# Documentation of variables used in FAST-GA models
# Each line should be like:
# my:variable||The description of my:variable, as long as needed, but on one line.
# The separator "||" can be surrounded with spaces (that will be ignored)

data:geometry:aircraft:wet_area || aircraft total wet area
data:geometry:aircraft:length || total length of the aircraft

data:geometry:cabin:length || cabin length
data:geometry:cabin:NPAX || maximum number of passenger that can be seated in the aircraft assuming a constant number of seats per row
data:geometry:cabin:seats:passenger:count_by_row || number of passenger seats per row
data:geometry:cabin:seats:passenger:length || passenger seats length
data:geometry:cabin:seats:passenger:NPAX_max || maximum number of passengers in the aircraft
data:geometry:cabin:seats:passenger:width || width of passenger seats
data:geometry:cabin:seats:pilot:length || pilot seats length
data:geometry:cabin:seats:pilot:width || width of pilot seats
data:geometry:cabin:luggage:mass_max || maximum luggage mass
data:geometry:cabin:aisle_width || width of the aisle

data:geometry:fuselage:wet_area || fuselage wet area
data:geometry:fuselage:front_length || length of the front cone of the aircraft
data:geometry:fuselage:length || total length of the fuselage
data:geometry:fuselage:luggage_length || length of the luggage compartment
data:geometry:fuselage:maximum_height || maximum height of the fuselage
data:geometry:fuselage:maximum_width || maximum width of the fuselage
data:geometry:fuselage:PAX_length || length of the passenger compartment
data:geometry:fuselage:rear_length || length of the rear cone of the aircraft

data:geometry:horizontal_tail:aspect_ratio || horizontal tail aspect ratio
data:geometry:horizontal_tail:MAC:at25percent:x:from_wingMAC25 || distance along X between 25% MAC of wing and 25% MAC of horizontal tail
data:geometry:horizontal_tail:MAC:at25percent:x:local || X-position of the 25% of mean aerodynamic chord of horizontal tail w.r.t. leading edge of root chord
data:geometry:horizontal_tail:MAC:length || mean aerodynamic chord length of horizontal tail
data:geometry:horizontal_tail:MAC:y || Y-position of mean aerodynamic chord of horizontal tail
data:geometry:horizontal_tail:root:chord || chord length at root of horizontal tail
data:geometry:horizontal_tail:span || horizontal tail span
data:geometry:horizontal_tail:sweep_0 || sweep angle at leading edge of horizontal tail
data:geometry:horizontal_tail:sweep_100 || sweep angle at trailing edge of horizontal tail
data:geometry:horizontal_tail:tip:chord || chord length at tip of horizontal tail
data:geometry:horizontal_tail:wet_area || wet area of horizontal tail
data:geometry:horizontal_tail:z:from_wingMAC25 || Z-position of the horizontal tail w.r.t. 25% MAC of wing Z-position
data:geometry:horizontal_tail:elevator_chord_ratio || elevator chord ratio
data:geometry:horizontal_tail:sweep_25 || sweep angle at 25% chord of horizontal tail
data:geometry:horizontal_tail:taper_ratio || taper ratio of horizontal tail
data:geometry:horizontal_tail:thickness_ratio || thickness ratio of horizontal tail

data:geometry:vertical_tail:MAC:at25percent:x:from_wingMAC25 || distance along X between 25% MAC of wing and 25% MAC of vertical tail
data:geometry:vertical_tail:MAC:at25percent:x:local || X-position of the 25% of mean aerodynamic chord of vertical tail w.r.t. leading edge of root chord
data:geometry:vertical_tail:MAC:length || mean aerodynamic chord length of vertical tail
data:geometry:vertical_tail:MAC:z || Z-position of mean aerodynamic chord of vertical tail
data:geometry:vertical_tail:root:chord || chord length at root of vertical tail
data:geometry:vertical_tail:span || vertical tail span
data:geometry:vertical_tail:sweep_0 || sweep angle at leading edge of vertical tail
data:geometry:vertical_tail:sweep_100 || sweep angle at trailing edge of vertical tail
data:geometry:vertical_tail:tip:chord || chord length at tip of vertical tail
data:geometry:vertical_tail:tip:x || X-position of the vertical tail tip chord leading edge
data:geometry:vertical_tail:wet_area || wet area of vertical tail

data:geometry:wing:b_50 || actual length between root and tip along 50% of chord
data:geometry:wing:kink:chord || chord length at wing kink
data:geometry:wing:kink:leading_edge:x:local || X-position of leading edge at wing kink w.r.t. leading edge of root chord
data:geometry:wing:kink:thickness_ratio || thickness ratio at wing kink
data:geometry:wing:kink:y || Y-position of wing kink
data:geometry:wing:MAC:leading_edge:x:local || X-position of leading edge of mean aerodynamic chord w.r.t. leading edge of root chord
data:geometry:wing:MAC:length || length of mean aerodynamic chord of wing
data:geometry:wing:MAC:y || Y-position of mean aerodynamic chord of wing
data:geometry:wing:outer_area || wing area outside of fuselage
data:geometry:wing:root:thickness_ratio || thickness ratio at wing root
data:geometry:wing:root:virtual_chord || virtual chord length at wing root if sweep angle of trailing edge of outer wing part was on the whole wing (no kink)
data:geometry:wing:root:y || Y-position of wing root
data:geometry:wing:root:chord || chord length at wing root
data:geometry:wing:span || wing span
data:geometry:wing:sweep_0 || sweep angle at leading edge of wing
data:geometry:wing:sweep_100_inner || sweep angle at trailing edge of wing (inner side of the kink)
data:geometry:wing:sweep_100_outer || sweep angle at trailing edge of wing (outer side of the kink)
data:geometry:wing:tip:chord || chord length at wing tip
data:geometry:wing:tip:leading_edge:x:local || X-position of leading edge at wing tip w.r.t. leading edge of root chord
data:geometry:wing:tip:thickness_ratio || thickness ratio at wing tip
data:geometry:wing:tip:y || Y-position of wing tip
data:geometry:wing:wet_area || wet area of wing

data:geometry:landing_gear:height || height of the landing gear
data:geometry:landing_gear:type || 0=non-retractable / 1=retractable
data:geometry:landing_gear:y || landing gear position along the wing

data:geometry:propulsion:nacelle:height || height of the nacelle
data:geometry:propulsion:nacelle:length || length of the nacelle
data:geometry:propulsion:nacelle:wet_area || nacelle wet area
data:geometry:propulsion:nacelle:width || width of the nacelle
data:geometry:propulsion:nacelle:y || position of the nacelles along the wing
data:geometry:propulsion:nacelle:x || position, with respect to the aircraft nose, of the furthest point of the nacelle from the nose

data:geometry:propulsion:propeller:diameter || diameter of the propeller
data:geometry:propulsion:engine:count || number of engine
data:geometry:propulsion:engine:layout || position of engines (1=under the wing / 2=rear fuselage / 3=nose)
data:geometry:propulsion:engine:y_ratio || engine position along wing span (if layout=1-2)

data:aerodynamics:horizontal_tail:efficiency || ratio between the dynamic pressure at the tail and the free stream dynamic pressure

data:geometry:flap:chord_ratio || flap chord as a percentage of the wing chord
data:geometry:flap:span_ratio || flap span as a percentage of the wing span
data:geometry:flap_type || flap type (0.0 - plain flap, 2.0 - single slotted flap, 3.0 - split flap)
data:geometry:has_T_tail || 0=horizontal tail is attached to fuselage / 1=horizontal tail is attached to top of vertical tail
data:geometry:wing_configuration || 1=low wing configuration / 2=mid wing configuration / 3=high wing configuration

data:weight:aircraft:MFW || maximum fuel weight
