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- {{Redirect|Attitude control|the use in psychology|Attitude change|attitude control of aircraft|Aircraft flight dynamics}} ...t attitude control''' is the process of controlling the orientation of a [[spacecraft]] (vehicle or satellite) with respect to an [[inertial frame of reference]] ...31 KB (4,599 words) - 03:48, 21 December 2024
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- {{short description|Solution to the spacecraft attitude determination problem}} ...ly provided by Markley.<ref>{{cite journal|last=Markley|first=Landis|title=Attitude Determination Using Vector Observations: A Fast Optimal Matrix Algorithm|jo ...8 KB (1,195 words) - 16:15, 21 November 2024
- ...d''') is a [[satellite]] system for [[Spacecraft attitude control|attitude control]], detumbling, and stabilization built from [[electromagnetic coil]]s. The ...coils on or off, usually under computerized [[feedback]] [[control theory|control]]. The magnets themselves are mechanically anchored to the craft, so that a ...10 KB (1,388 words) - 01:53, 2 October 2024
- ...ry around Venus.gif |thumb |right |Animation of [[JAXA]] probe [[Akatsuki (spacecraft)|Akatsuki]]'s trajectory around [[Venus]] from 1 December 2015<br>{{legend2 ...the first satellite to achieve Venus orbit in 20 October 1975. [[Akatsuki (spacecraft)|Akatsuki]] was the latest probe to achieve Venus orbit in 2015.<ref name=" ...5 KB (771 words) - 05:10, 1 December 2024
- ...anics)|principal axis]] a time varying torque must be applied to force the spacecraft to rotate as desired, though. Also the [[Gyroscope|gyroscopic]] effect of [ ...ixed reference system for a [[3 axis stabilized spacecraft]]. The initial attitude ...6 KB (957 words) - 21:11, 22 May 2024
- ...servations. Solutions to Wahba's problem are often used in [[satellite]] [[attitude determination]] utilising sensors such as [[magnetometer]]s and multi-anten ...ubs.siam.org/doi/abs/10.1137/1007077 A Least Squares Estimate of Satellite Attitude], SIAM Review, 1965, 7(3), 409 ...5 KB (713 words) - 16:17, 21 November 2024
- ...000)</ref><ref>Crassidis (2007)</ref> and it is used for [[flight dynamics|attitude determination]] problem in fields such as [[robotics]] and [[avionics]].<re ...textstyle \sum_i a_i \mathbf{w}_i \mathbf{v}_i^\top</math> is known as the attitude profile matrix. ...12 KB (1,749 words) - 04:24, 22 July 2024
- ...bility">{{cite journal|last1=Brooks|first1=Thomas|title=Predictive thermal control applied to HabEx|journal=SPIE Proceedings|date=August 6, 2017|volume=10398| ...3 KB (401 words) - 16:22, 11 July 2024
- {{Redirect|Attitude control|the use in psychology|Attitude change|attitude control of aircraft|Aircraft flight dynamics}} ...t attitude control''' is the process of controlling the orientation of a [[spacecraft]] (vehicle or satellite) with respect to an [[inertial frame of reference]] ...31 KB (4,599 words) - 03:48, 21 December 2024
- ...nd Astronautics |doi=10.2514/6.2014-4423}}</ref><ref>Ross et al, Unscented Control for Uncertain Dynamical Systems, US Patent US 9,727,034 Bl. Issued Aug 8, ...lites|url=http://dx.doi.org/10.2514/1.g001325|journal=Journal of Guidance, Control, and Dynamics|year=2016|volume=39|issue=1|pages=144–150|doi=10.2514/1.g0013 ...7 KB (956 words) - 23:52, 27 September 2024
- ...t uses other information such as [[GPS]], wind information, the aircraft's attitude, and [[aerodynamic]] properties to estimate or infer the air data quantitie |journal= Control Engineering Practice ...19 KB (2,648 words) - 01:19, 19 January 2025
- {{Infobox spacecraft class ...器}}) or simply as the '''lunar surface lander''' ({{Lang|zh|月面着陆器}}), is a spacecraft under development by the [[China Academy of Space Technology]]. The purpose ...23 KB (3,034 words) - 23:32, 2 March 2025
- Many filtering and control methods represent estimates of the state of a system in the form of a mean ...maintaining a conservative covariance estimate is that most filtering and control algorithms will tend to diverge (fail) if the covariance is underestimated. ...23 KB (3,384 words) - 21:34, 15 December 2024
- ...the mission objectives and altitude, [[spaceflight]] using this form of [[spacecraft propulsion]] is theorized to be significantly less expensive than spaceflig ...or [[Skyhook (structure)|non-rotating tethers]], that capture an arriving spacecraft and then release it at a later time into a different orbit with a different ...40 KB (5,752 words) - 19:08, 30 January 2025
- ...ct SPIRE Inertial Navigation Control.jpg|thumb|A 1950s inertial navigation control developed at MIT]] ...uch as [[ship]]s, [[aircraft]], [[submarine]]s, [[guided missile]]s, and [[spacecraft]].<ref>{{Cite web |url=https://www.hq.nasa.gov/alsj/e-1344.htm |title=NASA. ...47 KB (6,922 words) - 21:21, 13 February 2025
- ...tware Associates|access-date=17 November 2015}}</ref> The point at which a spacecraft comes closest to a ground observer is the ''time of closest approach''.<ref ...Drag (physics)|drag]] slows the [[spacecraft]]. Aerobraking is used when a spacecraft requires a low orbit after arriving at a body with an atmosphere, and it re ...195 KB (28,602 words) - 22:16, 23 October 2024
- | title = Spinning into control: High-tech reincarnations of an ancient way of storing energy | url = http://sciencewriter.org/flywheels-spinning-into-control/ ...52 KB (7,367 words) - 03:29, 30 January 2025