Trajectory package contains the 4D Trajectory information. =========================================== Copyright (c) 2020 Airservices Australia, DSNA, EUROCONTROL, GCAA UAE, IATA, International Coordinating Council of Aerospace Industries Associations, JCAB, NATS Limited, NAV CANADA, SESAR Joint Undertaking and US FAA =========================================== All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Redistributions of source code must retain the above copyright notice, this list of conditions and the disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the disclaimer in the documentation and/or other materials provided with the distribution. - Neither the names of Airservices Australia, DSNA, EUROCONTROL, GCAA UAE, IATA, International Coordinating Council of Aerospace Industries Associations, JCAB, NATS Limited, NAV CANADA, SESAR Joint Undertaking and US FAA nor the names of their contributors may be used to endorse or promote products derived from this specification without specific prior written permission. DISCLAIMER THIS SPECIFICATION IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ========================================== Editorial note: this license is an instance of the BSD license template as provided by the Open Source Initiative: http://www.opensource.org/licenses/bsd-license.php The authoritative reference for FIXM is www.FIXM.aero. Details on Airservices Australia: http://www.airservicesaustralia.com/ Details on DSNA: http://www.developpement-durable.gouv.fr/-Navigation-aerienne-.html Details on EUROCONTROL: http://www.eurocontrol.int/ Details on IATA: http://www.iata.org/Pages/default.aspx Details on JCAB: http://www.mlit.go.jp/en/koku/index.html Details on NATS Limited: http://www.nats.co.uk/ Details on NAV CANADA: http://www.navcanada.ca/ Details on the UAE GCAA: https://www.gcaa.gov.ae Details on the ICCAIA: www.iccaia.org Details on the SESAR JU and its members: http://www.sesarju.eu/discover-sesar/partnering-smarter-aviation/members Details on the US FAA: http://www.faa.gov/ Indicates if the en route delay is planned airborne holding, or Operator (Airspace User) requested operations at a specified location. The delay is an Operator (Airspace User) request to 'spend time' at the point, thus the delay has to be added to the flight duration to the next point to compute the estimate to the next point. The delay is an Operator (Airspace User) request to 'spend time' at the segment starting at point, thus the delay has to be understood as the total duration between the point and the next one. The delay is an Operator (Airspace User) request to 'spend time' in an airspace after the RoutePoint the name of which is in delayReference, the delayValue is the time in that airspace, the entry and exit time into that airspace is in the BEGIN_STAY and END_STAY info of the trajectory. The delay is an Operator (Airspace User) request to 'spend time' at an aerodrome after the RoutePoint, the name of the aerodrome is in the delayReference field, the points at which the Operator leaves its route and rejoin it go to the aerodrome are in the BEGIN_STAY and END_STAY info of the trajectory The delay is an Operator (Airspace User) request to 'spend time' at a holding pattern the anchor point of which is the RoutePoint. The holding pattern name if any is in delayReference. delayValue used to compute estimates as in OPERATOR_REQUEST_POINT The delay is an ASP request for airborne holding. The holding pattern name is in the delayReference field. The delay value used to compute estimates as in OPERATOR_REQUEST_POINT. The regulation, or combination of regulations, that governs all aspects of operations under which the pilot plans to fly. Instrument Flight Rules Visual Flight Rules The category of flight rules with which the pilot intends to comply. [ICAO Doc 4444, Appendix 2, Item 8] The entire flight is intended to be operated under the IFR. The entire flight is intended to be operated under the VFR. The flight will initially be operated under the IFR, followed by one or more subsequent changes of flight rules. The flight will initially be operated under the VFR, followed by one or more subsequent changes of flight rules. Indication that the route item was modified Indication that RouteToNextElement may be: DIRECT, LAST_POINT, UNSPECIFIED. When the element is direct, "Direct" must be specified. [FF-ICE] If the element is a delay segment, the route to next element should be labeled as "Unspecified". [FF-ICE] When the element is the last point of the flight, "Last Point" must be specified. [FF-ICE] Indicates the route description is truncated at the preceding point Enumerates any applicable properties of the trajectory point. The point where the trajectory arrives at the cruise flight level after a climb. There will be one top-of-climb for each cruise flight level (step climbs). (From ARINC 702A) The point where the trajectory begins a descent from the final cruise flight level. The point in climb or descent where the airplane will transition between Mach and IAS control. (ARINC 702A) Indicates that the associated trajectory point is the point at which the trajectory reaches the transition altitude (in climb) or level (in descent). Indicates that the associated trajectory change point (TCP) is one at which a level segment (intermediate or cruise) will be initiated or terminated. The point where the airplane will begin accelerating or decelerating as a result of a speed constraint or limit, or reaches the target speed (ARINC 702A) Indicates that the associated trajectory change point (TCP) is one at which the course, track or heading is expected to change. Indicates that the associated trajectory point corresponds to the point at the end of the runway on departure. This point is at the center of the runway at the departure end when departing. Indicates that the associated trajectory point corresponds to the point at the start of takeoff roll (used for departures only) Indicates that the associated trajectory point corresponds to the point at which the aircraft is predicted to come to a full stop on the arrival runway. (A prediction only, the flight will likely exit the runway without coming to a full stop). Indicates that the associated trajectory point corresponds to the point at which the aircraft is predicted to be wheels off the runway on departure. Indicates that the associated trajectory point corresponds to the point at which the aircraft is predicted to be wheels on the runway for arrival. Indicates that the associated trajectory point is the point at which the flight is predicted to enter an airspace restriction/reservation, including any additional safety buffer. An identifier to the airspace is provided in the trajectory point reference. Indicates that the associated trajectory point is the point at which the flight is predicted to exit an airspace restriction/reservation, including any additional separation requirements. An identifier to the airspace is provided in the trajectory point reference. Indicates that the associated trajectory point is the point at which the trajectory is predicted to cross constrained airspace designated as a line. Indicates that the associated trajectory point is the point at which the trajectory is predicted to exit from designated constrained airspace. Indicates that the associated trajectory point is the initial point at which a prediction was made. For FF-ICE Planning, an eASP may provide a trajectory which is predicted to begin at an entry point into the eASP airspace. This includes a point near entry into the Area of Responsibility. Indicates that the associated trajectory point is the final point at which a prediction was made. For FF-ICE Planning, an eASP may provide a trajectory which is predicted to end at an exit point from the eASP airspace. Indicates that the associated trajectory point is a point at which the flight is expected to enter into planned holding. Indicates that the associated trajectory point is a point at which the flight is expected to exit from planned holding Indicates that the associated trajectory point is a point at which the flight is expected to begin an operation at which the flight will remain for some time. Indicates that the associated trajectory point is a point at which the flight is expected to terminate an operation at which it remained for some time. When procedures specify "Expect Vectors", the associated point identifies the starting point of the vectoring. When procedures specify "Expect Vectors", the associated point identifies the ending point of the vectoring. The Point4D data at this point includes an estimate of the impact of vectoring. Indicates that the associated trajectory point is the point of application of a constraint. These can include explicit altitude, speed or time constraints or implicit MIT/MINIT, or sequencing constraints. For named constraints, a reference to the name of the constraint should be provided under trajectory point reference. Indicates the point at which the trajectory crosses from one FIR into another. A named reference to the FIR being entered may also be provided. This point is the threshold (which may be displaced) at the center of the runway at the arrival end when arriving. See ICAO Annex 14. Indicates that the associated trajectory point represents a point that has been prescribed for required Estimated Elapsed Time reporting. This can include a FIR boundary crossing point or a significant point as prescribed on the basis of regional air navigation agreements, or by the appropriate ATS authority. Indicates that the associated trajectory point is the point at which the trajectory is predicted to cross into designated constrained airspace. Indicates that the associated trajectory point is the airport reference location. The location associated with estimated elapsed time. It can be a longitude, significant point or flight information region. Longitude associated with the elapsed time. Point associated with the estimated elapsed time. Flight information boundary associated with the elapsed time. En Route delay or holding planned to occur at a significant point or along a route element. The reason for the delay. [FIXM] Indicates a named hold pattern, airspace or aerodrome at which the en route delay is expected to occur. Indicates if the en route delay is planned airborne holding, or Operator (Airspace User) requested operations at a specified location. The length of time the flight is expected to be delayed at a specific point en route. An extension hook for attaching extension (non-core) classes. The estimated amount of time from takeoff to reach a significant point or Flight Information Region (FIR) boundary along the route of flight. The estimated amount of elapsed time. An extension hook for attaching extension (non-core) classes. The location associated with estimated elapsed time. It can be a longitude, significant point or flight information region. Incrementing identifier used to ensure the sequence of ordered lists is retained. The identifier should begin at zero. [FIXM] Contains basic information about the Flight Route that pertains to the whole flight. The actual or estimated time of departure from the first point on the route for a flight filed in the air. The filed altitude (flight level) for the first or the whole cruising portion of the flight. The true airspeed for the first or the whole cruising portion of the flight. This can be for a filed flight or an active flight. This element is strategic in nature. The estimated amount of time from takeoff to reach a significant point or Flight Information Region (FIR) boundary along the route of flight. Elements are ordered according to increasing duration from start. An extension hook for attaching extension (non-core) classes. The category of flight rules with which the pilot intends to comply. [ICAO Doc 4444, Appendix 2, Item 8] A string of route elements complying with PANS-ATM Item 15c For IFR flights, the estimated time required from take-off to arrive over that designated point, defined by reference to navigation aids, from which it is intended that an instrument approach procedure will be commenced, or, if no navigation aid is associated with the destination aerodrome, to arrive over the destination aerodrome. For VFR flights, the estimated time required from take-off to arrive over the destination aerodrome. [ICAO Doc 4444] For a flight plan received from an aircraft in flight, the total estimated elapsed time is the estimated time from the first point of the route to which the flight plan applies to the termination point of the flight plan. [ICAO Doc 4444, Appendix 2, ITEM 16] In a predicted trajectory, the instantaneous temperature and wind vector used at the 4D Point for creating the 4D trajectory. An extension hook for attaching extension (non-core) classes. In a predicted trajectory, the instantaneous temperature used at the 4D Point for creating the 4D trajectory. In a predicted trajectory, the instantaneous wind direction used at the 4D Point for creating the 4D trajectory. In a predicted trajectory, the instantaneous wind speed used at the 4D Point for creating the 4D trajectory. A zero-wind, standard atmosphere, unconstrained movement profile reflective of the flight capabilities and desired parameters during climb or descent. An extension hook for attaching extension (non-core) classes. A point in a performance climb or descent profile. Order is based on time from earliest to latest. Allows to either specify a 4D point time as either an absolute time or relative time. Absolute Time of the 4D point. Relative Time of the 4D point (expressed as duration from takeoff). A point in a performance climb or descent profile. The true airspeed of a point in a zero-wind, standard atmosphere, unconstrained profile. The distance (from the start of the profile) at a point in a zero-wind, unconstrained profile. An extension hook for attaching extension (non-core) classes. The altitude of a point in a zero-wind, unconstrained profile. The time (from the start of the profile) at a point in a zero-wind, unconstrained profile. Incrementing identifier used to ensure the sequence of ordered lists is retained. The identifier should begin at zero. [FIXM] The route (airway) to the next element on the route. Can be either an en route airway, standard instrument departure route, or standard instrument arrival route. [FIXM] Indication that RouteToNextElement may be: DIRECT, LAST_POINT, UNSPECIFIED. Provides a reference to the route point or element on the route and/or expanded route. Flight route element contained within the route. Each segment may contain a route point or an airway. The route element describes an ATS route (Field 15(c2)), a Standard Departure Route (Field 15(c1)), or a Standard Arrival Route (Field 15(c3)). These fields may be used consistent with the definition in ICAO Doc 4444. The textual designator of the Standard Instrument Arrival (STAR). This is the name of a published procedure extending from the departure runway to the start of the en route part of the aircraft's route. A portion of the route that can be at one of three levels as described below: a) A Route Element defined by a Significant Point and the ATS Route (or direct route) to be followed until a change in route. b) An Expanded Route Element defined by a Significant Point and the ATS Route (or direct route) to be followed until the next Significant Point, which may be along the same ATS Route. c)A Trajectory Element defined by a geographic point and the ATS Route (or direct route) followed until the next trajectory point. [FF-ICE/1 Implementation Guidance Manual, Appendix B, Chapter B-3.2] The distance along the route. For an eASP-provided expanded route, it is computed from the first converted point in the eASP's airspace for each route point in the expanded route. For an operator-provided expanded route, it is computed from the beginning of the route. A number of constraints can be associated with each Expanded Route Point and Trajectory point. A specified geographical location used in defining the flight route or expanded route. [FIXM] En Route delay or holding planned to occur at a significant point or along a route element. An extension hook for attaching extension (non-core) classes. Describes the planned change of flight rules (e.g., IFR/VFR) associated with a route point. Identifies if the route point or element was modified from the reference version, identified in the message, during negotiation by an ASP. A reference to an ATFM program name that modified the route. Identifies the location, altitude and time of a trajectory point. Flight Route element may contain a list of route changes. The route (airway) to the next element on the route. Can be either an en route airway, standard instrument departure route, or standard instrument arrival route. [FIXM] Indicates the route description is truncated at the preceding point. Incrementing identifier used to ensure the sequence of ordered lists is retained. The identifier should begin at zero. [FIXM] A data container supporting the representation of aircraft movement descriptions with variable levels of granularity. This container enables the representation of a flight route and a 4D trajectory, as described in ICAO Doc 9965 Volume 2. [FIXM] A zero-wind, standard atmosphere, unconstrained climb profile reflective of the flight capabilities and desired parameters during climb. Initially submitted by the airspace user, this defines the target speed in both Indicated Airspeed (IAS) and MACH so the aircraft can climb through the crossover altitude and target the MACH speed when needed. A zero-wind, standard atmosphere, unconstrained descent profile reflective of the flight capabilities and desired parameters during descent. Initially submitted by the airspace user, this defines the target speed in both (Indicated Airspeed) IAS and MACH so the aircraft can descend through the crossover altitude and target the IAS speed when needed. A container for information pertinent to a single point in a trajectory. The elements are ordered according to increasing time/distance from the start point. An extension hook for attaching extension (non-core) classes. Contains information about the Flight Route. The route is comprised of Route Segments, which are comprised of Route Point/Airway pairs. Route also contains an expanded route. The estimated takeoff mass of the aircraft. Defines the speed schedule for climb and descent of the aircraft through the crossover altitude. An extension hook for attaching extension (non-core) classes. Initial speed of the aircraft during the climb Subsequent speed of the aircraft during the climb Identifies relevant information about a trajectory point including location, altitude, time, etc. The barometric pressure reading used to adjust a pressure altimeter for variations in existing atmospheric pressure or to the standard altimeter setting (29.92). An extension hook for attaching extension (non-core) classes. Altitude of the 4D point. In a predicted trajectory, the instantaneous temperature and wind vector used at the 4D Point for creating the 4D trajectory. Describes any applicable properties of the trajectory point. May include multiple properties per point. The geographical location of the 4D point. The predicted indicated airspeed or Mach at the trajectory point. The predicted ground speed at the Trajectory Point in knots or kilometers per hour. 4D Point time expressed as either absolute or relative time. Vertical Range representing block altitude clearances Describes any applicable properties of the trajectory point. May include multiple properties per point. Each Trajectory Point Property shall have the ability to include a textual description. [FF-ICE] An extension hook for attaching extension (non-core) classes. Provides the type of trajectory point property. A reference providing an identifier of airspace or program affecting the point. A reference providing an identifier of airspace or program affecting the point. An extension hook for attaching extension (non-core) classes. The name of the particular airspace or program (e.g., FCA016, CTP001, RRDCC123) The nature of the airspace or program (e.g., special activity airspace, GDP, MIT, etc.) Provides an optional mechanism enabling FIXM aeronautical fields to be supplemented with references to AIXM features. This field should be considered functionally equivalent to the xlink:href field used in AIXM to reference features. [FIXM]