1–10 von 19 Ergebnissen
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    Automated Spacecraft Conjunction Assessment at Mars and the Moon - A Five Year Update

    Berry, David / Tarzi, Zahi / Roncoli, Ralph B. et al. | AIAA | 2018

    Automated Spacecraft Conjunction Assessment at Mars and the Moon - A Five Year Update (AIAA 2018-2678)

    Berry, David / Tarzi, Zahi / Roncoli, Ralph B. et al. | British Library Conference Proceedings | 2018

    An Updated Process for Automated Deepspace Conjunction Assessment

    Tarzi, Zahi B. / Berry, David S. / Roncoli, Ralph B. | NTRS | 2015

    Low Lunar Orbit Design via Graphical Manipulation of Eccentricity Vector Evolution

    Wallace, Mark S. / Sweetser, Theodore H. / Roncoli, Ralph B. | NTRS | 2012

    Mars Observer trajectory and orbit design

    BEERER, JOSEPH G. / RONCOLI, RALPH B. | AIAA | 1991

    Automated spacecraft conjunction assessment at Mars and the moon - a five year update

    Wilson, Roby S. / Roncoli, Ralph B. / Tarzi, Zahi B. et al. | NTRS | 2018

    Automated Spacecraft Conjunction Assessment at Mars and the Moon - A Five Year Update

    Wilson, Roby S. / Roncoli, Ralph B. / Tarzi, Zahi B. et al. | NTRS | 2018

    Mars Observer trajectory and orbit design

    Beerer, Joseph G. / Roncoli, Ralph B. | NTRS | 1991

    Mars Observer mission status and orbit insertion phase planning

    Dodd, Suzanne R. / Roncoli, Ralph B. | NTRS | 1993

    Design of an Extended Mission for GRAIL

    Sweetser, Theodore H. / Wallace, Mark S. / Hatch, Sara J. et al. | NTRS | 2012