Editing List of Acronyms and Abbreviations

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This list contains definitions for [[Orbiter]] or important spaceflight acronyms or abbreviations, especially those appearing in [[MFD|MFDs]] and various [[HUD]] modes.
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This list contains definitions for [[Orbiter]] or important [[spaceflight]] acronyms or abbreviations, especially those appearing in [[MFD|MFDs]] and various [[HUD]] modes.
  
 
One entry in this list consists of a term with one or more definitions, like:
 
One entry in this list consists of a term with one or more definitions, like:
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=A=
 
=A=
−
;ACC: Acceleration, displayed in [[Surface MFD]] to indicate increasing or decereasing horizontal speed of the ship in m/s<sup>2</sup>
+
;AgP:[[Argument of periapsis]]:The angle in the orbit from the point of the ascending node to the point of periapsis, Used in OrbitMFD.
−
;ACT: Activate, command button in [[RCS attitude MFD]] in docking mode to activate the programmed orientation to the target dock
+
;Alt:[[altitude]], distance from the body surface
−
;AgP:[[Argument of periapsis]]:The angle in the orbit from the point of the ascending node to the point of periapsis, displayed in [[Orbit MFD]]
 
−
;ALT or Alt:[[altitude]], distance from the body surface
 
−
#Used in [[Orbit MFD]] when Alt mode is selected to indicate distance from the surface of the body
 
−
#Used in [[Surface MFD]] to indicate altitude in km from the body surface
 
 
;AN:[[ascending node]]:a vector in an orbit where the body passes from south to north of the plane of reference (i.e. ecliptic or equatorial). Shown in [[Align MFD]] and [[Orbit MFD]] as a dotted vector line connecting to a solid square on the orbit.
 
;AN:[[ascending node]]:a vector in an orbit where the body passes from south to north of the plane of reference (i.e. ecliptic or equatorial). Shown in [[Align MFD]] and [[Orbit MFD]] as a dotted vector line connecting to a solid square on the orbit.
−
;AOA: Angle of attack, the difference between the ship's direction of travel and the pitch of its nose
+
;AORP:'''A'''utonomous '''O'''rbiter '''R'''apid '''P'''rototype, a system to allow a [[STS|shuttle]] orbiter to land without [[crew]].
−
#Used in [[Surface MFD]] to indicate the angle of attack
+
;ApA:[[apoapsis]] apoapsis altitude, the lowest altitude of an orbit. Used in OrbitMFD mode.
−
;AORP:'''A'''utonomous '''O'''rbiter '''R'''apid '''P'''rototype, a system to allow a [[STS|shuttle]] orbiter to land without crew.
 
−
;AP: Used in [[Surface MFD]], a red rectangle with white "AP" in the altitude tape to indicate the altitude of the ship's apoapsis
 
−
;ApA:[[apoapsis]] apoapsis altitude, the lowest altitude of an orbit, displayed in [[Orbit MFD]].
 
 
;ApD:[[apoapsis]] apoapsis distance
 
;ApD:[[apoapsis]] apoapsis distance
−
;ApR:[[apoapsis]] apoapsis radius, displayed in [[Orbit MFD]]
+
;ApR:[[apoapsis]] apoapsis radius
−
;ApT:time to [[apoapsis]] in seconds, displayed in [[Orbit MFD]]
+
;ApT:time to [[apoapsis]] in seconds
 
;AR:
 
;AR:
−
#'''A'''utomatic '''R'''eference, used in [[Align MFD]], [[Orbit MFD]] as a command button for Align to select a reference body automatically based on highest gravity
+
#'''A'''utomatic '''R'''eference, used in [[Align MFD]] as a command button for Align to select a reference body automatically based on highest gravity
−
#'''A'''ltitude '''R'''ange, used to manually set the range in the altitude graph in [[Ascent profile MFD]]
+
#'''A'''ltitude '''R'''ange, used to manually set the range in the altitude graph in [[Ascent profile MFD]]]
 
#'''a'''cceptance '''r'''eview
 
#'''a'''cceptance '''r'''eview
 
;atmo:[[atmosphere]]
 
;atmo:[[atmosphere]]
−
;ATM DATA: Atmospheric data in [[Surface MFD]] readouts
 
 
;ATV:
 
;ATV:
 
#'''A'''utonomous '''T'''ransfer '''V'''ehicle, an unmanned cargo spacecraft, see [[ATV]].
 
#'''A'''utonomous '''T'''ransfer '''V'''ehicle, an unmanned cargo spacecraft, see [[ATV]].
 
#'''A'''utomated '''T'''ransfer '''V'''ehicle[http://www.orbiterwiki.org/wiki/ATV#The_ATV]
 
#'''A'''utomated '''T'''ransfer '''V'''ehicle[http://www.orbiterwiki.org/wiki/ATV#The_ATV]
 
;AU:[[astronomical unit]]
 
;AU:[[astronomical unit]]
−
;AX: '''Ax'''is, command button in [[RCS attitude MFD]] to change the selected axis beetween pitch/yaw/roll
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
  
 
=B=
 
=B=
−
;BAS: Basemode, command button to select programmed attitude (prograde, orbit normal, perpendicular in, radial down) in [[RCS attitude MFD]]
 
 
;BMW:'''B'''ate, '''M'''ueller, '''W'''hite - authors of ''Fundamentals of Astrodynamics'' (1971)
 
;BMW:'''B'''ate, '''M'''ueller, '''W'''hite - authors of ''Fundamentals of Astrodynamics'' (1971)
 
;BRG: '''B'''ea'''r'''in'''g''', used in the [[Horizontal Situation Indicator MFD]] to indicate the compass direction of the ILS or VOR transmitter
 
;BRG: '''B'''ea'''r'''in'''g''', used in the [[Horizontal Situation Indicator MFD]] to indicate the compass direction of the ILS or VOR transmitter
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=C=
 
=C=
 
;CaLV:'''Ca'''rgo '''l'''aunch '''v'''ehicle, see [[Ares V]]
 
;CaLV:'''Ca'''rgo '''l'''aunch '''v'''ehicle, see [[Ares V]]
−
;CDI: course deviation indicator, the yellow arrow in the [[Horizontal Situation Indicator MFD]]
+
;CDI:[[course deviation indicator]]
 
;CDR:
 
;CDR:
 
#commander
 
#commander
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;CEV:'''C'''rew '''e'''xpedition '''v'''ehicle, see [[CEV]]
 
;CEV:'''C'''rew '''e'''xpedition '''v'''ehicle, see [[CEV]]
 
;CFD:computational fluid dynamics
 
;CFD:computational fluid dynamics
−
;CFG: command button in [[RCS attitude MFD]] to switch to configuration page
 
 
;CLV:'''C'''rew '''l'''aunch '''v'''ehicle, see [[Ares I]]
 
;CLV:'''C'''rew '''l'''aunch '''v'''ehicle, see [[Ares I]]
−
;CNC: Cancel, used in [[RCS attitude MFD]] in the docking mode to cancel the docking mode program
 
 
;COAS:'''C'''rew '''O'''ptical '''A'''lignment '''S'''ight
 
;COAS:'''C'''rew '''O'''ptical '''A'''lignment '''S'''ight
 
;COM:communication or communicator
 
;COM:communication or communicator
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;CTRL:Control
 
;CTRL:Control
 
;CTV:
 
;CTV:
−
#'''C'''rew '''T'''ransfer '''V'''ehicle, a manned spacecraft derived from the [[ATV]], see CTV
+
#'''C'''rew '''T'''ransfer '''V'''ehicle, a manned spacecraft derived from the [[ATV]], see [[CTV]]
 
#'''C'''ompatibility '''T'''est '''V'''an, '''NASA'''
 
#'''C'''ompatibility '''T'''est '''V'''an, '''NASA'''
−
;CUR: Command button in [[RCS attitude MFD]] to set the programmed attitude to the current attitude
 
 
;CVEL:
 
;CVEL:
 
#[[closing velocity]]
 
#[[closing velocity]]
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[[#top|Back to top]]
 
[[#top|Back to top]]
 
=D=
 
=D=
−
;D3D9:refers to the advanced graphics client in [[Orbiter]]
+
;D3D9:refers to the advanced graphics client in [[Orbiter]].
−
;Da: Deviation, displayed in [[RCS attitude MFD]] to indicate how many degrees the ship has to go in Roll to reach programmed attitude
 
−
;DCK: command button in [[RCS attitude MFD]] to set the MFD into Docking mode
 
 
;DDT&E:'''d'''esign, '''d'''evelopment, '''t'''est and '''e'''valuation
 
;DDT&E:'''d'''esign, '''d'''evelopment, '''t'''est and '''e'''valuation
 
;DEV:'''Dev'''iation, in the [[Horizontal Situation Indicator MFD]], it indicates how far the OBS is adjusted left or right of the radial
 
;DEV:'''Dev'''iation, in the [[Horizontal Situation Indicator MFD]], it indicates how far the OBS is adjusted left or right of the radial
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;Dir:'''dir'''ection
 
;Dir:'''dir'''ection
 
;Dist:'''dist'''ance
 
;Dist:'''dist'''ance
−
#Displayed in [[Sync MFD]], distance ship to target
+
;DIV:[[divergent]], i.e. [[yaw]] [[gimbal]] mode.
−
;DIV: divergent, i.e. [[yaw]] [[gimbal]] mode.
+
;DLng:longitude difference, as seen on the [[synchronise orbit MFD]]
−
;DLng:difference in longitude between ship and target, displayed in [[Sync MFD]]
+
;DN:[[descending node]]
−
;DN:
+
;DNP:dynamic [[pressure]]
−
#'''Down''', used in [[Map MFD]] when Tracking mode is off and map zoomed in to scroll the map down so you can see farther South
+
;DNS:atmospheric density
−
# Command button in [[RCS attitude MFD]] to change the selected modification up so you can edit it
+
;DPS:'''D'''ata '''P'''rocessing '''S'''ystem. Term describing the general purpose computers and their interfaces onboard various manned spacecraft.
−
#[[descending node]]
+
;DST or Dst:distance (to target), used in the [[Horizontal Situation Indicator MFD]] to indicate distance to the selected ILS or VOR transmitter
−
;DNP:dynamic [[pressure]], given in Pa
+
;DTe:time to [[ejection]], as seen on the [[transfer MFD]]
−
#Displayed in [[Surface MFD]] to indicate atmospheric pressure
+
;DTi:time to intercept, as seen on the [[transfer MFD]]
−
;DNS:atmospheric density, given in kg m<sup>-3</sup>, symbol ρ
+
;DTmin:time of arrical difference, as seen on the [[synchronise orbit MFD]]
−
#displayed in [[Surface MFD]]
+
;Dv:delta [[velocity]], as seen on the [[transfer MFD]], see also [[Delta-V]]
−
;DPS:'''D'''ata '''P'''rocessing '''S'''ystem. Term describing the general purpose computers and their interfaces onboard various manned spacecraft
 
−
;Dr: Deviation, displayed in [[RCS attitude MFD]] to indicate how many degrees until the ship reaches pitch and yaw alignment with the programmed attitude
 
−
;DSP: '''D'''i'''sp'''lay, used in [[Map MFD]] to switch between Ground Track Display and Orbital Plane Display
 
−
;DST or Dst:
 
−
#Distance (to target), used in the [[Horizontal Situation Indicator MFD]] to indicate distance to the selected ILS or VOR transmitter
 
−
#Distance, used in [[Orbit MFD]] to select between Rad, ApR, PeR (distance from body center) and Alt, ApA, PeA (distance from body surface)
 
−
;DTe:time to ejection, displayed in [[Transfer MFD]]
 
−
;DTi:time to intercept, displayed in [[Transfer MFD]]
 
−
;DTmin:time of arrival difference
 
−
#Displayed in [[Sync MFD]] to indicate difference in time between ship and target passing the intersection point
 
−
;Dv:delta [[velocity]], command button in [[Transfer MFD]] to increase or decrease the delta-v of the HTO; see also [[Delta-V]]
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
  
 
=E=
 
=E=
−
;Ecc:[[eccentricity]] of orbit, displayed in [[Orbit MFD]]
+
;Ecc:[[eccentricity]]
 
;ECL:plane of the [[ecliptic]]
 
;ECL:plane of the [[ecliptic]]
 
;ECLSS:'''E'''nvironmental '''c'''ontrol and '''l'''ife '''s'''upport '''s'''ystem
 
;ECLSS:'''E'''nvironmental '''c'''ontrol and '''l'''ife '''s'''upport '''s'''ystem
 
;ECSS:'''e'''uropean '''c'''ooperation for '''s'''pace '''s'''tandardization
 
;ECSS:'''e'''uropean '''c'''ooperation for '''s'''pace '''s'''tandardization
 
;EELV:Evolved Expendable Launch Vehicle
 
;EELV:Evolved Expendable Launch Vehicle
−
;EJ+ and EJ-: Command buttons in [[Transfer MFD]] to increase or decrease the longitude of orbit ejection
+
;ELS: '''EL'''ements, custom '''S'''elect, used in [[Align MFD]] to select a custom orbital elements to which to align.
−
;ELS: '''EL'''ements, custom '''S'''elect, used in [[Align MFD]] to select a custom orbital elements to which to align
 
−
;END: command button in [[RCS attitude MFD]] to stop the programmed attitude mode
 
 
;EQU:plane of the [[equator]]
 
;EQU:plane of the [[equator]]
−
;EQU POS: Equatorial position, given as longitude and latitude
 
−
#Displayed in [[Surface MFD]] given as position and rate of change
 
 
;ESA:[[European Space Agency]]
 
;ESA:[[European Space Agency]]
 
;ESAS:[[w:Exploration Systems Architecture Study|Exploration Systems Architecture Study]]
 
;ESAS:[[w:Exploration Systems Architecture Study|Exploration Systems Architecture Study]]
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=F=
 
=F=
−
;FGB:Russian abbreviation for Functional Cargo Block. See FGB
+
;FGB:Russian abbreviation for Functional Cargo Block. See [[FGB]]
−
;FoV:field of view, as seen in the general information display
+
;FoV:field of view, as seen in the [[general information display]]
−
;FPS:[[frame rate]] (frames per second), as seen in the general information display
+
;FPS:[[frame rate]] (frames per second), as seen in the [[general information display]]
 
;FRF:'''F'''light '''R'''eadiness '''F'''iring, a launch countdown test of the Shuttle running all except SRB ignition and lift-off.
 
;FRF:'''F'''light '''R'''eadiness '''F'''iring, a launch countdown test of the Shuttle running all except SRB ignition and lift-off.
−
;FRM: '''Fr'''a'''m'''e of reference, used in [[Orbit MFD]] to change the orbital display and parameters between Equatorial or Ecliptic
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
 
=G=
 
=G=
−
;G or g:
+
;g:a unit of acceleration. 1g equals the gravity acceleration on earths surface, 9.81 m/s²
−
#used in [[Orbit MFD]], indicates what fraction of gravity is exerted on the ship by the reference body (0 to 1)
 
−
#unit of acceleration. 1g equals the gravity acceleration on earths surface, 9.81 m/s²
 
 
;GET:'''G'''round '''E'''lapsed '''T'''ime [http://history.nasa.gov/SP-4029/Apollo_00c_Introduction.htm]
 
;GET:'''G'''round '''E'''lapsed '''T'''ime [http://history.nasa.gov/SP-4029/Apollo_00c_Introduction.htm]
 
;GL:Used often as vehicle name prefix for a [[Delta-glider]]
 
;GL:Used often as vehicle name prefix for a [[Delta-glider]]
 
;GLOC:'''G'''ravity-induced '''L'''oss '''o'''f '''C'''onsciousness   
 
;GLOC:'''G'''ravity-induced '''L'''oss '''o'''f '''C'''onsciousness   
 
;GMT:Greenwich Mean Time.See [[w:Universal Time|Universal Time on Wikipedia]]
 
;GMT:Greenwich Mean Time.See [[w:Universal Time|Universal Time on Wikipedia]]
−
;GO: '''Go''', command button in [[RCS attitude MFD]], once the desired orientation and modifications are set, to activate the program
 
 
;GPDS:[[GPDS|Generic Payload Description System]]
 
;GPDS:[[GPDS|Generic Payload Description System]]
 
;GPS:'''G'''lobal '''P'''ositioning '''S'''ystem
 
;GPS:'''G'''lobal '''P'''ositioning '''S'''ystem
−
;GS: [[w:Ground speed|Ground speed]]
+
;GS:[[ground speed]]
−
#Command button in [[Surface MFD]] to set the speed tape to GS
 
 
;GTO:[[GTO|'''g'''eostationary '''t'''ransfer '''o'''rbit]]
 
;GTO:[[GTO|'''g'''eostationary '''t'''ransfer '''o'''rbit]]
  
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;HAC:[[Heading Alignment Cone]]
 
;HAC:[[Heading Alignment Cone]]
 
;HLLV:'''h'''eavy '''l'''ift '''l'''aunch '''v'''ehicle
 
;HLLV:'''h'''eavy '''l'''ift '''l'''aunch '''v'''ehicle
−
;HSI:[[Horizontal Situation Indicator MFD|horizontal situation indicator]]
+
;HSI:[[horizontal situation indicator]]
 
;HST:[[Hubble Space Telescope]]
 
;HST:[[Hubble Space Telescope]]
−
;HTO:hypothetical transfer orbit, command button in [[Transfer MFD]] to display HTO parameters
+
;HTO:[[hypothetical transfer orbit]], as seen on the [[transfer MFD]]
−
;HUD:[[heads up display]], used in [[Docking MFD]], [[Orbit MFD]], [[Surface MFD]] to copy the current parameters to the HUD
+
;HUD:[[heads up display]]
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
  
 
=I=
 
=I=
−
;IAS:indicated air speed [[w:Indicated airspeed|Indicated airspeed]]
+
;IAS:indicated air speed [http://en.wikipedia.org/wiki/Indicated_air_speed]
−
#Command button in [[Surface MFD]] to set the speed tape to IAS
 
 
;IDS:[[IDS|instrument docking system]], used in [[Docking MFD]]
 
;IDS:[[IDS|instrument docking system]], used in [[Docking MFD]]
 
;ILS:
 
;ILS:
−
#Instrument Landing System
+
#[[instrument landing system]]
 
#also used in [[Horizontal Situation Indicator MFD]] to indicate which runway at which Spaceport is selected by the NAV system
 
#also used in [[Horizontal Situation Indicator MFD]] to indicate which runway at which Spaceport is selected by the NAV system
 
#'''I'''nternational '''l'''aunch '''s'''ervices, a US-russian joint venture marketing [[Atlas]] and [[Proton]] launches
 
#'''I'''nternational '''l'''aunch '''s'''ervices, a US-russian joint venture marketing [[Atlas]] and [[Proton]] launches
−
;Inc: [[Inclination]], angular difference between one orbit with respect to another, usually the ecliptic, equatorial, body orbit, or target orbit, displayed in [[Align MFD]], [[Orbit MFD]]
+
;Inc: [[Inclination]], angular difference between one orbit with respect to another, usually the ecliptic, equatorial, or body orbit. Used in [[Align MFD]]
−
;INV: Inverse, command button in [[RCS attitude MFD]] to change the programmed attitude to the inverse (retrograde, orbit antinormal, perpendicular out, radial up)
 
 
;ISP:[[specific impulse]]
 
;ISP:[[specific impulse]]
 
;ISS:[[International Space Station]]
 
;ISS:[[International Space Station]]
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[[#top|Back to top]]
 
[[#top|Back to top]]
 
=J=
 
=J=
−
;JD:Julian date
+
;JD:[[Julian date]]
 
;JSC:  Lyndon B. '''J'''ohnson '''S'''pace '''C'''enter
 
;JSC:  Lyndon B. '''J'''ohnson '''S'''pace '''C'''enter
 
;JWST:'''J'''ames '''W'''ebb '''S'''pace '''T'''elescope
 
;JWST:'''J'''ames '''W'''ebb '''S'''pace '''T'''elescope
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=L=
 
=L=
 
;LAN:
 
;LAN:
−
#Longitude of the [[ascending node]], used in [[Align MFD]], [[Orbit MFD]]
+
#Longitude of the [[ascending node]], used in [[Align MFD]]
 
#local-area network
 
#local-area network
 
;LCC:
 
;LCC:
Line 229: Line 192:
 
#'''l'''ife '''c'''ycle '''c'''ost
 
#'''l'''ife '''c'''ycle '''c'''ost
 
;LDEF:[[Long Duration Exposure Facility]]
 
;LDEF:[[Long Duration Exposure Facility]]
−
;LEN: List Length
 
−
#Command button in [[Sync MFD]] to select number of orbits to display (lines 0-18)
 
 
;LEO:[[Low earth orbit]]
 
;LEO:[[Low earth orbit]]
 
;LH2:Liquid Hydrogen
 
;LH2:Liquid Hydrogen
 
;LOCV: Loss of crew and vehicle
 
;LOCV: Loss of crew and vehicle
 
;LOX:Liquid Oxygen
 
;LOX:Liquid Oxygen
−
;LPe:longitude of [[periapsis]], displayed in [[Orbit MFD]]
+
;LPe:longitude of [[periapsis]]
 
;L/R:'''L'''eft/'''R'''ight, used in [[Horizontal Situation Indicator MFD]] to switch MFD mode focus to the left or right graphic display
 
;L/R:'''L'''eft/'''R'''ight, used in [[Horizontal Situation Indicator MFD]] to switch MFD mode focus to the left or right graphic display
  
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=M=
 
=M=
 
;m:metre
 
;m:metre
−
;M:
+
;M:Mega (SI prefix for 10<sup>6</sup>). Occasionally mass or [[mach]] number
−
#Mega (SI prefix for 10<sup>6</sup>).  
 
−
#Mass, given in kg
 
−
#[[mach]] number or multiples of speed of sound in a given medium
 
−
##Used in [[Surface MFD]] ship's speed is given in mach number as well as m/s
 
 
;MCC:
 
;MCC:
 
#'''m'''id '''c'''ourse '''c'''orrection
 
#'''m'''id '''c'''ourse '''c'''orrection
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;MFD:'''M'''ulti'''f'''unctional '''D'''isplay, see [[MFD]]
 
;MFD:'''M'''ulti'''f'''unctional '''D'''isplay, see [[MFD]]
 
;MHz: '''M'''ega'''H'''er'''z''', same as the old term megacycles/second, radio and transponder frequency, used in [[COMNAV MFD]]
 
;MHz: '''M'''ega'''H'''er'''z''', same as the old term megacycles/second, radio and transponder frequency, used in [[COMNAV MFD]]
−
;MJD:[[modified julian date]]
+
;MJD:[[modified Julian date]]
−
;MLP:Mobile Launcher Platform
+
;MLP:[[Mobile Launcher Platform]]
 
;MMOD:'''M'''icro'''m'''eteorites and '''o'''rbital '''d'''ebris
 
;MMOD:'''M'''icro'''m'''eteorites and '''o'''rbital '''d'''ebris
 
;MMU:'''m'''anned '''m'''aneuvering '''u'''nit, see [[MMU]]
 
;MMU:'''m'''anned '''m'''aneuvering '''u'''nit, see [[MMU]]
−
;MnA:[[mean anomaly]], displayed in [[Orbit MFD]]
+
;MnA:[[mean anomaly]]
−
;MnL:[[mean longitude]], displayed in [[Orbit MFD]]
+
;MnL:[[mean longitude]]
−
;MOD: used in [[Orbit MFD]] and [[Sync MFD]] to cycle the display between parameters only, orbital display only, or both
 
 
;m/s:meters per second, the SI base unit of [[velocity]]
 
;m/s:meters per second, the SI base unit of [[velocity]]
 
;MSx:Mission Specialist x
 
;MSx:Mission Specialist x
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##in [[COMNAV MFD]] it is used to identify up to four receivers in the stack
 
##in [[COMNAV MFD]] it is used to identify up to four receivers in the stack
 
##in [[Horizontal Situation Indicator MFD]], it is used to select which receiver an HSI display is tuned to
 
##in [[Horizontal Situation Indicator MFD]], it is used to select which receiver an HSI display is tuned to
−
##in [[RCS attitude MFD]] command button in Docking mode to slave one of the Nav receivers to this MFD
 
 
#navigation
 
#navigation
−
#navigation aid
+
#[[navigation aid]]
−
;NT: '''N'''o '''t'''arget, used in [[Orbit MFD]] and [[Transfer MFD]] to deselect the target
 
−
;NUM: Comand button in [[Transfer MFD]] to select the number of steps to use in the HTO calculation
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
 
=O=
 
=O=
−
;OAT:outside air temperature, displayed in [[Surface MFD]] given in Kelvins (K)
+
;OAT:outside air temperature
−
;Ob:
+
;Ob:obliquity of ecliptic (tilt of axis of rotation against plane of ecliptic)
−
#Obliquity of ecliptic (tilt of axis of rotation against plane of ecliptic)
 
−
#Orbit, displayed in [[Sync MFD]] indicates how many orbits remaining until rendezvous
 
 
;OB+ and OB-: '''O'''mni'''B'''earing, used to change the offset of the course arrow to left or right of the beam
 
;OB+ and OB-: '''O'''mni'''B'''earing, used to change the offset of the course arrow to left or right of the beam
−
;OBS:omni bearing selector, the yellow arrow in the [[Horizontal Situation Indicator MFD]]
+
;OBS:[[omni bearing selector]]
−
;OBT:[[orbit]], displayed in [[Orbit MFD]]
+
;OBT:[[orbit]], as seen on the [[orbit MFD]]
 
;OMBUU: '''O'''rbiter '''M'''id'''b'''ody '''U'''mbilical '''U'''nit
 
;OMBUU: '''O'''rbiter '''M'''id'''b'''ody '''U'''mbilical '''U'''nit
−
;OMP:'''O'''rbiter '''M'''ultiplayer '''P'''roject, an ongoing program to create a multiplayer server in Orbiter, see [[OMP]].
+
;[[OMP]]:'''O'''rbiter '''M'''ultiplayer '''P'''roject, an ongoing program to create a multiplayer server in Orbiter.
 
;OMS:'''O'''rbital '''M'''aneuvering '''S'''ystem, the 'main engines' of the [[space shuttle]] orbiter
 
;OMS:'''O'''rbital '''M'''aneuvering '''S'''ystem, the 'main engines' of the [[space shuttle]] orbiter
−
;OS:[[w:Orbital speed|Orbital speed]]
+
;OS:[[orbital speed]]
−
#Command button in [[Surface MFD]] to set the speed tape to OS
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
 
=P=
 
=P=
−
;P:position (sometimes radius) vector, displayed in the [[Align MFD]]
+
;P:position (sometimes radius) vector, as seen on the [[align orbital plane MFD]]
 
;p0:atmospheric pressure at sea level
 
;p0:atmospheric pressure at sea level
 
;PAM:'''P'''ayload '''A'''ssist '''M'''odule, a family of solid upper stages for the [[Space Shuttle]]
 
;PAM:'''P'''ayload '''A'''ssist '''M'''odule, a family of solid upper stages for the [[Space Shuttle]]
Line 304: Line 254:
 
;PDR:'''p'''reliminary '''d'''esign '''r'''eview
 
;PDR:'''p'''reliminary '''d'''esign '''r'''eview
 
;PDRS:'''P'''ayload '''D'''eployment and '''R'''etrieval '''S'''ystem, the official name of the robot arm of the Space Shuttle
 
;PDRS:'''P'''ayload '''D'''eployment and '''R'''etrieval '''S'''ystem, the official name of the robot arm of the Space Shuttle
−
;PeA:[[periapsis]] altitude. Altitude of periapsis above the surface of the orbited body, used in [[Orbit MFD]]
+
;PeA:[[periapsis]] altitude. Altitude of periapsis above the surface of the orbited body
 
;PeD:[[periapsis]] distance. See PeR.  
 
;PeD:[[periapsis]] distance. See PeR.  
−
;PeR:[[periapsis]] radius. Distance of periapsis from the center of the orbited body, used in [[Orbit MFD]]
+
;PeR:[[periapsis]] radius. Distance of periapsis from the center of the orbited body
−
;PeT:time to [[periapsis]] in seconds, displayed in [[Orbit MFD]]
+
;PeT:time to [[periapsis]] in seconds.
 
;PG:
 
;PG:
−
#Page, switching displayed pages in an MFD mode, used in [[Align MFD]] and [[Ascent profile MFD]]
+
#Page, switching displayed pages in an MFD mode, used in [[Align MFD]]
 
#[[prograde]]
 
#[[prograde]]
 
;PLT:Pilot
 
;PLT:Pilot
 
;PMI:'''P'''rincipal '''m'''oments of '''i'''nertia, see [[PMI]]
 
;PMI:'''P'''rincipal '''m'''oments of '''i'''nertia, see [[PMI]]
 
;Pos:position
 
;Pos:position
−
;PRJ: Projection, used in the [[Orbit MFD]] to switch orbital display between Ecliptic, Equatorial, Ship's orbit, Target orbit
+
;PRJ:[[projection]], as seen on the [[orbit MFD]]
 
;PRR:'''p'''reliminary '''r'''equirements '''r'''eview
 
;PRR:'''p'''reliminary '''r'''equirements '''r'''eview
 
;PSx:Payload Specialist x
 
;PSx:Payload Specialist x
Line 328: Line 278:
 
#mean radius
 
#mean radius
 
#specific gas constant
 
#specific gas constant
−
;+R and -R:
 
−
#Command buttons in [[RCS attitude MFD]] (R+) to add a line (pitch, yaw, roll) to the programmed attitude, or R- to remove the last line
 
−
#Command buttons in [[Sync MFD]] to rotate intersection points
 
 
;r0:atmospheric density at sea level
 
;r0:atmospheric density at sea level
 
;Rad:
 
;Rad:
−
#Displayed in [[Orbit MFD]] when Radius mode is selected to indicate distance from the center of the body in meters
 
 
#radial distance
 
#radial distance
 
#angular unit ''radians''
 
#angular unit ''radians''
−
;RAnm:[[true anomaly]] of reference axis, displayed in [[Sync MFD]]
+
;RAnm:[[true anomaly]] of reference axis, as seen on the [[synchronise orbit MFD]]
 
;Rate: How fast the current orbital plane is changing, degrees per second, used in [[Align MFD]]
 
;Rate: How fast the current orbital plane is changing, degrees per second, used in [[Align MFD]]
 
;RCS:[[reaction control system]], spacebourne orientation rocket system.
 
;RCS:[[reaction control system]], spacebourne orientation rocket system.
 
;R&D:'''r'''esearch and '''d'''evelopment
 
;R&D:'''r'''esearch and '''d'''evelopment
 
;RDT&E:'''r'''esearch, '''d'''evelopment, '''t'''esting and '''e'''valuation
 
;RDT&E:'''r'''esearch, '''d'''evelopment, '''t'''esting and '''e'''valuation
−
;REF: '''Reference'''
+
;REF: '''Reference''', used in Align MFD to select a reference body.
−
#used in [[Align MFD]], [[Map MFD]], [[Orbit MFD]] and [[Transfer MFD]] to select a reference body.
 
−
#'''Ref''': Reference displayed in [[Sync MFD]] to switch Reference axis
 
 
;RG:[[retrograde]]
 
;RG:[[retrograde]]
−
;RInc:[[relative inclination]], relative inclination between the ship and target orbits, used in [[Align MFD]], [[Sync MFD]], and [[Transfer MFD]]
+
;RInc:[[relative inclination]], relative inclination between the current and target orbits, used in [[Align MFD]]
 
;RKA:Russian Space Agency
 
;RKA:Russian Space Agency
 
;RMS:'''R'''emote '''M'''anipulator '''S'''ystem
 
;RMS:'''R'''emote '''M'''anipulator '''S'''ystem
Line 352: Line 296:
 
;RTFM:'''R'''ead '''t'''he '''f'''ine (or many other '''f'''-words) '''m'''anual, a typical forum answer for questions already answered extensivly in the manual.
 
;RTFM:'''R'''ead '''t'''he '''f'''ine (or many other '''f'''-words) '''m'''anual, a typical forum answer for questions already answered extensivly in the manual.
 
;RTLS:'''R'''eturn '''t'''o '''l'''aunch '''s'''ite, a [[Space Shuttle]] abort mode.
 
;RTLS:'''R'''eturn '''t'''o '''l'''aunch '''s'''ite, a [[Space Shuttle]] abort mode.
−
;RTN: Return, command button in [[RCS attitude MFD]] to return the display to the Active mode page
 
 
;RVel:relative [[velocity]]
 
;RVel:relative [[velocity]]
−
#Displayed in [[Sync MFD]], Relative speed between ship and target
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
Line 361: Line 303:
 
;SAR:
 
;SAR:
 
#'''S'''earch '''a'''nd '''r'''escue.
 
#'''S'''earch '''a'''nd '''r'''escue.
−
#'''S'''yntetic '''a'''perture '''r'''adar, a radar mode used for creating navigation maps or detect slowly moving ground vehicles.
+
#'''S'''yntetic '''a'''perture '''r'''adar, a [[radar]] mode used for creating navigation maps or detect slowly moving ground vehicles.
 
;S/C: [[spacecraft|'''s'''pace'''c'''raft]]
 
;S/C: [[spacecraft|'''s'''pace'''c'''raft]]
 
;SC< and SC>:'''SC'''an frequency up or down in the currently selected receiver, used in [[COMNAV MFD]]
 
;SC< and SC>:'''SC'''an frequency up or down in the currently selected receiver, used in [[COMNAV MFD]]
Line 370: Line 312:
 
#'''S'''econdary '''E'''ngine '''C'''ut'''o'''ff
 
#'''S'''econdary '''E'''ngine '''C'''ut'''o'''ff
 
#'''S'''ustainer '''E'''ngine '''C'''ut'''o'''ff
 
#'''S'''ustainer '''E'''ngine '''C'''ut'''o'''ff
−
;SET: Set, used in [[RCS attitude MFD]] to set the desired attitude
 
−
;SHP: Ship, used in [[Map MFD]] to indicate your ship's name, position, altitude, course of your ship
 
 
;Sim:
 
;Sim:
−
#simulation time (in seconds), as seen in the general information display
+
#simulation time (in seconds), as seen in the [[general information display]]
 
#a common abbreviation for "simulator"
 
#a common abbreviation for "simulator"
−
;Sh-ToR: ship's time on reference, displayed in [[Sync MFD]] to indicate the number of seconds until the ship crosses the reference axis
+
;SHP:[[ship]], as seen on the [[orbit MFD]]
 +
;Sh-ToR:ship [[time-on-reference]], as seen on the [[synchronise orbit MFD]]
 
;SI unit: The metric system of measurement, the modern name, see [[SI unit]]
 
;SI unit: The metric system of measurement, the modern name, see [[SI unit]]
 
;SL+ and SL-: '''S'''e'''l'''ect, change which receiver to next or previous receiver to adjust frequency, used in [[COMNAV MFD]]
 
;SL+ and SL-: '''S'''e'''l'''ect, change which receiver to next or previous receiver to adjust frequency, used in [[COMNAV MFD]]
 
;SLF:shuttle landing facility, see [[Cape Canaveral]]
 
;SLF:shuttle landing facility, see [[Cape Canaveral]]
−
;SMa: [[semi-major axis]], used in [[Orbit MFD]]
+
;SMa:[[semi-major axis]]  
−
;SMi:[[semi-minor axis]], used in [[Orbit MFD]]
+
;SMi:[[semi-minor axis]]
 
;SRB:'''S'''olid '''R'''ocket '''B'''ooster [http://en.wikipedia.org/wiki/Solid_rocket_booster]
 
;SRB:'''S'''olid '''R'''ocket '''B'''ooster [http://en.wikipedia.org/wiki/Solid_rocket_booster]
−
;SRC: Source, command button in [[Transfer MFD]] to select the source body or vessel
 
 
;SRTM:'''S'''huttle '''r'''adar '''t'''opography '''m'''ission, see [[SRTM]].
 
;SRTM:'''S'''huttle '''r'''adar '''t'''opography '''m'''ission, see [[SRTM]].
 
;SSME:Space Shuttle Main Engines [http://en.wikipedia.org/wiki/SSME_%28rocket_engine%29]
 
;SSME:Space Shuttle Main Engines [http://en.wikipedia.org/wiki/SSME_%28rocket_engine%29]
 
;SSTO:[[Single_Stage_To_Orbit | Single Stage to Orbit]]
 
;SSTO:[[Single_Stage_To_Orbit | Single Stage to Orbit]]
 
;STOVL:Short take-off, vertical landing. As performed by the DG on full fuel employing hover thrusters during takeoff.
 
;STOVL:Short take-off, vertical landing. As performed by the DG on full fuel employing hover thrusters during takeoff.
−
;STP:static [[pressure]], given in Pa
+
;STP:static [[pressure]]  
−
#Displayed in [[Surface MFD]] to indicate atmospheric pressure
 
−
;Stp: Command button in [[Transfer MFD]] to select the number of calculation steps to be used in the HTO calculation
 
 
;STS:'''s'''pace '''t'''ransportation '''s'''ystem, AKA space shuttle, see [[space transportation system]]
 
;STS:'''s'''pace '''t'''ransportation '''s'''ystem, AKA space shuttle, see [[space transportation system]]
−
;SUS: command button in [[RCS attitude MFD]] to suspend programmed attitude temporarily
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
Line 397: Line 334:
 
=T=
 
=T=
  
−
;T:
+
;T:orbit period, measured in seconds
−
#Orbit period, measured in seconds, displayed in [[Orbit MFD]]
 
−
#Displayed in [[Transfer MFD]] to indicate the estimated time elapsed in the HTO calculations
 
 
;TAEM:Terminal Area Energy Management
 
;TAEM:Terminal Area Energy Management
−
;TAS:true air speed [[w:True airspeed|True airspeed]]
+
;TAS:true air speed [http://en.wikipedia.org/wiki/True_air_speed]
−
#Command button in [[Surface MFD]] to set the speed tape to TAS
 
 
;TEI:'''T'''rans '''E'''arth '''I'''njection[http://en.wikipedia.org/wiki/Trans_Earth_Injection]  
 
;TEI:'''T'''rans '''E'''arth '''I'''njection[http://en.wikipedia.org/wiki/Trans_Earth_Injection]  
−
;TGT:'''T'''ar'''G'''e'''T'''  
+
;TGT:'''T'''ar'''G'''e'''T''', command button used in [[Align MFD]], [[Docking MFD]], [[Orbit MFD]]
−
#command button used in [[Align MFD]], [[Docking MFD]], [[Map MFD]], [[Orbit MFD]], [[Sync MFD]], and [[Transfer MFD]] to select a target
+
;Tg-ToR:target [[time-on-reference]], as seen on the [[synchronise orbit MFD]]
−
#used in the [[Map MFD]] display to indicate target name, position, altitude of the target
 
−
;Tg-ToR: Target's's time on reference, displayed in [[Sync MFD]] to indicate the number of seconds until the target crosses the reference axis
 
 
;TKS:russian spacecraft for the Almaz program, see [[TKS]]
 
;TKS:russian spacecraft for the Almaz program, see [[TKS]]
 
;TLA:Three letter acronym for a '''t'''hree '''l'''etter '''a'''cronym.
 
;TLA:Three letter acronym for a '''t'''hree '''l'''etter '''a'''cronym.
 
;TLE:two-line elements  
 
;TLE:two-line elements  
−
;TLe:eject longitude, displayed in [[Transfer MFD]]
+
;TLe:eject longitude, as seen on the [[transfer MFD]]
−
;TLi:intercept longitude, displayed in [[Transfer MFD]]
+
;TLi:intercept longitude, as seen on the [[transfer MFD]]
 
;TLI:Trans Lunar Injection
 
;TLI:Trans Lunar Injection
 
;Tn:'''T'''ime to '''n'''ode, used in [[Align MFD]]
 
;Tn:'''T'''ime to '''n'''ode, used in [[Align MFD]]
−
;TOFS:tangential offset [[Docking MFD]]
+
;TOFS:tangential offset [[docking MFD]]
−
;ToR: time on reference axis, displayed in [[Sync MFD]] to indicate number of seconds until ship or target passes the intersection point
+
;TrA:[[true anomaly]]
−
;TrA:[[true anomaly]], displayed in [[Orbit MFD]]
+
;TRK:Track ship, as displayed by [[map MFD]]
−
;TRK:Track, used in [[Map MFD]] to keep the ship centered in the map display
+
;TrL:[[true longitude]]
−
;TrL:[[true longitude]], displayed in [[Orbit MFD]] and [[Transfer MFD]]
 
 
;TRL:'''t'''echnology '''r'''eadiness '''l'''evel
 
;TRL:'''t'''echnology '''r'''eadiness '''l'''evel
 
;Ts:length of siderial day
 
;Ts:length of siderial day
Line 432: Line 363:
 
;UNKS:unknown problems, you are aware of.
 
;UNKS:unknown problems, you are aware of.
 
;UNK-UNKS:unknown problems, you are not aware of.
 
;UNK-UNKS:unknown problems, you are not aware of.
−
;UP:
+
;UT:'''u'''niversal '''t'''ime, GMT. Not to be confused with [[UTC]] (Universial Time Co-ordinated). The latter is based on atomic clocks not astronomy, hence the occasional ''leap-second'' to correct UTC to GMT.
−
#'''UP''', used in [[Map MFD]] when Track mode is off and map is zoomed in to scroll the map up to see farther North
 
−
#Command button in [[RCS attitude MFD]] to change the selected modification up so you can edit it
 
−
;UPD: Command button in [[Transfer MFD]] to restart the HTO calculation
 
−
;UT:'''u'''niversal '''t'''ime, GMT. Not to be confused with UTC (Universial Time Co-ordinated). The latter is based on atomic clocks not astronomy, hence the occasional ''leap-second'' to correct UTC to GMT.
 
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]
 
=V=
 
=V=
−
;+V and -V: Used in [[RCS attitude MFD]] to add or subtract one degree each click the programmed attitude mode
 
−
;VACC: Vertical acceleration, used in [[Surface MFD]] how fast rate of ascent or descent is increasing or decreasing in m/s<sup>2</sup>
 
 
;VASI:'''V'''isual '''A'''pproach '''S'''lope '''I'''ndicator, the glideslope lighting system ajacent to runways to guide pilots onto the correct angle of glideslope (normally 3 degrees).
 
;VASI:'''V'''isual '''A'''pproach '''S'''lope '''I'''ndicator, the glideslope lighting system ajacent to runways to guide pilots onto the correct angle of glideslope (normally 3 degrees).
 
;VC:
 
;VC:
 
#virtual cockpit
 
#virtual cockpit
 
#Visual C++, an IDE and C++ compiler by Microsoft.  
 
#Visual C++, an IDE and C++ compiler by Microsoft.  
−
;Vel:[[velocity]], displayed in [[Orbit MFD]]
+
;Vel:[[velocity]]
 
;VOR:
 
;VOR:
 
#[[very high frequency omnidirectional radio]]
 
#[[very high frequency omnidirectional radio]]
Line 452: Line 377:
 
;VRR: '''V'''elocity '''R'''adial '''R'''ange, used to manually set the range in the Radial Velocity graph in [[Ascent profile MFD]]
 
;VRR: '''V'''elocity '''R'''adial '''R'''ange, used to manually set the range in the Radial Velocity graph in [[Ascent profile MFD]]
 
;VS:vertical speed
 
;VS:vertical speed
−
#Used in [[Surface MFD]] to indicate rate of ascent or descent in meters per second
 
 
;VSA: [[Virtual Space Agency]]
 
;VSA: [[Virtual Space Agency]]
−
;VSI: Vertical Speed Indicator, used in [[Surface MFD]], the VS tape reading rate of ascent or descent, in m/s
 
 
;VTOL:'''V'''ertical '''T'''ake '''O'''ff and '''L'''anding
 
;VTOL:'''V'''ertical '''T'''ake '''O'''ff and '''L'''anding
 
;VTR: '''V'''elocity '''T'''angential '''R'''ange, used to manually set the range in the Tangential Velocity Range graph in [[Ascent profile MFD]]
 
;VTR: '''V'''elocity '''T'''angential '''R'''ange, used to manually set the range in the Tangential Velocity Range graph in [[Ascent profile MFD]]
Line 462: Line 385:
 
;WBS:'''w'''ork '''b'''reakdown '''s'''tructure
 
;WBS:'''w'''ork '''b'''reakdown '''s'''tructure
 
;WPD:'''w'''ork '''p'''ackage '''d'''escription
 
;WPD:'''w'''ork '''p'''ackage '''d'''escription
−
;Wrp:time acceleration factor, seen in the general information display
+
;Wrp:time acceleration factor, seen in the [[general information display]]
 
=X=
 
=X=
 
;XPDR:[[transponder]], used in [[Docking MFD]]
 
;XPDR:[[transponder]], used in [[Docking MFD]]
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;YSC:Yokohama Science Center
 
;YSC:Yokohama Science Center
 
=Z=
 
=Z=
−
;ZM+ and ZM-: zoom,used in [[Map MFD]] to zoom the map display in and out
+
;ZM:zoom, as seen on the [[map MFD]]
  
 
[[#top|Back to top]]
 
[[#top|Back to top]]

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