gen 2.2 abbreviations used in ais publications
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AIP MALAYSIA GEN 2.2 - 1 GEN 2.2 ABBREVIATIONS USED IN AIS PUBLICATIONS *Abbreviations marked with an asterisk (*) are either different from or are not contained in ICAO Doc 8400. A AFM Yes or affirm or affirmative or that is correct *AFRS Aerodrome fire and rescue services A Amber AFS Aeronautical fixed service AAA Amended meteorological message AFT After. . . . . . . . (time or place) AAIM Aircraft autonomous integrity monitoring AFTN Aeronautical fixed telecommunication network AAD Assigned altitude deviation A/G Air-to-ground AAL Above aerodrome level AGA Aerodromes, air routes and ground aids A/A Air to air AGL Above ground level ABI Advance boundry information AGN Again ABM Abeam AIC Aeronautical information circular ABN Aerodrome beacon AIDC ABT About Air traffic services inter-facility data communication ABV Above AIP Aeronautical information publication AC Altocumulus ACARS Aircraft communication addressing and reporting system ACAS Airborne collision avoidance system ACC Area control centre or area control ACCID Notification of an aircraft accident ACFT Aircraft ACK Acknowledge ACL Altimeter check location ACN Aircraft classification number ACP Acceptance (message type designator) ACPT Accept or accepted ACT Active or activated or activity AD Aerodrome ADA Advisory area ADC Aerodrome chart ADDN Addition or additional ADF Automatic direction-finding equipment ADIZ Air defence identification zone ADJ Adjacent ADO Aerodrome office ADR Advisory route AIRAC Aeronautical information regulation and control AIREP Air-report AIRMET Information concerning en-route weather phenomena which may affect the safety of low-level aircraft operations AIS Aeronautical information services ALA Alighting area ALERFA Alert phase ALR Alerting (message type designator) ALRS Alerting service ALS Approach lighting system ALT Altitude ALTN Alternate or alternating (light alternates in colour) ALTN Alternate (aerodrome) AMA Area minimum altitude AMD Amend or amended AMDT Amendment (AIP Amendment) AMS Aeronautical mobile service AMSL Above mean sea level AMSS Aeronautical mobile satellite service ANC Aeronautical chart - 1:500 000 (followed by name/title) Aeronautical navigation chart - small scale ADS Automatic dependent surveillance ANCS ADSU Automatic dependent surveillance unit ANS Answer ADVS Advisory service *ANZUK Australia, New Zealand and United Kingdom ADZ Advise AOC Aerodrome obstacle chart AES Aircraft earth station AP Airport AFIL Flight plan filed in the air APAPI Abbreviated precision approach path indicator AFIS Aerodrome flight information service APCH Approach DEPARTMENT OF CIVIL AVIATION MALAYSIA 17 MAR 2005 AIP AMDT 1/2005 GEN 2.2 - 2 AIP MALAYSIA APDC Aircraft parking/docking chart AVGAS Aviation gasoline APN Apron AWTA Advise at what time able APP Approach control office or approach control or approach control service AWY Airway AZM Azimuth APR April APRX Approximate or approximately B APSG After passing B Blue APV Approve or approved or approval BA Braking action ARC Area chart BASE Cloud base ARFOR Area forecast (in aeronautical meteorological code) BCFG Fog patches BCN Beacon (aeronautical ground light) ARNG Arrange BCST Broadcast ARO Air traffic services reporting office BDRY Boundary ARP Aerodrome reference point BECMG Becoming ARP Air-report (message type designator) BFR Before ARQ Automatic error correction BKN Broken ARR Arrival (message type designator) BLDG Building ARS Special air-report (message type designator) BLO Below clouds ARST Arresting [specify (part of) aircraft arresting equipment] BLW Below. . . . . . . . BOMB Bombing AS Altostratus BR Mist ASC Ascend to or ascending to BRF ASDA Accelerate-stop distance available Short (used to indicate the type of approach desired or required) ASE Altimetry system error BRG Bearing *ASO Aeroshell oil BRKG Braking ASPH Asphalt BS Commercial broadcasting station *ASTO Aeroshell turbine oil BTL Between layers AT At (followed by time at which weather change is forecast to occur) BTN Between BUFR Binary universal form for the representation of meteorological data ATA Actual time of arrival ATC Air traffic control (in general) ATD Actual time of departure C ATFM Air traffic flow management C Centre (runway identification) ATIS Automatic terminal information service C Degrees Celsius (Centigrade) ATM Air traffic management *CAAS Civil Aviation Authority of Singapore ATN Aeronautical telecommunication network CAT Category ATP At time or place CAT Clear air turbulence ATS Air traffic services CAVOK ATTN Attention Visibility, cloud and present weather better than prescribed values or conditions ATZ Aerodrome traffic zone CB Cumulonimbus AT-VASIS Abbreviated T visual approach slope indicator system CC Cirrocumulus CCA AUG August or CCB, CCC etc Corrected meteorological message AUTH Authorized or authorization CD Candela AUW All up weight CDN Co-ordination (message type designator) AUX Auxiliary CF Change frequency to. . . . . . . . AVBL Available or availability CFM Confirm or I confirm AVG Average 18 NOV 2010 AIP AMDT 4/2010 DEPARTMENT OF CIVIL AVIATION MALAYSIA AIP MALAYSIA GEN 2.2 - 3 CGL Circling guidance light(s) CTN CH Channel CTR Control zone CHEM Chemical CU Cumulus CHG Modification (message type designator) CUF Cumuliform CI Cirrus CUST Customs CIDIN Common ICAO data interchange network CVR Cockpit voice recorder CIT Near or over large towns CW Continuous wave CIV Civil CWY Clearway CK Check CL Centre line D CLA Clear type of ice formation D. . . . . Danger area (followed by identification) CLBR Calibration DA Decision altitude CLD Cloud D-ATIS CLG Calling Data link automatic terminal information service CLIMBOUT Climb-out area *DCA Department of Civil Aviation DCD Double channel duplex CLR Clear(s) or cleared to. . . . . . . . or clearance DCKG Docking CLRD Runway(s) cleared DCP Datum crossing point CLSD Close or closed or closing DCPC Direct controller-pilot communications CM Centimetre DCS Double channel simplex CMB Climb to or climbing to DCT CMPL Completion or completed or complete Direct (in relation to flight plan clearances and type of approach) CNL Cancel or cancelled DE From CNL Flight plan cancellation (message type designator) DEC December DEG Degrees Communications, navigation and surveillance DEP Depart or departure COM Communications DEP Departure (message type designator) CONC Concrete DEPO Deposition COND Condition DES Descend to or descending to CONS Continuous DEST Destination CONST Construction or constructed Continue(s) or continued DETRESF A Distress phase CONT COORD Coordinates DEV Deviation or deviating COP Change-over point DFDR Digital flight data recorder COR Correct or correction or corrected (message type designator) DFTI Distance from touchdown indicator *DGCA Director-General of Civil Aviation COT At the coast DH Decision height COV Cover or covered or covering *DIA Diameter CPDLC Controller-pilot data link communications DIF Diffuse CPL Current flight plan (message type designator) DIST Distance CRC Cyclic redundancy check DIV Divert or diverting CRZ Cruise DLA Delay (message type designator) CS Call sign (used to request a callsign) DLA Delay or delayed CS Cirrostratus DLIC Data link initiation capability CTA Control area DME Distance measuring equipment CTAM Climb to and maintain DNG Danger or dangerous CTC Contact DOM Domestic CTL Control DP Dew point temperature CNS DEPARTMENT OF CIVIL AVIATION MALAYSIA Caution 18 NOV 2010 AIP AMDT 4/2010 GEN 2.2 - 4 AIP MALAYSIA DPT Depth ESE East south east DR Dead reckoning EST DRG During Estimate or estimated or estimation (message type designator) DS Duststorm ETA Estimated time of arrival or estimating arrival DSB Double sideband *ETC Et cetera DTAM Descend to and maintain ETD DTG Date-time group Estimated time of departure or estimating departure DTHR Displaced runway threshold ETO Estimated time over significant point DTRT Deteriorate or deteriorating EV Every DTW Dual tandem wheels EVS Enhanced vision system DU Dust EXC Except DUC Dense upper cloud EXER Exercises or exercising or to exercise DUPE This a duplicate message EXP Expect or expected or expecting DUR Duration EXTD Extend or extending DVOR Doppler VOR D-VOLMET Data link VOLMET F DW Dual wheels F Fixed DZ Drizzle FAC Facilities FAF Final approach fix E FAL Facilitation of international air transport E East or eastern longitude FAP Final approach point EAT Expected approach time FATO Final approach and take-off area EB Eastbound FAX Facsimile transmission EDA Elevation differential area FBL EET Estimated elapsed time Light (used to indicate the intensity of weather phenomena, interference or static reports EFC Expect further clearance FC Funnel cloud (tornado or water spout) EGNOS European geostationary navigation overlay service FCST Forecast FCT Friction coefficient EHF Extremely high frequency (30 000 to 300 000 MHz) FDPS Flight data processing system FEB February ELBA Emergency location beacon - aircraft FEW Few ELEV Elevation FG Fog ELR Extra long range FIC Flight information centre ELT Emergency locator transmitter FIR Flight information region EM Emission FIS Flight information service EMBD Embedded in a layer (to indicate cumulonimbus embedded in layers of other clouds) FISA Automated flight information service FL Flight level FLD Field EMERG Emergency FLG Flashing *EN English FLR Flares END Stop-end (related to RVR) FLT Flight ENE East north east FLTCK Flight check ENG Engine FLUC Fluctuating or fluctuation or fluctuated ENRC Enroute chart FLW Follow(s) or following ENRT En route FLY Fly or flying EOBT Estimated off-block time FM From EQPT Equipment FMS Flight management system ER Here. . . . . . . . or herewith FMU Flow management unit 18 NOV 2010 AIP AMDT 4/2010 DEPARTMENT OF CIVIL AVIATION MALAYSIA AIP MALAYSIA GEN 2.2 - 5 FNA Final approach GRASS Grass landing area FPAP Flight path alignment point GRIB FPL Filed flight plan (message type designator) FPM Feet per minute Processed meteorological data in the form of grid point values (in aeronautical meteorological code) FPR Flight plan route GRVL Gravel FR Fuel remaining GS Ground speed FREQ Frequency GUND Geoid undulation FRI Friday FRNG Firing FRONT Front (relating to weather) FRQ Frequent FSL Full stop landing FSS Flight service station FST First FT Feet (dimensional unit) FTP Fictitious threshold point FU Smoke FZ Freezing FZDZ Freezing drizzle FZFG Freezing fog FZRA H *H+ Hour plus. . . . . . . . minutes past the hour H24 Continuous day and night service HAPI Helicopter approach path indicator HBN Hazard beacon HDF High frequency direction-finding station HDG Heading HEL Helicopter *HEL - L Light helicopter (radius of action of 50 NM and capacity of evacuating one person) *HEL- M Medium helicopter (radius of action of 50 to 100 NM and capacity for evacuating 2 - 5 persons) Freezing rain *HEL - H Heavy helicopter (radius of action in excess of 100 NM and capacity for evacuating more than 5 persons) G Green HF High frequency (3 000 to 30 000 KHz) GA Go ahead, resumed sending H24 Continuous day and night service GAIN Airspeed or headwind gain HGT Height or height above GAGAN GPS and geostationary earth orbit augmented navigation HJ Sunrise to sunset *HL Height loss GAMET Area forecast for low-level flights HLDG Holding GARP GBAS azimuth reference point *HMAS Her Majesty's Australian Service G/A Ground-to-air *HMS Her Majesty's Service G/A/G Ground-to-air and air-to-ground HN Sunset to sunrise GBAS Ground-based augmentation system HO GCA Ground controlled approach system or ground controlled approach Service available to meet operational requirements HOL Holiday GEN General HOSP Hospital aircraft GEO Geographic or true HPA Hectopascal GLD Glider G *HQ Headquarters GLONASS Global orbiting navigation satellite system HR Hours GMC Ground movement chart HS GND Ground Service available during hours of scheduled operations GNDCK Ground check HUD Head-up display GNSS Global navigation satellite system HURCN Hurricane GP Glide path HVDF *GPO General Post Office High and very high frequency direction- finding stations (at the same location) GPS Global positioning system HVY Heavy GR Hail HX No specific working hours GRAS Ground-based regional augmentation system HYR Higher DEPARTMENT OF CIVIL AVIATION MALAYSIA 18 NOV 2010 AIP AMDT 4/2010 GEN 2.2 - 6 AIP MALAYSIA HZ Haze HZ Hertz (cycle per second) I J JAN January *JATCC Joint ATC Centre IAC Instrument approach chart JTST Jet stream IAF Initial approach fix JUL July IAO In and out of clouds JUN June IAP Instrument approach procedure IAR Intersection of air routes K IAS Indicated air speed KG Kilograms IBN Identification beacon KHZ Kilohertz IC Ice crystals KM Kilometres ICE Icing KMH Kilometres per hour ID Identifier or identity KPA Kilopascal IDENT Identification KT Knots IF Intermediate approach fix KW Kilowatts IFF Identification friend/foe IFR Instrument flight rules L IGA International general aviation L Left (runway identification) ILS Instrument landing system L Locator (see LM, LO) IM Inner marker LAM IMC Instrument meteorological conditions Logical acknowledgement (message type designator) IMG Immigration LAN Inland IMPR Improve or improving LAT Latitude IMT Immediate or immediately LDA Landing distance available INA Initial approach LDAH Landing distance available, helicopter INBD Inbound LDG Landing INC In cloud LDI Landing direction indicator INCERFA Uncertainty phase LEN Length INFO Information LF Low frequency (30 to 300 KHz) INOP Inoperative LGT Light or lighting INP If not possible LGTD Lighted INPR In progress LIH Light intensity high INS Inertial navigation system LIL Light intensity low INSTL Install or Installed or Installation LIM Light intensity medium INSTR Instrument LM Locator, middle INT Intersection LMT Local mean time *INTER Intermittent LNG INTL International Long (used to indicate the type of approach desired or required) INTRG Interrogator LO Locator, outer INTRP Interrupt or interruption or interrupted LOC Localizer INTSF Intensify or intensifying LONG Longitude INTST Intensity LORAN LORAN (long range air navigation system) IR Ice on runway LOSS Airspeed or headwind loss ISA International standard atmosphere LR The last message received by me was.... ISB Independent sideband LRG Long range ISOL Isolated LS The last message sent by me was or the last message was 18 NOV 2010 AIP AMDT 4/2010 DEPARTMENT OF CIVIL AVIATION MALAYSIA AIP MALAYSIA GEN 2.2 - 7 LSQ Line squall MKR LTD Limited MLS Microwave landing system LTP Landing threshold point MM Middle marker LTT Landline teletypewriter MNM Minimum LV Light and variable (relating to wind) MNPS LVE Leave or leaving Minimum navigation performance specifications LVL Level MNT Monitor or monitoring or monitored LYR Layer or layered MNTN Maintain Marker radio beacon MOA Military operating area M MOC Minimum obstacle clearance (required) M Mach Number (followed by figures) MOD M Metres (preceded by figures) Moderate (used to indicate the intensity of weather phenomena, interference or static report, e.g. MOD RA = mederate rain) MAA Maximum authorized altitude MAG Magnetic MON Above mountain MAINT Maintenance MON Monday MAP Aeronautical maps and charts MOPS Minimum operational performance standards MAPT Missed approach point MOV Move or moving or movement MAR At sea *MPH Statute miles per hour MAR March MPS Metres per second MAS Manual A1 simplex MRA Minimum reception altitude *MAS Malaysia Airline System MRG Medium range MAX Maximum MRP ATS/MET reporting point MAY May MS Minus MBST Microburst MSA Minimum sector altitude MCA Minimum crossing altitude MSAS MCW Modulated continuous wave Multi-functional transport satellite (MTSAT) satellite-based augmentation system MDA Minimum descent altitude MSAW Minimum safe altitude warning MSG Message MSL Mean sea level MSR Message has been misrouted MDF Medium frequency direction-finding station MDH Minimum descent height MEA Minimum en-route altitude MEHT Minimum eye height over threshold (for visual approach slope indicator systems) MSSR Monopulse secondary surveillance radar MT Mountain MET Meteorological or meteorology MTU Metric units METAR Aviation routine weather report (in aeronautical meteorology code) MTW Mountain waves MVDF MET REPORT Local routine meteorological report Medium and very high frequency directionfinding stations (at the same location) MWO Meteorological watch office MF Medium frequency (300 to 3 000 KHz) MX Mixed type of ice formation (white and clear) MHDF Medium and high frequency direction-finding stations (at the same location) MHVDF Medium, high and very high frequency direction-finding stations (at the same location) N North or northern latitude NASC National AIS system centre MHZ Megahertz NAT North Atlantic MID Mid-point (related to RVR) NAV Navigation MIFG Shallow fog NB Northbound MIL Military NBFR Not before MIN Minutes NC No change MINDEF Ministry of Defence NDB Non-directional radio beacon MIS Missing DEPARTMENT OF CIVIL AVIATION MALAYSIA N 18 NOV 2010 AIP AMDT 4/2010 GEN 2.2 - 8 NCD AIP MALAYSIA No cloud detected OFZ Obstacle free zone NDV No directional variations available OGN Originate NE North-east OHD Overhead NEB North-eastbound OK We agree or it is correct NEG No or negative or permission not granted or that is not correct OLDI On-line data interchange OM Outer marker NGT Night OPA Opaque, white type of ice formation NIL None or I have nothing to send to you OPC The control indicated is operational control NM Nautical miles OPMET Operational meteorological (information) NML Normal OPN Open or opening or opened NN No name, unnamed OPR NNE North north east Operator or operate or operative or operating or operational NNW North north west OPS Operations NOF International NOTAM Office O/R On request NOSIG No significant change (used in trend-type landing forecasts) ORD Order OSV Ocean station vessel NOTAM A notice distributed by means of telecommunication containing information concerning the establishment, condition or change in any aeronautical facility, service, procedure or hazard, the timely knowledge of which is essential to personnel concerned with flight operations OTP On top OTS Organized track system OUBD Outbound OVC Overcast NOV November P NOZ Normal operating zone P.......... NR Number Maximum value of wind speed or runway visual range NRH No reply heard P. . . . . . Prohibited area (followed by identification) NS Nimbostratus PA Precision approaach NSC Nil significant cloud PALS Precision approach lighting system (specify category) NSW Nil significant weather NTL National PANS Procedures for air navigation services NTZ No transgression zone PAPI Precision approach path indicator NW North-west PAR Precision approach radar NWB North-westbound NXT Next O OAC Oceanic area control centre OAS Obstacle assessment surface OBS Observe or observed or observation OBSC Obscure or obscured or obscuring OBST Obstacle OCA Obstacle clearance altitude OCA Oceanic control area OCC Occulting (light) OCH Obstacle clearance height *OCL Obstacle clearance limit OCNL Occasional or occasionally OCS Obstacle clearance surface OCT October 18 NOV 2010 AIP AMDT 4/2010 *PARA Paragraph PARL Parallel PATC... Precision approach terrain chart PAX Passenger(s) PCD Proceed or proceeding PCL Pilot-controlled lighting PCN Pavement classification number PDC Pre-departure clearance PDG Procedure design gradient PE Ice pellets PER Performance PERM Permanent PIB Pre-flight information bulletin PJE Parachute jumping exercise PL Ice pellets PLA Practice low approach PLN Flight plan DEPARTMENT OF CIVIL AVIATION MALAYSIA AIP MALAYSIA GEN 2.2 - 9 PLVL Present level PN Prior notice required PNR Point of no return PO Dust/sand whirls POB Persons on board POSS Possible PPI Plan position indicator PPR Prior permission required PPSN Present position PRFG Aerodrome partially covered by fog PRI Primary PRKG Parking R Red PROB Probability R. . . . . Restricted area (followed by identification) PROC Procedure R......... Runway visual range PROV Provisional R Right (runway identification) PS Plus ..........R PSG Passing Right (proceded by runway designation number to identify a parallel runway PSN Position RA Rain PSR Primary surveillance radar RAC Rules of the air and Air Traffic Services PSP Pierced steel plank *RAF Royal Air Force PSYS Pressure system(s) RAG Ragged RAG Runway arresting gear RAI Runway alignment indicator RAIM Receiver autonomous integrity monitoring RASC Regional AIS system centre PTN Procedure turn PTS Polar track structure PWR Power Q QDL Do you intend to ask me for a seriesof bearings? or I intend to ask you for a series of bearings QTF Will you give me the position of my station according to the bearings taken by the D/F stations which you control? or The position of your station according to the bearings taken by the D/F stations that I control was.....latitude.....longitude or other indication of position, class....at.......hours QUAD Quadrant QUJ Will you indicate the TRUE track to reach you? or The TRUE track to reach me in degrees at .....hours R RASS Remote altimeter setting source RB Rescue boat RCA Reach cruising altitude RCC Rescue coordination centre RCF Radio communication failure (message type designator) QDM Magnetic heading (zero wind) QDR Magnetic bearing QFE Atmospheric pressure at aerodrome elevation (or at runway threshold) RCH Reach or reaching RCL Runway centre line QFU Magnetic orientation of runway RCLL Runway centre line light(s) QGE What is my distance to your station or Your distance to my station is RCLR Recleared RDH Reference datum height (for ILS) QJH Shall I run my test tape/a test sentence? Or run your test tape/a test sentence RDL Radial QNH Altimeter sub-scale setting to obtain elevation when on the ground QSP QTA QTE RDO Radio RE Recent (used to qualify weather phenomena e.g. RERA = recent rain REC Receive or receiver Shall I cancel telegram number...? or Cancel telegram number....... REDL Runway edge light(s) REF Reference to. . . .. . . or refer to. . . . . . . True bearing REG Registration RENL Runway end light(s) REP Report or reporting or reporting point REQ Request or requested RERTE Reroute Will you relay to.... free of charge? Or I will relay to........ free of charge DEPARTMENT OF CIVIL AVIATION MALAYSIA 18 NOV 2010 AIP AMDT 4/2010 GEN 2.2 - 10 RESA AIP MALAYSIA Runway end safety area RTS Return to service *RFC Radio facility chart RTT Radioteletypewriter RG Range (lights) RTZL Runway touchdown zone light(s) *RH Rescue helicopter RUT RHC Right-hand circuit Standard regional route transmitting frequencies RIF Reclearance in flight RV Rescue vessel RITE Right (direction of turn) RVR Runway visual range RL Report leaving RVSM RLA Relay to Reduced vertical separation minimum (300m (1000ft)) between FL290 and FL410 RLCE Request level change en route RWY Runway RLLS Runway lead-in lighting system RLNA Request level not available RMAC Radar minimum altitude chart S South or southern latitude *RMAF Royal Malaysian Air Force SA Sand RMK Remark SALS Simple approach lighting system RNAV Area navigation SAN Sanitary RNG Radio range SAP As soon as possible RNP Required navigation performance SAR Search and rescue ROBEX Regional OPMET bulletin exchange (scheme) SARPS ROC Rate of climb Standards and Recommended Practices (ICAO) ROD Rate of descent SAT Saturday RON Receiving only SATCOM Satellite communication RPI Radar position indicator *SATO Shell aircraft turbine oil RPL Repetitive flight plan SB Southbound RPLC Replace or replaced SBAS Satellite-based augmentation system RPS Radar position symbol SC Stratocumulus RPT Repeat or I repeat SCT Scattered RQ Request SDBY Stand by RQMNTS Requirements SE South-east RQP Request flight plan (message type designator) SEA RQS Request supplementary flight plan (message type designator) Sea (used in connection with sea-surface temperature and state of the sea SEB South-eastbound SEC Seconds SECN Section SECT Sector S RR Report reaching RRA (or RRB, RRC... etc, in sequence) Delayed meteorological message *RSAF Republic of Singapore Air Force SELCAL Selective calling system RSC Rescue sub-centre SEP September RSCD Runway surface condition SER Service or servicing or served *RSFC Royal Selangor Flying Club SEV RSP Responder beacon Severe (used e.g. to qualify icing and turbulence reports) RSR En-route surveillance radar SFC Surface RTD Delayed (message type designator) SG Snow grains RTE Route SGL Signal RTF Radiotelephone SH Shower RTG Radiotelegraph SHF Super high freguency (3 000 to 30 000 MHz) RTHL Runway threshold light(s) RTN Return or returned or returning *SIA Standard instrument approach RTODAH Rejected take-off distance available, helicopter SID Standard instrument departure 18 NOV 2010 AIP AMDT 4/2010 DEPARTMENT OF CIVIL AVIATION MALAYSIA AIP MALAYSIA GEN 2.2 - 11 SIF Selective identification feature STF SIG Significant STN Station SIGMET Information concerning en-route weather phenomena which may affect the safety of aircraft operations STNR Stationary STOL Short take-off and landing STS Status SIMUL Simultaneous or simultaneously STWL Stopway light(s) SIWL Single isolated wheel load SUBJ Subject to SKED Schedule or scheduled SUN Sunday SLP Speed limiting point SUP Supplement (AIP Supplement) SLW Slow SUPPS Regional supplementary procedures SMC Surface movement control SVC Service message SMR Surface movement radar SVCBL Serviceable SN Snow SW South-west SNOCLO Aerodrome closed due to snow SWB South-westbound SNOWTAM A special series NOTAM notifying the presence or removal of hazardous conditions due to snow, ice, slush or standing water associated with snow, slush and ice on the movement area, by means of a specific format SWY Stopway *SOC Start of climb SPECI Aviation selected special weather report (in aeronautical meteorological code) SPECIAL Special meteorological report (in abbreviated plain language) SPL Supplementary flight plan (message type designator) SPOC SAR point of contact SPOT Spot wind SQ Squall SQL Squall line SR Sunrise SRA Surveillance radar approach SRE Surveillance radar element of precision approach radar system SRG Short range SRR Search and rescue region SRY Secondary SS Sandstorm SS Sunset SSB Single sideband SSE South south east SSR Secondary surveillance radar SST Supersonic transport SSW South south west ST Stratus STA Straight in approach STAR Standard instrument arrival STD Standard DEPARTMENT OF CIVIL AVIATION MALAYSIA Stratiform T T Temperature TA Transition altitude TAA Terminal arrival altitude TACAN UHF tactical air navigation aid TAF Aerodrome forecast TAIL Tail wind *TAM Technical acknowledge message TAR Terminal area surveillance radar TAS True airspeed TAX Taxiing or taxi TC Tropical cyclone TCAC Tropical cyclone advisory centre TCU Towering cumulus TDO Tornado TDZ Touchdown zone TECR Technical reason TEL Telephone TEMPO Temporary or temporarily TFC Traffic TGL Touch-and-go landing TGS Taxiing guidance system THR Threshold THRU Through THU Thursday TIBA Traffic information broadcast by aircraft TIL Until TIP Until past. . . . . . . . (place) TKOF Take-off TL Till TLOF Touchdown and lift-off area TMA Terminal control area 18 NOV 2010 AIP AMDT 4/2010 GEN 2.2 - 12 AIP MALAYSIA TN Minimum temperature UNAP TNA Turn altitude UNL Unlimited TNH Turn height UNREL Unreliable TO To. . . . . . . . (place) UP Unidentified precipitation TOC Top of climb U/S Unserviceable *TOD Time of despatch UTA Upper control area TODA Take-off distance available UTC Co-ordinated Universal Time TODAH Take-off distance available, helicopter TOP Cloud top V *TOR Time of receipt VA Volcanic ash TORA Take-off run available VAAC Volcanic ash advisory centre TOX Toxic VAC Visual approach chart TP Turning point VAL In valleys TR Track VAN Runway control van TRA Temporary reserved airspace VAR Magnetic variation TRANS Transmits or transmitter VAR Visual-aural radio range TREND Trend forecast VASIS Visual approach slope indicator system TRL Transition level VC Vicinity of the aerodrome TROP Tropopause VCY Vicinity TS Thunderstorm VDF Very high frequency direction-finding station TT Teletypewriter VER Vertical TUE Tuesday VFR Visual flight rules TURB Turbulence VHF Very high frequency (30 to 300 MHz) T-VASIS T visual approach slope indicator system *VIA By way of TVOR Terminal VOR VIP Very important person TWR Aerodrome control tower or aerodrome control VIS Visibility TWY Taxiway VLF Very low frequency (3 to 30 KHz) TWYL Taxiway-link VLR Very long range TX Maximum temperature VMC Visual meteorological conditions TXT Text VOLMET Meteorological information for aircraft in flight TYP Type of aircraft VOR VHF omnidirectional radio range TYPH Typhoon VORTAC VOR and TACAN combination VOT VOR airborne equipment test facility VPA Vertical path angle U Unable to approve U Upward VRB Variable UA Unmanned aircraft VSA By visual reference to the ground UAB Until advised by. . . . . . . . VSP Vertical speed UAC Upper area control centre VV Vertical visibility UAR Upper air route VTOL Vertical take-off and landing UAS Unmanned aircraft system *VVIP Very very important person UDF Ultra high frequency direction-finding station UFN Until further notice W UHDT Unable higher due traffic W West or western longitude UHF Ultra high frequency (300 to 3 000 MHz) W White UIC Upper information centre WAAS Wide area augmentation system UIR Upper flight information region WAC World Aeronautical Chart - ICAO 1:1 000 000 ULR Ultra long range WAFC World area forecast centre UNA Unable WB Westbound 18 NOV 2010 AIP AMDT 4/2010 DEPARTMENT OF CIVIL AVIATION MALAYSIA AIP MALAYSIA WBAR Wing bar lights WDI Wind direction indicator WDSPR Widespread WED Wednesday WEF With effect from or effective from WGS-84 World Geodetic System - 1984 WI Within WID Width WIE With immediate effect or effective immediately WILCO Will comply WIND Wind WIP Work in progress WKN Weaken or weakening WNW West north west WO Without WPT Way-point WRNG Warning WS Wind shear WSPD Wind speed WSW West south west WT Weight WTSPT Waterspout WWW Worldwide web WX Weather GEN 2.2 - 13 X X Cross XBAR Crossbar (of approach lighting system) XNG Crossing XS Atmospherics Y Y Yellow YCZ Yellow caution zone (runway lighting) YES Yes (affirmative) YR Your Z Z Co-ordinated Universal Time (in meteorological messages) DEPARTMENT OF CIVIL AVIATION MALAYSIA 18 NOV 2010 AIP AMDT 4/2010
