1–50 von 90 Ergebnissen
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    A demonstration of TDRS orbit determination using differential tracking observables from GPS ground receivers

    Lichten, Stephen M. / Edwards, Charles D. / Young, Lawrence E. et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    A dual-mode disturbance-accommodating controller for the Hubble Space Telescope

    Addington, Stewart / Johnson, C. D. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Application of flight data to Space Shuttle CCD star tracker catalog design

    Barry, Karen / Hindman, Mark / Yates, Russell | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Application of high precision two-way S-band ranging to the navigation of the Galileo Earth encounters

    Pollmeier, Vincent M. / Kallemeyn, Pieter H. / Thurman, Sam W. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Asteroid approach covariance analysis for the Clementine mission

    Ionasescu, Rodica / Sonnabend, David | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    A strategy to rotate the Mars Observer orbit node line to advance the mapping schedule

    Pernicka, Henry J. / Sweetser, Theodore H. / Roncoli, Ralph B. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    A time-optimal Space Station reboost guidance strategy

    Kumar, Renjith R. / Seywald, Hans | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Atlas IIAS ascent trajectory design for the SOHO mission

    Willen, Robert E. / Rude, Bradley J. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Attitude control of spacecraft using neural networks

    Vadali, Srinivas R. / Krishnan, S. / Singh, T. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Comparison of TOPEX/Poseidon orbit determination solutions obtained by the Goddard Space Flight Center Flight Dynamics Division and Precision Orbit Determination Teams

    Doll, C. / Mistretta, G. / Hart, R. et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Conservative force model performance for TOPEX/Poseidon precision orbit determination

    Marshall, J. Andrew / Luthcke, Scott B. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Control of libration point orbits using lunar gravity-assisted transfer

    Sharer, P. / Zsoldos, J. / Folta, D. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Control of the Magellan spacecraft during aerobraking

    Carpenter, Anita S. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Current NASA HST controller design and performance

    Nurre, Gerald S. / Nelson, John D. / Bradley, Arthur J. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Description and performance analysis of a generalized optimal algorithm for aerobraking guidance

    Evans, Steven W. / Dukeman, Greg A. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Determination and characterization of the Hubble Space Telescope pointing stability

    Bradley, A. J. / Connor, C. T. / Del Toro, Y. et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Determination of radio-frame position for Earth and Jupiter from Ulysses encounter tracking

    Folkner, W. M. / Mcelrath, T. P. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Determination of the mass properties of a manipulator

    Goldenberg, Stewart / Lowrie, Jim / Harrison, Wallace | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Determination of use of a real time tone tracker to obtain same beam interferometry data

    Nandi, S. / Border, J. S. / Folkner, W. M. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Early results from the TOPEX/POSEIDON GPS precise orbit determination demonstration

    Bertiger, Willy / Wu, Sien / Yunck, Tom et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    EOS-AM precision pointing verification

    Throckmorton, A. / Braknis, E. / Bolek, J. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Error modeling for GPS geodetic applications

    Rim, Hyung Jin / Schutz, Bob E. / Tapley, Byron D. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Evaluation of Landsat-4 orbit determination accuracy using batch least-squares and sequential methods

    Oza, D. H. / Jones, T. L. / Feiertag, R. et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Exploiting orbital effects for short-range extravehicular transfers

    Williams, Trevor / Baughman, David | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Extreme Ultraviolet Explorer attitude determination support with a multimission three-axis stabilized spacecraft flight dynamics support system

    Harman, Richard / Lee, Michael | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Fast Auroral Snapshot performance using a multi-body dynamic simulation

    Zimbelman, Darrell / Walker, Mary | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Galileo: Challenges enroute to Jupiter

    O'Neil, William J. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Gravity recovery analysis using GPS for STEP and a low-low satellite mission

    Muellerschroen, Ronald J. / Bertiger, Willy I. / Wu, Sien C. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Guidance and control, 1993; Annual Rocky Mountain Guidance and Control Conference, 16th, Keystone, CO, Feb. 6-10, 1993

    Culp, Robert D. / Bickley, George | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Higher-order ionospheric effects on the GPS observables and means of modeling them

    Bassiri, Sassan / Hajj, George A. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    H(sub infinity)-type filter for spacecraft attitude estimation

    Markley, F. Landis / Berman, Nadav / Shaked, Uri | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Hubble, bubble, toil and trouble: A reduced-order model based saga of the Hubble Space Telescope

    Balas, Mark / Robertson, L. R. / Lee, Yung Jae et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Hubble Space Telescope EVA Multisetting Torque Limiter redesign

    Richards, Paul W. / Garrah, Mike | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Hubble Space Telescope EVA Power Ratchet Tool redesign

    Richards, Paul W. / Park, Chan / Brown, Lee | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Hubble Space Telescope Pointing Control System design improvement study

    Bukley, Angelia P. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Identification of a second-order mechanical system model from a state space realization

    Tseng, Dong-Huei / Longman, Richard W. / Juang, Jer-Nan | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Impact of suntracking on Space Station controllability

    Chipman, Richard / Hu, Tsay-Hsin G. / Barber, Mark et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Improved treatment of GPS force parameters in precise orbit determination applications

    Vigue, Yvonne / Lichten, Stephen M. / Muellerschoen, Ron J. et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Indirect decentralized repetitive control

    Lee, Soo Cheol / Longman, Richard W. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Indirect learning control for nonlinear dynamical systems

    Ryu, Yeong Soon / Longman, Richard W. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    In-flight measurement of the National Oceanic and Atmospheric Administration (NOAA)-10 static Earth sensor error

    Harvie, E. / Filla, O. / Baker, D. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    In-situ radio-metric tracking to support navigation for interplanetary missions with multiple spacecraft

    Kahn, Robert D. / Thurman, Sam W. / Edwards, Charles D. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Interactive method for planning constrained, fuel-optimal orbital proximity operations

    Abramovitz, Adrian / Grunwald, Arthur J. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Kalman filter estimation of attitude and gyro bias with the QUEST observation model

    Sedlak, J. / Chu, D. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Load alleviation maneuvers for a launch vehicle

    Seywald, Hans / Bless, Robert R. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Lost in space: Onboard star identification using CCD star tracker data without an a priori attitude

    Ketchum, Eleanor A. / Tolson, Robert H. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 84, Pts. 1 & 2)

    Low cost spacecraft computers: Oxymoron or future trend?

    Manning, Robert M. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Magellan attitude control mission operations

    Dukes, Eileen M. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)

    Modeling non-gravitational forces acting on TOPEX/POSEIDON: The early days

    Christensen, E. J. / Williams, B. G. / Yuan, D. N. et al. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 82, Pts. 1 & 2)

    Multidisciplinary analyses of segmented reflector telescopes

    Needels, Laura / Briggs, Hugh C. | NTRS | 1993
    Verlag: American Astronautical Society (Advances in the Astronautical Sciences, Vol. 81)