Results 291 to 300 of about 272,938 (335)

Generalized Taylor dispersion of chiral microswimmers. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Ogawa K, Ishimoto K.
europepmc   +1 more source

Spacecraft Orbits and Orbital Dynamics

2021
The trajectory of a spacecraft’s center of mass in space is called its orbit, which entails physical features such as position, velocity, acceleration, and time. The orbital characteristics of a spacecraft are mainly affected by different factors including its initial kinematic properties, the mechanical environment of space, active control forces, and
Yongchun Xie   +3 more
openaire   +2 more sources

The role of single orbits in dynamics [PDF]

open access: possibleInverse Problems, 2003
Summary: We describe in some detail the structure of the set of infinitely many monoparametric families \(f(x,y) = c\) to which one, two or three single orbits \(f_0(x,y) = 0\) (possibly resulting from astronomical observations) may be classified. By a heuristic argument we show how families including more than three preassigned single orbits can be ...
George Bozis, Cristina Blaga
openaire   +2 more sources

Workshop Summary: Exoplanet Orbits and Dynamics

Publications of the Astronomical Society of the Pacific, 2023
Abstract Exoplanetary systems show a wide variety of architectures, which can be explained by different formation and dynamical evolution processes. Precise orbital monitoring is mandatory to accurately constrain their orbital and dynamical parameters.
Maire, Anne-Lise   +80 more
openaire   +3 more sources

Dynamics of a flexible body in orbit

Astrodynamics Conferece, 1978
The equations of motion of an arbitrary flexible body in orbit are derived. The model includes the effects of gravity with all its higher harmonics. As a specific example, the motion of a long, slender, uniform beam in circular orbit is modeled. The example considers the inplane motion of the beam in orbit.
V. K. Kumar, P. M. Bainum
openaire   +3 more sources

Satellite Orbital Dynamics

2021
Orbital dynamics is primarily concerned with the motion of orbiting celestial and man-made bodies. A well-studied specific orbital dynamics problem is the classic two-body problem, where two celestial bodies keep moving under the gravitational influence of each other. This chapter presents an overview of the two-body orbital mechanics first.
S. Mathavaraj, Radhakant Padhi
openaire   +2 more sources

“Minimal” orbital dynamics

Acta Astronautica, 1988
Abstract Relations between position and velocity vectors at different points on a trajectory in a pure inverse-square field of force are derived without the use of geometrical descriptors of the orbit. An along-track “minimal” transformation variable is found, which permits the direct integration of the equation of motion.
openaire   +2 more sources

Dynamic Angiography of the Orbit

1978
The vascular anatomy of the orbit is well known and yet it is subject to a great number of variations. These have become the source of many investigations in pathological cases.
E. A. Cabanis   +3 more
openaire   +2 more sources

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