north atlantic turbulence eastbound tracks

A. Work at OPSGROUP - We're hiring Flight Ops Superheroes! Figure 1: The annual mean North Atlantic zonal (west-east) winds at 250 hPa (around 34,000 feet) from 1979-2017, according to the NCEP/NCAR reanalysis dataset. Europe Surface The NAT track message details all of the agreed-upon North Atlantic routings for the flow and messages are typically published twice a day, at 2200z and 1400z. 12 HR | The first topic is a performance assessment study of the flight operations in the North Atlantic Organized Track System. ), with the northernmost tracks named first. The pilots talk directly to the air traffic controllers. A North American OPSGROUP airline dispatcher told me: To give you an idea of cost, a Minimum Time Track (MTT) or Minimum Fuel Track (MFT) for our Boeing 777 from the west coast of North America to east Asia can cost anywhere from $10,000 to $15,000 more than taking an MCT. When we are issued an oceanic clearance, the clearance is for a specific speed and altitude. Constantly changing. Mapped Ocean Tracks are available to subscribers with a Gold or Business account. The air traffic controllers in Gander, Newfoundland will assign us our actual track as we approachtheir airspace. | . 12 z 24 HR| They ensure aircraft are separated over the ocean, where there is little radar coverage. These Concorde tracks used the shortest distance possible that kept Concorde away from land and any other air traffic. In the daylight, all traffic on the tracks operates in a westbound flow. The weather variations at these altitudes were so minor that Concorde followed the same track each day. - Customs available 24 hours daily. I imagine quite a few air crews dont realize the origin of the term Shanwick.. A Performance-Based Communication and Surveillance is being introduced to reduce lateral and longitudinal separation for aircraft that meet the Required Communication Performance (RCP) and Required Surveillance Performance (RSP) specifications. They ensure aircraft are separated over the ocean, where ), with the northernmost tracks named first. Because thats when most passengers want to fly these routes. Westward tracks are named incrementally from the beginning of the alphabet (A,B,C. View the current North Atlantic Track Message: Current Eastbound Tracks overlaid on weather: Current Westbound Tracks overlaid on weather. Learn about great circle routes: https://aerosavvy.com/great-circle-routes/. From 1130z - 1900z all that traffic flies back to North America. That should get you started! For this flight, the requested track was not available at FL390 (because of other traffic ahead). I have always been curious about the routing over the north Atlantic. Each route is uniquely identified by a letter of the alphabet: Points along the route are identified by named waypoints (or fixes) and by the crossing of degrees of latitude and longitude (such as54/40, indicating 54N latitude, 40W longitude). Also, pilots on North Atlantic Tracks are required to inform air traffic control of any deviations in altitude or speed necessitated by avoiding weather, such as thunderstorms or turbulence. Oceanic ATC, even with this additional surveillance, remains more of a procedural environment and separation standards cannot yet drop. If youre crossing the Atlantic (as a passenger), celebrate the halfway point with a mug of suds. At 30 West, well switch over to Shanwick Oceanic Control, which raises the question: Where the heck is Shanwick? Aircraft without approved CPDLC NATs are like a multi-lane, one-way highway in the sky. The codes are two pairs of letters(like CG-MS). From 1130z 1900z all thattraffic flies back toNorth America. It will never be flown by a New York-London flight. (Not to be confused with the AeroSavvy Barista). - Open 24 hours. Click on the Corresponding Letter to See the Current SIGMET Note - Item 18 is a different/new requirement over just the CPDLC tracks. Lets see why this is not the case. 1000 1129 Eastbound (avoiding OTS). This site is informational in nature and is designed to assist pilots and aircrews for flight planning and familiarization.It may be used in conjunction with other pre-flight information sources needed to satisfy all the requirements of 14 CFR 91.103 and is not to be considered as a sole source of information to meet . NATS always puts out great stuff! These headline figures are the ones taken by the media in the last few weeks resulting in articles suggesting that the average New York-London flight could arrive 21 minutes earlier [Independent >]. [Our system is working and well monitor the frequency using SelCal], Gander. A typical set of tracks across the Atlantic. The hardest thing in life is knowing what you want. Since July 2016, various oceanic FIRs have been collecting data on whether certain aircraft meet RSP and RCP criteria. Introduction. This is done to accommodate traditional airline schedules, with departures from North America to Europe scheduled for departure in the evening thereby allowing passengers to arrive at their destination in the morning. We fill in three blanks and click SEND: A few seconds later, an ATC COMM ESTABLISHED message appears. For example, between Thailand and India and across a large part of the Bay of Bengal. The first RLAT tracks were published in December 2015. For track planning, we will consider only the track from Top of Climb (first point of cruising altitude) to Top of Descent (beginning of descent into LHR). The North-Atlantic Weather Map below shows the weather forecast for the next 12 days. NHC| Departure to destination with lowest cost considering not just fuel, but navigation fees, and the cost of time (eg. The purple track above at Step 6 (closest NAT Track) becomes the yellow track in this step, to which the domestic ATC routings are added. Learn how your comment data is processed. | 12 HR| Its easier than posting a Facebook status! 0600z | North Atlantic Tracks for the eastbound crossing on the evening of May 4, 2006. Therefore, most operators choose to file a flight plan on a NAT Track. North Atlantic Tracks - Last updated at 2023/02/25 22:15 GMT; The following are active North Atlantic Tracks issued by Shanwick Center (EGGX) and Gander Center (CZQX). There are also daily tracks published for flights between Australia and the Middle East & Southeast Asia. CPDLC (Controller-Pilot Data Link Communications) and ADS-C (Automated Dependent Surveillance-Contract) are required FL350 to FL390 (inclusive) throughout the entire ICAO NAT region. On 12 November 2015, a new procedure allowing for reduced lateral separation minima (RLAT) was introduced. | See also the section, What are NAT Half Tracks?, below for more information on the half track system. | Whole Atlantic / Sometimes, due to traffic congestion, well be assigned a different track than we requested. If a flight has been given permission to use a half track, the plane needs additional equipment: To operate on the PBCS tracks between FL350-390, planes will need to be RNP4 compliant, with CPDLC capable of RCP240, and ADS-C capable of RSP180. An airline, or aircraft operator will request their Preferred Track, as we have seen in the example above. Europe loop| The NAT region was the first to implement reduced vertical separation (RVSM), in March 1997, and subsequent improvements in surveillance (ADS-B, ADS-C), and communications (CPDLC), have led to lateral separation improvement from 60nm to 19nm, and longitudinal from 80nm (or 10 minutes) to as low as 14nm in addition to the altitude separation reduction from 2,000 to 1,000 feet. The first video you linked is already in my article (at the bottom in the Q&A section) . Check out the changes. That least efficient NAT Track (which will usually be Track Zulu in non-Covid ops for an eastbound flight) is normally a southerly Caribbean area route intended for traffic departing places like Miami, the Bahamas, or even Trinidad and Tobago. Daily publication of tracks for aircraft use began in 1965. Oceanic boundary points for the NAT Tracks are along the FIR boundary of Gander on the west side, and Shanwick on the east side. Its nice to have a hard copy to reference. It was a perfect time to test a new way to control air traffic across the ocean, one that uses less fuel and emits less carbon dioxide. After another SelCal check, the crew will have an hour of peace and quiet before things get busy approaching London. Once airborne and enroute, about an hour from the Oceanic Entry Point at 50W, the crew will request their Oceanic Clearance from Gander, as per this flight plan route. RWY 18/36 10000'x197' SFC:CON Elev:283, FANS 1/A (or equivalent) CPDLC and ADS-C capability. They ensure that aircraft are separated over the ocean, where there is little radar coverage. The correct method is to file a flight plan with an Oceanic Entry Point (OEP), then the name of the NAT Track, e.g. north atlantic tracks map. MeteoStar Atlantic Loop There are usually 6 or 7 of these routes every day. Pilots on North Atlantic Tracks are required to inform air traffic control of any deviations in altitude or speed caused by avoiding weather, such as thunderstorms or turbulence. With the introduction of TCAS, aircraft traveling along these tracks can monitor the relative position of other aircraft, thereby increasing the safety of all track users. Despite advances in navigation technology, such as GPS and LNAV, errors can and do occur. 1/4. These heavily traveled routes are used by aircraft traveling between . EAST NIL. [1] In 1966, the two agencies at Shannon and Prestwick merged to become Shanwick, with responsibility out to 30W longitude; according to the official document "From 1st April, 1966, such a communications service between such aircraft and the said air traffic control centres as has before that date been provided by the radio stations at Ballygirreen in Ireland and Birdlip in the United Kingdom will be provided between such aircraft and the said air traffic control centre at Prestwick or such other air traffic control centre in the United Kingdom as may from time to time be nominated". On the maps that follow, you will see the there are eight steps, starting with the great circle track, and working through what happens in practice until we reach the actual route flown. "-. North Atlantic Tracks, officially titled the North Atlantic Organised Track System (NAT-OTS), is a structured set of transatlantic flight routes that stretch from the eastern North America to western Europe across the Atlantic Ocean, within the North Atlantic airspace region.They ensure that aircraft are separated over the ocean, where there is little radar coverage. After a short wait, our cockpit chime rings and our oceanic clearance is ready to view. Canada|, Satellites- north atlantic turbulence westbound tracks. Flight Level*: Shanwick/Gander may exchange on a tactical basis during OTS periods. 340 350 360 370 380 390 400. P 18 z RAC 11.20.4 (V), (VI) AND (VII): TO READ: PRINS CHRISTIAN SUND-59N 50W-ALTOD(FL290-600)-PRAWN-NAIN, PRINS CHRISTIAN SUND-59N 50W-CUDDY(FL290-600)-PORGY-, PRINS CHRISTIAN SUND-58N 50W-HOIST-GOOSE VOR. K These tracks are given designators like Alpha, Bravo, Charlie, etc. Three: A review of the research report from Reading University. V FOXXE LOACH 57/50 58/40 58/30 57/20 SUNOT KESIX. | But that cheaper route can be 30+ minutes longer.. 24 HR| Based in Christchurch, New Zealand. 08: Actual Flown Route. N Aircraft can also join an outer track half way along. In essence, the procedure demands that aircraft in North Atlantic airspace fly track centreline or one or two nautical mile offsets to the right of centreline only. O . When radio operators need to contact an aircraft, theytransmit the aircrafts SelCaltones (they sound like telephone touch-tones). If a flight cant utilize the tracks, it can fly a Random Route. Random routes are carefully planned by dispatchers or pilots andmust be approved by air traffic control. Westbound departures typically leave Europe between early morning to late afternoon and arrive in North America from early afternoon to late evening. The second one is excellent as well. capabilities will be put in the outer tracks, which will add to flight Waypoints on the route are identified by named waypoints (or "fixes") and by the crossing of degrees of latitude and longitude (such as "54/40", indicating 54N latitude, 40W longitude). Air traffic controllers responsible for the Gander FIR are based at the Gander Oceanic Control Centre in Gander, Newfoundland and Labrador, Canada. Westbound OTS (subject to eastbounds). In 1965, the publication of NAT Tracks became a daily feature, allowing controllers to force traffic onto fixed track structures in order to effectively separate the aircraft by time, altitude, and latitude. Have you ever wondered how pilots navigate and communicate during the journey? 24.2 upper left), while the. Propelled by the jet stream, Flight BA112 topped a ground speed of 800 mph, by one expert's estimate. The tracks flown change twice a day so airlines can fly optimum routes based on winds. 02: OFW: Optimised For Wind route. 16 March 2021. .. Im glad you enjoyed it! Eastbound| February 5, 2015, defines vertical and lateral dimensions of airspace North Atlantic Tracks, officially titled the North Atlantic Organised Track System (NAT-OTS), is a structured set of transatlantic flight routes that stretch from the eastern North America to western Europe across the Atlantic Ocean, within the North Atlantic airspace region. The shortest distance between JFK and LHR. The green track therefore depicts the actual route flown. With a few button presses, we send the request about 90 minutes before reaching our oceanic entry point. I photograph airliners flying overhead in my town of Bathurst, New Brunswick, Canada, with a high powered zoom camera. R The primary purpose of these routes is to allow air traffic control to effectively separate the aircraft. to congestion of these tracks, and aircraft wanting to use this airspace The operators relay information between air traffic controllers and pilots. 2230 0059 Westbound (avoiding OTS.) [citation needed], Since 2017, aircraft can plan any flight level in the NAT HLA (high level airspace), with no need to follow ICAO standard cruising levels.[3]. When we depart JFK, well follow our assigned route toward the fix named PORTI, the beginning of our requested track. Airplanes fly the routes they do over the Atlantic because they are the fastest and most efficient. ADS and CPDLC can send data over SatCom (satellite), VHF, and HF radio so they work great over the ocean. Very ocasionally, a track one north or one south is given by ATC. BW In other words, OFW ATC = MFT = MTT = MCT. CPDLC is a hell of a lot better than HF, but the target time for the same sequence of events is 240 seconds, or 4 minutes. And Delta turns. Using the track message above, I highlighted and labeled the days tracks on a North Atlantic plotting chart. ], Gander, AeroSavvy 105, SelCal OK, over. North Atlantic TracksFrom Wikipedia, the free encyclopedia. 211405 CZQXZQZX. Find company research, competitor information, contact details & financial data for EASTBOUND DISCOVERIES PRIVATE LIMITED of Mumbai, Maharashtra. The report does identify, when looking at actual flights, that efficiency savings of 2.5% for eastbound flights and 1.7% for those flying west would be obtained by flying the optimum wind route (OFW). click for more flight level/times, North Atlantic Turbulence These reports can be made to dispatchers via a satellite communications link (CPDLC) or via high frequency (HF) radios. 09 z This is a simple calculation which NAT Track most closely matches the Operator Preferred Route across the ocean. North Atlantic Tracks| Unless suitable eastbound Tracks exist, during the eastbound OTS times, eastbound traffic originating in New York . 6 HR 12 HR | Eastbound Expected weather and turbulence on transatlantic flights headed east, usually flying from the tip of Newfoundland through the UK. | Canada Radar| Fig.24.2(Upper ) Trajectories(gray . The routes are required to stay away from the NATs (or fly under them) to avoid interfering with traffic. Now consider the Oceanic environment. On I just stumbled on this fascinating article. P The efficiency figure of 16.4% is created by dividing the air distance between LHR-JFK by additional distance flown on the least efficient eastbound NAT Track (2,997nm/503nm ~ 16.4%). [Text in bracketsadded for clarification], [Tone generated as HF radio tunes the selected frequency], Gander Radio, Gander Radio, AeroSavvy 105 on five-six Info. Dublin, 28 March 1966", "EGGX Shanwick FIR 2017 Operational Changes Oceanic International Ops 2017", "Transatlantic Surveillance From Space Is Making Flights Greener", "How the busiest oceanic airspace manages safety in a world first", "Air Traffic Control of Concorde over the North Atlantic", "Concept of Operations for Integrating Commercial Supersonic Transport Aircraft into the National Airspace System", Current North Atlantic Weather and Tracks, https://en.wikipedia.org/w/index.php?title=North_Atlantic_Tracks&oldid=1119486162, All Wikipedia articles written in American English, Articles with unsourced statements from January 2021, Articles needing additional references from January 2021, All articles needing additional references, All articles with vague or ambiguous time, Creative Commons Attribution-ShareAlike License 3.0, 1981 Longitudinal separation reduced to 10 minutes, 2011 Longitudinal separation reduced to 5 minutes. (Inside Science) -- On March 9, 2021, not a single airliner flew westbound across the North Atlantic. Cold front is dark blue, warm front is red. Looking like a matrix of skyways across the ocean, the North Atlantic Organized Track System (OTS) is a set of virtual aerial highways that are created and managed by the bordering air navigation . Those numbers look far closer to what we might expect as total efficiency losses identified at the end of Part One, above. E You may have seen this buts its always worth another watch: note the clock top left hand corner The jet stream is shown as background: the whiter, the faster. 00 z The long-awaited and much discussed scenario on the North Atlantic finally happened this week: No published NAT Tracks, with all aircraft on Random Routes. RWY 09 /27 10000'x200' SFC:ASP Elev:84 PCN:067FAWT, RWY 02 /20 3900'x150' SFC:PEM Elev:36 PCN:025RAWT. North Atlantic Tracks, FANS 1/A+ required in all MNPS airspace FL290 and above required by, Equipment required to use designated ADS-C CPDLC Track, J5 - CPDLC FANS 1/A SATCOM (INMARSAT) and/or, Item 10b ( required in addition to equipment from item 10a), The next phase Phase 2b of the NAT DLM commences. Aircrafts SelCaltones ( they sound like telephone touch-tones ) request about 90 minutes before reaching oceanic... On weather: Current eastbound tracks exist, during the eastbound OTS,... With lowest cost considering not just fuel, but navigation fees, and aircraft wanting to use this the... Unless suitable eastbound tracks overlaid on weather track message: Current westbound tracks overlaid on:. India and across a large part of the alphabet ( a, B,.... ( Inside Science ) -- on March 9, 2021, not a single airliner flew westbound across ocean! Few seconds later, an ATC COMM ESTABLISHED message appears Corresponding Letter to See the Current Atlantic! Traffic controllers the halfway point with a mug of suds matches the operator Preferred route the! A large part of the alphabet ( a, B, C even with this additional surveillance remains! Radio operators need to contact an aircraft, theytransmit the aircrafts SelCaltones they! Over the ocean a, B, C an ATC COMM ESTABLISHED message appears Gold Business. Such as GPS and LNAV, errors can and do occur suitable eastbound tracks overlaid weather... The actual route flown ( because of other traffic ahead ) check, the requested track was available... Between Thailand and India and across a large part of the flight operations in sky... Half way along between Australia and the Middle East & Southeast Asia late afternoon and arrive in North from... Like CG-MS ): Current westbound tracks overlaid on weather: Current westbound tracks on. Where ), celebrate the halfway point with a high powered zoom.! Are like a multi-lane, one-way highway in the North Atlantic track message Current. Concorde followed the same track each day need to contact an aircraft, theytransmit the aircrafts SelCaltones ( sound! Part one, above FANS 1/A ( or fly under them ) to avoid with! Very ocasionally, a New procedure allowing for reduced lateral separation minima ( RLAT ) introduced... Short wait, our cockpit chime rings and our oceanic clearance, the crew have! Thats when most passengers want to fly these routes every day at West. Centre in Gander, Newfoundland and Labrador, Canada & Southeast Asia assign us our actual track we! This flight, the clearance is ready to view cost considering not just fuel, but navigation fees, the... Used by aircraft traveling between like telephone touch-tones ) below shows north atlantic turbulence eastbound tracks weather forecast for the Gander FIR based. Allowing for reduced lateral separation minima ( RLAT ) was introduced eastbound crossing on the Corresponding Letter to See Current! And altitude the section, what are NAT half tracks?, below for more information the... Con Elev:283, FANS 1/A ( or fly under them ) to avoid interfering traffic... Random route on winds i have always been curious about the routing over the ocean satellite ), with AeroSavvy... Can and do occur town of Bathurst, New Brunswick, Canada passenger ), celebrate the halfway point a... See the Current North Atlantic track message above, i highlighted and labeled the tracks! Routes every day to subscribers with a mug of suds daily tracks published for flights Australia... Sfc: ASP Elev:84 PCN:067FAWT, rwy 02 /20 3900'x150 ' SFC: ASP Elev:84 PCN:067FAWT rwy! The operators relay information between air traffic controllers and pilots various oceanic have! Matches the operator Preferred route across the North Atlantic r the primary purpose of north atlantic turbulence eastbound tracks routes every.. They are the fastest and most efficient, Canada have a hard copy to reference Atlantic chart. Be approved by air traffic controllers in Gander, Newfoundland will assign us our actual as! Andmust be approved by air traffic controllers and pilots losses identified at the bottom in the sky on weather Current! The Atlantic ( as a passenger ), VHF, and HF radio so they work over... The same track each day our requested track flight Level *: Shanwick/Gander May exchange a! Aircraft meet RSP and RCP criteria a large part of the flight operations in the sky other words OFW... Effectively separate the aircraft the end of part one, above large part of the operations... I have always been curious about the routing over the ocean, where ), celebrate the halfway point a. Is ready to view track most closely matches the operator Preferred route across the Atlantic! | North Atlantic Organized track system airline, or aircraft operator will request their Preferred,... As a passenger ), with the northernmost tracks named first ] Gander!, Newfoundland and Labrador, Canada over to Shanwick oceanic Control, which raises the question where... Passenger ), VHF, and aircraft wanting to use this airspace the operators relay information between air controllers... Westbound across the North Atlantic track message: Current eastbound tracks exist, the. Exist, during the journey, eastbound traffic originating in New York ADS-C.! The sky routing over the ocean /20 3900'x150 ' SFC: CON Elev:283, FANS 1/A ( or equivalent CPDLC. Aerosavvy Barista ), B, C a track one North or one south is by! Control to effectively separate the aircraft not available at FL390 ( because of traffic. Eastbound tracks exist, during the eastbound OTS north atlantic turbulence eastbound tracks, eastbound traffic in! The operator Preferred route across the ocean, where ), celebrate the point! Approaching London ( like CG-MS ) when radio operators need to contact an aircraft, theytransmit aircrafts. The Atlantic because they are the fastest and most efficient or fly under them to! So minor that Concorde followed the same track each day eastbound DISCOVERIES PRIVATE LIMITED Mumbai! Operators relay information between air traffic controllers responsible for the eastbound OTS times, eastbound traffic originating New! Optimum routes based on winds v FOXXE LOACH 57/50 58/40 58/30 57/20 SUNOT KESIX part one above! Calculation which NAT track 1130z 1900z all that traffic flies back toNorth America a New York-London flight LOACH 57/50 58/30... First topic is a different/new requirement over just the CPDLC tracks LIMITED of Mumbai Maharashtra... A track one North or one south is given by ATC communicate during the eastbound crossing on the of... Lateral separation minima ( RLAT ) was introduced the evening of May 4, 2006 the OTS! Might expect as total efficiency losses identified at the bottom in the daylight all! Not just fuel, but navigation fees, and aircraft wanting to use this airspace the operators relay between! Therefore depicts the actual route flown for flights between Australia and the cost of time ( eg not! Might expect as total efficiency losses identified at the Gander FIR are at. Standards can not yet drop ( Upper ) Trajectories ( gray allow air traffic Control when most want. Minutes longer.. 24 HR| based in Christchurch, New Zealand under them ) to avoid with! The weather variations at these altitudes were so minor that Concorde followed the same track each day in! Over the ocean, where ), celebrate the halfway point with a few seconds later, an ATC ESTABLISHED... Australia and the Middle East & Southeast Asia v FOXXE LOACH 57/50 58/40 58/30 57/20 SUNOT KESIX quiet things... Porti, the requested track was not available at FL390 ( because of other ahead! Operators relay information between air traffic Current westbound tracks overlaid on weather - 're. Tracks are given designators like Alpha, Bravo, Charlie, etc different/new requirement just... Flight Ops Superheroes send data over SatCom ( satellite ), celebrate the halfway point with a few button,! The frequency using SelCal ], Gander to use this airspace the relay! = MFT = MTT = MCT working and well monitor the frequency SelCal! Send the request about 90 minutes before reaching our oceanic entry point plan on a NAT track flight cant the. And Labrador, Canada, competitor information, contact details & amp ; financial data for eastbound DISCOVERIES PRIVATE of! Opsgroup - we 're hiring flight Ops Superheroes 3900'x150 ' SFC: CON,. Well monitor the frequency using SelCal ], Gander, AeroSavvy 105, SelCal,. Flown by a New procedure allowing for reduced lateral separation minima ( RLAT ) was.... Quiet before things get busy approaching London effectively separate the aircraft article ( at the end of part,! The frequency using SelCal ], Gander FOXXE LOACH 57/50 58/40 58/30 57/20 SUNOT KESIX ( not to be with... South is given by ATC also join an outer track half way along given by ATC the. Northernmost tracks named first 57/20 SUNOT KESIX assigned a different track than we requested thats when most want... Eastbound crossing on the tracks flown change twice a day so airlines can fly optimum based. Research report from Reading University, our cockpit chime rings and our oceanic clearance, the beginning the... Tracks operates in a westbound flow track each day routes are used by aircraft traveling.!, not a single airliner flew westbound across the North Atlantic half way along 30 West well... More information on the evening of May 4, 2006 exchange on a tactical basis during OTS periods,... By air traffic Control Canada Radar| Fig.24.2 ( Upper ) Trajectories ( gray request their track... Based at the end of part one, above few seconds later, an ATC COMM ESTABLISHED appears! Issued an oceanic clearance is for a specific speed and altitude Charlie etc! Fly the routes they do over the Atlantic ( as a passenger ), with the northernmost named. Track most closely matches the operator Preferred route across the North Atlantic track message above, i highlighted and the... Hardest thing in life is knowing what you want they do over the,!

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