sensors Mode-S transponder

00B099

ICAO 24-bit transponder address · allocated to South Africa

Currently assigned to ZS-SJW · BOEING 737-800

Hex
00B099
Octal
00130231
Decimal
45,209
Country
ZA
Tail
ZS-SJW
Type
B738
No current signal · last broadcast Jul 19, 19:05 UTC
Flights observed
440
Distinct callsigns
20
Country
ZA
Last broadcast
Jul 19, 19:05 UTC

Last known position

Most recent position reported by Mode-S 00B099.

Country allocation

The ICAO 24-bit address 00B099 falls within the block assigned to South Africa (ZA) by ICAO Annex 10, Volume III. Every aircraft registered in South Africa 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
SFR206 - 18 2026-07-16
SFR113 Safair 17 2026-07-07
SFR604 - 14 2026-07-16
SFR605 - 13 2026-07-16
SFR600 Safair 12 2026-06-15
SFR691 - 10 2026-07-12
SFR207 - 10 2026-07-16
SFR115 - 10 2026-07-14
SFR806 - 9 2026-07-10
SFR661 - 9 2026-07-12
SFR101 - 9 2026-07-07
SFR690 - 8 2026-07-15
SFR601 - 8 2026-06-15
SFR292 - 8 2026-07-14
SFR177 - 8 2026-06-15
SFR112 - 8 2026-07-07
SFR100 - 7 2026-07-07
SFR624 - 6 2026-07-17
SFR276 Safair 6 2026-06-08
SFR161 - 6 2026-07-12

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-19 SFR803 CPT → JNB Jul 19, 17:30 UTCJul 19, 19:05 UTC1h 35m
2026-07-19 SFR802 JNB → CPT Jul 19, 16:10 UTCJul 19, 16:30 UTC20m
2026-07-19 SFR802 JNB → CPT Jul 19, 14:20 UTCJul 19, 14:40 UTC20m
2026-07-19 SFR801 - Jul 19, 11:35 UTCJul 19, 13:05 UTC1h 30m
2026-07-19 SFR800 JNB → CPT Jul 19, 08:40 UTCJul 19, 10:45 UTC2h 5m
2026-07-19 SFR395 DUR → JNB Jul 19, 05:00 UTCJul 19, 07:35 UTC2h 35m
2026-07-18 SFR233 - Jul 18, 15:40 UTCJul 18, 19:05 UTC3h 25m
2026-07-18 SFR203 CPT → JNB Jul 18, 13:00 UTCJul 18, 14:35 UTC1h 35m
2026-07-18 SFR202 JNB → CPT Jul 18, 10:15 UTCJul 18, 12:15 UTC2h 0m
2026-07-18 SFR201 CPT → JNB Jul 18, 07:05 UTCJul 18, 08:35 UTC1h 30m
2026-07-18 SFR200 JNB → CPT Jul 18, 05:55 UTCJul 18, 06:15 UTC20m
2026-07-18 SFR200 JNB → CPT Jul 18, 04:15 UTCJul 18, 04:30 UTC15m
2026-07-17 SFR625 - Jul 17, 19:30 UTCJul 17, 21:05 UTC1h 35m
2026-07-17 SFR624 - Jul 17, 18:25 UTCJul 17, 18:40 UTC15m
2026-07-17 SFR624 - Jul 17, 16:44 UTCJul 17, 16:59 UTC15m
2026-07-17 SFR651 - Jul 17, 14:44 UTCJul 17, 15:05 UTC20m
2026-07-17 SFR650 - Jul 17, 11:15 UTCJul 17, 11:30 UTC15m
2026-07-17 SFR633 - Jul 17, 06:15 UTCJul 17, 09:50 UTC3h 35m
2026-07-16 SFR207 - Jul 16, 13:30 UTCJul 16, 15:10 UTC1h 40m
2026-07-16 SFR206 - Jul 16, 12:20 UTCJul 16, 12:34 UTC15m
2026-07-16 SFR206 - Jul 16, 10:40 UTCJul 16, 10:59 UTC20m
2026-07-16 SFR605 - Jul 16, 07:45 UTCJul 16, 09:30 UTC1h 45m
2026-07-16 SFR604 - Jul 16, 04:55 UTCJul 16, 06:45 UTC1h 50m
2026-07-15 SFR690 CPT → JNB Jul 15, 13:25 UTCJul 15, 15:05 UTC1h 40m
2026-07-14 SFR115 - Jul 14, 19:20 UTCJul 14, 19:40 UTC20m
2026-07-14 SFR115 - Jul 14, 17:40 UTCJul 14, 18:05 UTC25m
2026-07-14 SFR114 - Jul 14, 14:50 UTCJul 14, 16:25 UTC1h 35m
2026-07-14 SFR130 CPT → CPT Jul 14, 10:50 UTCJul 14, 13:45 UTC2h 55m
2026-07-14 SFR292 - Jul 14, 07:55 UTCJul 14, 09:55 UTC2h 0m
2026-07-14 SFR292 - Jul 14, 05:15 UTCJul 14, 05:30 UTC15m
2026-07-13 SFR115 - Jul 13, 19:40 UTCJul 13, 20:15 UTC35m
2026-07-13 SFR115 - Jul 13, 18:00 UTCJul 13, 18:20 UTC20m
2026-07-13 SFR114 - Jul 13, 14:55 UTCJul 13, 16:30 UTC1h 35m
2026-07-13 SFR292 - Jul 13, 08:45 UTCJul 13, 10:45 UTC2h 0m
2026-07-13 SFR293 - Jul 13, 05:25 UTCJul 13, 07:45 UTC2h 20m
2026-07-12 SFR691 - Jul 12, 16:45 UTCJul 12, 18:35 UTC1h 50m
2026-07-12 SFR690 - Jul 12, 13:25 UTCJul 12, 13:45 UTC20m
2026-07-12 SFR161 - Jul 12, 12:10 UTCJul 12, 12:25 UTC15m
2026-07-12 SFR661 - Jul 12, 09:00 UTCJul 12, 09:20 UTC20m
2026-07-12 SFR160 - Jul 12, 04:10 UTCJul 12, 07:35 UTC3h 25m
2026-07-11 SFR161 - Jul 11, 12:00 UTCJul 11, 12:20 UTC20m
2026-07-11 SFR661 - Jul 11, 08:40 UTCJul 11, 09:00 UTC20m
2026-07-11 SFR160 - Jul 11, 04:15 UTCJul 11, 07:45 UTC3h 30m
2026-07-10 SFR806 - Jul 10, 20:15 UTCJul 10, 20:30 UTC15m
2026-07-10 SFR806 - Jul 10, 18:40 UTCJul 10, 18:55 UTC15m
2026-07-10 SFR807 - Jul 10, 16:05 UTCJul 10, 17:40 UTC1h 35m
2026-07-10 SFR189 - Jul 10, 14:50 UTCJul 10, 15:00 UTC10m
2026-07-10 SFR401 - Jul 10, 11:10 UTCJul 10, 11:35 UTC25m
2026-07-10 SFR188 - Jul 10, 06:10 UTCJul 10, 09:35 UTC3h 25m
2026-07-09 SFR691 - Jul 9, 18:20 UTCJul 9, 18:30 UTC10m

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 ZS-SJW page for operator, model, and routing details .

Mode-S 00B099 frequently asked

What is Mode-S code 00B099?
00B099 is an ICAO 24-bit transponder address. Allocated to South Africa. Assigned to ZS-SJW.
Where is Mode-S 00B099 registered?
Mode-S code 00B099 is allocated to South Africa (ZA). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 00B099 broadcasting right now?
No active broadcast right now. Last signal was Jul 19, 19:05 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 00B099, octal 00130231, decimal 45,209.
What flights does 00B099 operate?
Mode-S 00B099 has broadcast 20 distinct callsigns, including SFR206, SFR113, SFR604, SFR605, SFR600.