Attitude and Articulation Control Subsystem computer

E49821

attitude control computer spacecraft onboard computer

The Attitude and Articulation Control Subsystem computer is the dedicated onboard system on Voyager 2 responsible for controlling the spacecraft’s orientation and the pointing of its instruments and antennas.

Jump to: Surface forms Statements Referenced by

Observed surface forms (1)

Surface form	Occurrences
Attitude and Articulation Control Subsystem	2

Statements (46)

Predicate	Object
instanceOf	attitude control computer ⓘ spacecraft onboard computer ⓘ
associatedWith	Voyager 2 articulation mechanisms ⓘ Voyager 2 attitude control system ⓘ
communicatesWith	Voyager 2 attitude control system ⓘ surface form: Voyager 2 Command Computer Subsystem Voyager 2 ⓘ surface form: Voyager 2 Flight Data Subsystem
controls	articulation of antennas ⓘ articulation of instruments ⓘ pointing of antennas ⓘ pointing of instruments ⓘ spacecraft attitude ⓘ spacecraft orientation ⓘ thruster firings for attitude control ⓘ
designedBy	Jet Propulsion Laboratory ⓘ
ensures	high-gain antenna Earth-pointing ⓘ proper pointing of science instruments ⓘ stable communication link with Earth ⓘ
hardwareGeneration	1970s ⓘ
implements	articulation control algorithms ⓘ attitude control algorithms ⓘ
launchDate	1977-08-20 ⓘ
launchVehicle	Titan IIIE-Centaur ⓘ
location	Voyager 2 ⓘ surface form: Voyager 2 spacecraft bus
mission	Voyager program ⓘ
missionPhase	interstellar mission ⓘ planetary flybys ⓘ
monitors	Sun sensors ⓘ attitude sensors ⓘ gyroscopes ⓘ star trackers ⓘ
operator	NASA ⓘ
partOf	Voyager 2 ⓘ
powerSource	radioisotope thermoelectric generators ⓘ
primaryFunction	control scan platform motion ⓘ execute attitude correction maneuvers ⓘ maintain correct spacecraft pointing ⓘ
role	autonomous control of spacecraft pointing ⓘ execution of stored attitude sequences ⓘ
spacecraft	Voyager 2 ⓘ
spacecraftType	interplanetary probe ⓘ
status	operational for decades after launch ⓘ
subsystemOf	Attitude and Articulation Control Subsystem computer self-linksurface differs ⓘ surface form: Attitude and Articulation Control Subsystem
usedFor	spin control during early mission phases ⓘ three-axis stabilization ⓘ
uses	attitude reference data ⓘ reaction control thrusters ⓘ

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Computer Command System → interfaceWith → Attitude and Articulation Control Subsystem computer ⓘ

this entity surface form: Attitude and Articulation Control Subsystem

Voyager 2 → onboardComputer → Attitude and Articulation Control Subsystem computer ⓘ

Attitude and Articulation Control Subsystem computer → subsystemOf → Attitude and Articulation Control Subsystem computer self-linksurface differs ⓘ

this entity surface form: Attitude and Articulation Control Subsystem