h 40m
2026-06-28 CMP725 - Jun 28, 16:14 UTCJun 29, 02:54 UTC10h 40m
2026-06-27 CMP285 - Jun 27, 18:20 UTCJun 28, 02:29 UTC8h 10m
2026-06-27 CMP226 PTY → MIA Jun 27, 15:30 UTCJun 27, 15:49 UTC20m
2026-06-27 CMP758 - Jun 27, 04:34 UTCJun 27, 14:09 UTC9h 35m
2026-06-26 CMP725 - Jun 26, 22:34 UTCJun 27, 02:39 UTC4h 5m
2026-06-25 CMP284 - Jun 25, 03:59 UTCJun 25, 08:55 UTC4h 55m
2026-06-24 CMP473 - Jun 24, 09:29 UTCJun 25, 00:24 UTC14h 55m
2026-06-23 CMP472 - Jun 23, 08:25 UTCJun 23, 23:44 UTC15h 20m
2026-06-22 CMP486 - Jun 22, 18:19 UTCJun 23, 06:59 UTC12h 40m
2026-06-22 CMP486 - Jun 22, 09:04 UTCJun 23, 06:59 UTC21h 55m
2026-06-22 CMP850 - Jun 22, 07:45 UTCJun 23, 06:59 UTC23h 15m
2026-06-22 CMP850 - Jun 22, 05:44 UTCJun 23, 05:00 UTC23h 15m
2026-06-21 CMP847 - Jun 21, 20:05 UTCJun 22, 01:10 UTC5h 5m
2026-06-20 CMP654 - Jun 20, 18:45 UTCJun 20, 18:54 UTC10m
2026-06-19 CMP239 MCO → PTY Jun 19, 16:09 UTCJun 19, 18:25 UTC2h 15m
2026-06-18 CMP285 - Jun 18, 07:10 UTCJun 19, 02:19 UTC19h 9m
2026-06-18 CMP409 - Jun 18, 05:05 UTCJun 19, 02:19 UTC21h 14m
2026-06-18 CMP409 - Jun 18, 03:35 UTCJun 19, 02:19 UTC22h 44m
2026-06-17 CMP408 - Jun 17, 18:55 UTCJun 18, 00:50 UTC5h 55m
2026-06-16 CMP369 MVD → PTY Jun 16, 13:09 UTCJun 16, 18:05 UTC4h 55m
2026-06-15 CMP705 BOS → PTY Jun 15, 20:30 UTCJun 16, 10:00 UTC13h 30m
2026-06-15 CMP409 - Jun 15, 03:35 UTCJun 15, 18:10 UTC14h 35m
2026-06-14 CMP408 PTY → SFO Jun 14, 05:05 UTCJun 15, 00:55 UTC19h 49m
2026-06-14 CMP408 PTY → SFO Jun 14, 03:30 UTCJun 15, 00:55 UTC21h 25m
2026-06-13 CMP408 PTY → SFO Jun 13, 05:05 UTCJun 14, 00:45 UTC19h 40m
2026-06-13 CMP408 PTY → SFO Jun 13, 04:50 UTCJun 14, 00:45 UTC19h 55m

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-9911CMP page for operator, model, and routing details .

Mode-S 0C210C frequently asked

What is Mode-S code 0C210C?
0C210C is an ICAO 24-bit transponder address. Allocated to Suriname. Assigned to HP-9911CMP.
Where is Mode-S 0C210C registered?
Mode-S code 0C210C is allocated to Suriname (SR). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 0C210C broadcasting right now?
No active broadcast right now. Last signal was 1h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 0C210C, octal 03020414, decimal 794,892.
What flights does 0C210C operate?
Mode-S 0C210C has broadcast 20 distinct callsigns, including CMP743, CMP473, CMP408, CMP800, CMP744.