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✈️ Flight Plan Guide

Decoder

♦️ Message Header

(FPL-ABC123-IS

FPL: Flight Plan
ABC123: Call sign or flight number (ABC Airlines flight ABC123)
I: Flight Rules
(I: IFR - Instrument Flight Rules, V: VFR - Visual Flight Rules)
S: Type of Flight
(S: Schedule Flights, N: Non-schedule Flights, G: General Aviation, M: Military)

♦️ Aircraft Identification & Equipments

-A320/M-SDE1FGHILRWY/LB1

A320: Aircraft type – Airbus A320
/M: Standard wake turbulence category – Medium

Wake turbulence categories

ICAO Category	Maximum Take off Weight (MTOW)	Aircraft Type
L (Light)	MTOW<= 7,000 kg (15,500 lb)	Cessna 172, Beechcraft King Air, Pilatus PC-12
M (Medium)	7,000 kg < MTOW < 136,000 kg (15,500–300,000 lb)	ATR 72, Embraer E-Jets, Boeing 737, Airbus 319, Airbus A320
H (Heavy)	136,000 kg (300,000 lb) <= MTOW	Boeing 747, Airbus A330, Boeing 777
J (Super)	Special category	Airbus A380-800

SDE1FGHILRWY: Navigation and communication equipment codes:

S: Standard comms (VHF RTF, VOR, ILS)
D: DME
E1: FMC WPR ACARS
F: ADF
G: GNSS (typically GPS)
H: HF RTF
I: Inertial navigation
L: ILS
R: PBN approved
W: RVSM approved
Y: VHF with 8.33 kHz spacing

/LB1: Surveillance equipment:

L: Mode S transponder with aircraft identification, pressure altitude, and extended squitter
B1: ADS-B Out compliant

✈️ICAO Equipment Codes - Item 10a

Code	Description
N	No COM/NAV/approach aid equipment fitted, or not operating
S	Standard equipment — includes VHF RTF, VOR, and ILS (used when no further detail is required)
A	GBAS (Ground-Based Augmentation System)
B	LPV (Localizer Performance with Vertical guidance)
C	LORAN-C (largely obsolete)
D	DME (Distance Measuring Equipment)
E1	FMS using VOR/DME
E2	FMS using DME/DME
E3	FMS using DME/DME/IRU
F	ADF (Automatic Direction Finder)
G	GNSS (Global Navigation Satellite System, e.g. GPS or Galileo) — must include GNSS system in Item 18 (NAV/)
H	HF radio (High Frequency RTF)
I	INS or IRS (Inertial Navigation System)
J1	CPDLC ATN VDL Mode 2
J2	CPDLC FANS 1/A over ATN
J3	CPDLC FANS 1/A over SATCOM (INMARSAT)
J4	CPDLC FANS 1/A over SATCOM (other)
J5	CPDLC FANS 1/A over HFDL
J6	CPDLC ATN VDL Mode 4
K	MLS (Microwave Landing System)
L	ILS (Instrument Landing System) with GLS or LPV capability (sometimes used regionally)
M1	ATIS (Automatic Terminal Information Service)
O	VOR (VHF Omnidirectional Range)
R	PBN approved (must include PBN/ details in Item 18)
T	TACAN
U	UHF RTF
V	VHF RTF
W	RVSM approved
Y	VHF RTF with 8.33 kHz spacing capability
Z	Other equipment carried or capability — details required in Item 18 (e.g., NAV/ or COM/)

📡Surveillance Equipment and Capabilities - Item 10b

Code	Description
N	No surveillance equipment
A	Transponder — Mode A only
C	Transponder — Mode A and C
E	Mode S, aircraft ID, pressure-altitude, and extended squitter (ADS-B)
E1	Mode S, aircraft ID, pressure-altitude, and enhanced surveillance capability
E2	Mode S, aircraft ID, pressure-altitude, and ADS-B
E3	Mode S, aircraft ID, pressure-altitude, and extended squitter (ADS-B Out)
H	Mode S with aircraft ID, pressure-altitude, and enhanced surveillance
L	ADS-B via 1090 MHz extended squitter (1090ES)
S	Mode S, aircraft ID, and pressure-altitude
X	Mode S without aircraft ID
B1	ADS-B Out via 1090ES
B2	ADS-B Out and In via 1090ES
U1	ADS-B Out via UAT
U2	ADS-B Out and In via UAT
V1	DADS-B Out via VDL Mode 4esign
V2	ADS-B Out and In via VDL Mode 4

♦️ Departure Aerodrome & Time

-WSSS1000

WSSS: Departure Airport (ICAO code)
1000: Departure time (UTC), i.e., 10:00 UTC

♦️ Route

-M079F380 DCT VMR L642 ENREP M753 IPRIX/N0457F380 M753 BITOD/N0456F390 L637 TSH Q2 PATNO A1 KANGU/K0808S0780 A1 BUNTA/K0808S0780 G221 SAGSU/K0818S0810 G221 WL DCT

M079F380: Mach 0.79 at FL380 (38,000 feet)

Type	Prefix	Example	Description
Indicated Airspeed (IAS)	N	N0450	450 knots IAS
Mach Number	M	M082	Mach 0.82
Flight Level	F	F330	Flight Level 330 (33,000 ft)
Altitude (feet)	A	A120	12,000 ft altitude
Altitude (meters)	S	S1130	11,300 m altitude

DCT: Direct to
VMR, ENREP, IPRIX, BITOD, TSH,... : Waypoint
L642, M753, L637, Q2, A1,...: Airway
IPRIX/N0457F380: IPRIX (speed 457 knots at FL380)
SAGSU/K0818S0810: SAGSU (Speed 808 km/h at altitude 8,100 m)

♦️ Destination & Alternate Aerodrome

-ZJSY0252 ZJHK

ZJSY: Destination (ICAO code)
0252: Total Estimated Elapsed Time
ZJHK: Alternate Airport (ICAO code)

♦️ Flight Plan Miscellaneous Data

-PBN/A1B1C1D1O1S1 DOF/250701 REG/XU000 EET/WIIF0003 WSJC0006 WMFC0008 WSJC0023 VVHM0054 ZJSA0232 SEL/DGBR CODE/70E06D OPR/ABC AIRLINES PER/C TALT/WMKK RMK/ADSB CALLSIGN HELLO BONG TCAS II EQUIPPED

PBN/: Performance-based navigation capabilities:

A1: RNAV 10 (RNP 10)
B1: RNAV 5 all permitted sensors
C1: RNAV 2 all permitted sensors
D1: RNAV 1 all permitted sensors
O1: RNP 1
S1: RNP APCH (Approach procedure with LNAV minima)
===========
B2: RNAV 5 (GNSS)
B3: RNAV 5 (DME/DME)
C2: RNAV 2 (GNSS)
D2: RNAV 1 (GNSS)
L1: RNP 4
O2: Basic RNP 1 (GNSS)
S2: RNP APCH (Approach procedure with LNAV/VNAV minima)
T1: RNP AR APCH with Authorization Required (LNAV)
T2: RNP AR APCH with Authorization Required (LNAV/VNAV)

DOF/260701: Date of flight – July 1, 2026
REG/XU000: Aircraft registration – XU-000
EET/: Estimated Elapsed Times to FIR boundaries:

WIIF0003: To Indonesia FIR in 3 mins
WSJC0006: To Singapore FIR in 6 mins
etc...

SEL/DGBR: SELCAL code (used for HF comms)
CODE/70E06D: Mode S transponder code/aircraft address
OPR/ABC AIRLINES: Operator is ABC AIRLINES
PER/C: Aircraft performance category

Aircraft Performance Category (Refer ICAO doc 8168)

Category	Description
Category A	less than 169 km/h (91 kt) indicated airspeed (IAS)
Category B	169 km/h (91 kt) or more but less than 224 km/h (121 kt) IAS
Category C	224 km/h (121 kt) or more but less than 261 km/h (141 kt) IAS
Category D	261 km/h (141 kt) or more but less than 307 km/h (166 kt) IAS
Category E	307 km/h (166 kt) or more but less than 391 km/h (211 kt) IAS
Category H	Helicopters

TALT/WMKK: Takeoff alternate (ICAO code)
RMK/: Remarks

ADSB: ADS-B Equipped
CALLSIGN HELLO BONG: Voice callsign
TCAS II EQUIPPED: Traffic Collision Avoidance System

♦️ Fuel and Survival Data

-E/0434 P/TBN R/VE S/M J/L D/0 A/WHITE C/AVIATOOLS)

E/0434: Endurance – 4 hours 34 minutes
P/TBN: Persons on board – To Be Notified
R/VE: Emergency radio – VHF & ELT

Emergency radio

ICAO Category	Description
U	UHF Emergency Radio (operating on 243.0 MHz) is available.
V	VHF Emergency Radio (operating on 121.5 MHz) is available.
E	Emergency Locator Transmitter (ELT) is installed on the aircraft.

S/M: Survival equipment – Maritime

Survival Equipment Codes

ICAO Category	Description
P (Polar)	Arctic and sub-arctic regions (includes extreme cold-weather gear, snowshoes, polar-rated sleeping bags).
D (Desert)	Hot, arid climates (includes large water storage, sunscreens, and hydration equipment).
M (Maritime)	Overwater and coastal environments (includes life rafts, immersion suits, and pyrotechnics).
J (Jungle)	Tropical/forested regions (includes machetes, heavy-duty tarps, and insect repellent).

J/L: Jackets with lights

JACKETS

Category	Description
LIGHT	if life jackets are not equipped with lights.
FLUORES	if life jackets are not equipped with fluorescein.
UHF or VHF or both	to indicate radio capability of jackets, if any.

D/0: No dinghies
A/WHITE: Aircraft color – White
C/AVIATOOLS: Pilot-in-Command - AVIATOOLS