Flight Dynamics Fixed Format Telegrams are categorized into two formats: AFTNand SITA. The former is used for air traffic control and the latter is used for airline traffic departments, and the two cannot be mixed.

FPL（filed flight plan message）

CHG（modification message）

CNL（flight plan cancellation message）

DEP（departure message）

ARR（arrival message）

DLA（delay message）

ALR（alerting message）

RCF（radio communication failure message）

EST（estimate message）

MVT（Aircraft movement message）

（AD）

Example:

MVT...................................................... (Telegram Category Flags)

CA 1501/01AUG B2443 PEK................ (Flight information) Flight number/date Aircraft registration number Airport of departure 

AD 0050/0102..................................... (Dynamic information) Departure code Removal of wheel gear time / time to ground

EA 0232SHA......................................... (Dynamic Information) Expected Landing Code Expected Landing Time, Airport

SI:PAX403............................................. (Supplementary Information)  

（AA）

Example: 

MVT ...................................................... (Telegram Category Flag) Dynamic Newspaper Flag

CA 1502/01 AUG B2443 PEK............... (Flight information) Flight number/date Aircraft registration number Landing airport

AA 0510/0517..................................... (Dynamic Information) Landing Code Landing Time / Wheel Block Time

SI:......................................................... (Supplementary Information) 

（DL、ED、NI）

Example: 

MVT ...................................................... (Telegram Category Flag) Dynamic Newspaper Flag

CA 1501/01AUG B2443 PEK................ (Flight information) Flight number/date Aircraft registration number Airport of departure

AD 0050/0102..................................... (Dynamic information) Departure code Removal of gear time/time of departure from the ground

DL PH/20.............................................(Delay Information)Delay Code Delay Reason Code Delay Time

SI:......................................................... (Supplementary Information) 

（CNL）

Example: 

MVT ...................................................... (Telegram Category Flag) Dynamic Newspaper Flag

CNL CA1521/11 AUG B2555................. (Cancellation Information) Cancellation Code Flight No. Date Aircraft Registration No.

SI: DUE TO NO PAX............................... (Supplementary Information) 

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