sensors Mode-S transponder

78136F

ICAO 24-bit transponder address · allocated to China

Currently assigned to B-1259 · BOEING 737 MAX 8

Hex
78136F
Octal
36011557
Decimal
7,869,295
Country
CN
Tail
B-1259
Type
B38M
No current signal · last broadcast 1d ago
Flights observed
154
Distinct callsigns
20
Country
CN
Last broadcast
1d ago

Last known position

Most recent position reported by Mode-S 78136F.

Country allocation

The ICAO 24-bit address 78136F falls within the block assigned to China (CN) by ICAO Annex 10, Volume III. Every aircraft registered in China 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
CSH858 - 13 2026-07-08
CSH861 - 12 2026-07-07
CSH862 - 11 2026-06-21
CSH857 - 11 2026-07-08
CSH841 - 11 2026-07-06
CSH866 Shanghai Airlines 8 2026-06-23
CSH865 - 8 2026-06-23
CSH863 - 8 2026-06-17
CSH853 - 7 2026-07-10
CSH854 - 6 2026-07-11
CSH847 Shanghai Airlines 6 2026-06-08
CSH811 Shanghai Airlines 6 2026-05-27
CSH832 - 5 2026-07-03
CSH877 - 4 2026-06-27
CSH856 - 4 2026-07-09
CSH833 - 4 2026-06-16
CSH855 Shanghai Airlines 3 2026-05-08
CSH842 - 3 2026-06-25
CSH839 Shanghai Airlines 3 2026-05-30
CSH831 - 3 2026-07-04

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-12 CSH7222 - Jul 12, 14:05 UTCJul 12, 18:20 UTC4h 15m
2026-07-12 CSH7221 - Jul 12, 08:15 UTCJul 12, 12:35 UTC4h 20m
2026-07-11 CSH854 - Jul 11, 06:10 UTCJul 11, 06:35 UTC25m
2026-07-11 CSH854 - Jul 11, 04:55 UTCJul 11, 05:10 UTC15m
2026-07-10 CSH853 - Jul 10, 03:40 UTCJul 10, 15:00 UTC11h 20m
2026-07-09 CSH856 - Jul 9, 13:55 UTCJul 10, 13:45 UTC23h 50m
2026-07-09 CSH856 - Jul 9, 13:25 UTCJul 10, 06:50 UTC17h 25m
2026-07-08 CSH858 - Jul 8, 17:55 UTCJul 9, 12:10 UTC18h 15m
2026-07-08 CSH857 - Jul 8, 13:05 UTCJul 8, 19:50 UTC6h 45m
2026-07-07 CSH857 - Jul 7, 22:00 UTCJul 8, 19:50 UTC21h 50m
2026-07-07 CSH857 - Jul 7, 18:45 UTCJul 8, 15:40 UTC20h 55m
2026-07-07 CSH861 - Jul 7, 05:00 UTCJul 7, 16:00 UTC11h 0m
2026-07-06 CSH841 - Jul 6, 10:25 UTCJul 6, 18:10 UTC7h 45m
2026-07-04 CSH831 - Jul 4, 15:30 UTCJul 4, 20:30 UTC5h 0m
2026-07-03 CSH832 - Jul 3, 20:25 UTCJul 4, 14:25 UTC18h 0m
2026-07-03 CSH832 - Jul 3, 19:05 UTCJul 4, 14:25 UTC19h 20m
2026-07-03 CSH832 - Jul 3, 16:20 UTCJul 4, 14:25 UTC22h 5m
2026-07-03 CSH832 - Jul 3, 14:55 UTCJul 4, 03:45 UTC12h 50m
2026-07-02 CSH831 - Jul 2, 19:50 UTCJul 3, 19:45 UTC23h 55m
2026-07-02 CSH831 - Jul 2, 17:50 UTCJul 3, 16:55 UTC23h 5m
2026-07-02 CSH857 - Jul 2, 13:35 UTCJul 2, 20:30 UTC6h 55m
2026-06-28 CSH878 - Jun 28, 03:50 UTCJun 28, 04:44 UTC55m
2026-06-27 CSH877 - Jun 27, 22:35 UTCJun 27, 22:45 UTC10m
2026-06-27 CSH877 - Jun 27, 05:04 UTCJun 27, 19:55 UTC14h 50m
2026-06-26 CSH9064 - Jun 26, 10:44 UTCJun 27, 05:49 UTC19h 5m
2026-06-25 CSH844 SIN → PVG Jun 25, 19:44 UTCJun 26, 11:14 UTC15h 30m
2026-06-25 CSH842 - Jun 25, 02:54 UTCJun 25, 17:49 UTC14h 55m
2026-06-24 CSH853 HKG → BKK Jun 24, 06:25 UTCJun 24, 14:29 UTC8h 5m
2026-06-23 CSH866 KUL → PVG Jun 23, 12:49 UTCJun 24, 04:00 UTC15h 10m
2026-06-23 CSH865 - Jun 23, 07:05 UTCJun 23, 11:19 UTC4h 15m
2026-06-22 CSH865 - Jun 22, 10:05 UTCJun 23, 08:09 UTC22h 5m
2026-06-21 CSH862 - Jun 21, 18:00 UTCJun 22, 10:40 UTC16h 40m
2026-06-21 CSH861 - Jun 21, 05:10 UTCJun 21, 16:25 UTC11h 15m
2026-06-20 CSH841 - Jun 20, 10:20 UTCJun 20, 17:44 UTC7h 25m
2026-06-19 CSH866 KUL → PVG Jun 19, 12:34 UTCJun 19, 16:55 UTC4h 20m
2026-06-18 CSH865 - Jun 18, 16:10 UTCJun 19, 10:54 UTC18h 44m
2026-06-18 CSH865 - Jun 18, 15:25 UTCJun 19, 10:54 UTC19h 29m
2026-06-18 CSH865 - Jun 18, 12:25 UTCJun 19, 10:54 UTC22h 29m
2026-06-17 CSH865 - Jun 17, 23:25 UTCJun 18, 11:05 UTC11h 40m
2026-06-17 CSH863 - Jun 17, 10:10 UTCJun 17, 21:50 UTC11h 40m
2026-06-16 CSH833 - Jun 16, 18:45 UTCJun 17, 08:05 UTC13h 21m
2026-06-16 CSH861 PVG → KUL Jun 16, 11:55 UTCJun 16, 16:20 UTC4h 25m
2026-06-15 CSH861 PVG → KUL Jun 15, 16:15 UTCJun 16, 13:15 UTC21h 0m
2026-06-15 CSH866 KUL → PVG Jun 15, 12:55 UTCJun 15, 16:55 UTC4h 0m
2026-06-14 CSH864 - Jun 14, 23:25 UTCJun 15, 11:24 UTC12h 0m
2026-06-14 CSH863 - Jun 14, 10:15 UTCJun 14, 21:50 UTC11h 35m
2026-06-13 CSH833 PVG → BKK Jun 13, 19:45 UTCJun 14, 07:40 UTC11h 55m
2026-06-13 CSH854 - Jun 13, 05:00 UTCJun 13, 17:55 UTC12h 55m
2026-06-12 CSH854 - Jun 12, 05:15 UTCJun 12, 18:30 UTC13h 15m
2026-06-11 CSH841 CGQ → PVG Jun 11, 10:40 UTCJun 11, 18:30 UTC7h 50m

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 B-1259 page for operator, model, and routing details .

Mode-S 78136F frequently asked

What is Mode-S code 78136F?
78136F is an ICAO 24-bit transponder address. Allocated to China. Assigned to B-1259.
Where is Mode-S 78136F registered?
Mode-S code 78136F is allocated to China (CN). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 78136F broadcasting right now?
No active broadcast right now. Last signal was 1d ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 78136F, octal 36011557, decimal 7,869,295.
What flights does 78136F operate?
Mode-S 78136F has broadcast 20 distinct callsigns, including CSH858, CSH861, CSH862, CSH857, CSH841.