Mathematical Problems in Engineering

Space Dynamics

• Space Dynamics, Antonio F. Bertachini A. Prado, Maria Cecilia Zanardi, Tadashi Yokoyama, and Silvia Maria Giuliatti Winter
  Volume 2009 (2009), Article ID 732758, 7 pages
• Optimal On-Off Attitude Control for the Brazilian Multimission Platform Satellite, Gilberto Arantes Jr., Luiz S. Martins-Filho, and Adrielle C. Santana
  Volume 2009 (2009), Article ID 750945, 17 pages
• Highly Efficient Sigma Point Filter for Spacecraft Attitude and Rate Estimation, Chunshi Fan and Zheng You
  Volume 2009 (2009), Article ID 507370, 23 pages
• Spin-Stabilized Spacecrafts: Analytical Attitude Propagation Using Magnetic Torques, Roberta Veloso Garcia, Maria Cecília F. P. S. Zanardi, and Hélio Koiti Kuga
  Volume 2009 (2009), Article ID 242396, 18 pages
• Using of H-Infinity Control Method in Attitude Control System of Rigid-Flexible Satellite, Ximena Celia Méndez Cubillos and Luiz Carlos Gadelha de Souza
  Volume 2009 (2009), Article ID 173145, 9 pages
• Hill Problem Analytical Theory to the Order Four: Application to the Computation of Frozen Orbits around Planetary Satellites, Martin Lara and Jesús F. Palacián
  Volume 2009 (2009), Article ID 753653, 18 pages
• Collision and Stable Regions around Bodies with Simple Geometric Shape, A. A. Silva, O. C. Winter, and A. F. B. A. Prado
  Volume 2009 (2009), Article ID 396267, 14 pages
• Dynamical Aspects of an Equilateral Restricted Four-Body Problem, Martha Álvarez-Ramírez and Claudio Vidal
  Volume 2009 (2009), Article ID 181360, 23 pages
• Nonsphericity of the Moon and Near Sun-Synchronous Polar Lunar Orbits, Jean Paulo dos Santos Carvalho, Rodolpho Vilhena de Moraes, and Antônio Fernando Bertachini de Almeida Prado
  Volume 2009 (2009), Article ID 740460, 24 pages
• GPS Satellites Orbits: Resonance, Luiz Danilo Damasceno Ferreira and Rodolpho Vilhena de Moraes
  Volume 2009 (2009), Article ID 347835, 12 pages
• Some Initial Conditions for Disposed Satellites of the Systems GPS and Galileo Constellations, Diogo Merguizo Sanchez, Tadashi Yokoyama, Pedro Ivo de Oliveira Brasil, and Ricardo Reis Cordeiro
  Volume 2009 (2009), Article ID 510759, 22 pages
• Quality of TEC Estimated with Mod_Ion Using GPS and GLONASS Data, Paulo de Oliveira Camargo
  Volume 2009 (2009), Article ID 794578, 16 pages
• The Impact on Geographic Location Accuracy due to Different Satellite Orbit Ephemerides, Claudia C. Celestino, Cristina T. Sousa, Wilson Yamaguti, and Helio Koiti Kuga
  Volume 2009 (2009), Article ID 856138, 9 pages
• Simulations under Ideal and Nonideal Conditions for Characterization of a Passive Doppler Geographical Location System Using Extension of Data Reception Network, Cristina Tobler de Sousa, Rodolpho Vilhena de Moraes, and Hélio Koiti Kuga
  Volume 2009 (2009), Article ID 147326, 19 pages
• A Discussion Related to Orbit Determination Using Nonlinear Sigma Point Kalman Filter, Paula Cristiane Pinto Mesquita Pardal, Helio Koiti Kuga, and Rodolpho Vilhena de Moraes
  Volume 2009 (2009), Article ID 140963, 12 pages
• Orbital Dynamics of a Simple Solar Photon Thruster, Anna D. Guerman, Georgi V. Smirnov, and Maria Cecilia Pereira
  Volume 2009 (2009), Article ID 537256, 11 pages
• Alternative Transfers to the NEOs 99942 Apophis, 1994 WR12, and 2007 UW1 via Derived Trajectories from Periodic Orbits of Family G, C. F. de Melo, E. E. N. Macau, and O. C. Winter
  Volume 2009 (2009), Article ID 303604, 12 pages
• Controlling the Eccentricity of Polar Lunar Orbits with Low-Thrust Propulsion, O. C. Winter, D. C. Mourão, C. F. de Melo, E. N. Macau, J. L. Ferreira, and J. P. S. Carvalho
  Volume 2009 (2009), Article ID 159287, 10 pages
• Internal Loading Distribution in Statically Loaded Ball Bearings Subjected to an Eccentric Thrust Load, Mário César Ricci
  Volume 2009 (2009), Article ID 471804, 36 pages
• The Determination of the Velocities after Impact for the Constrained Bar Problem, André Fenili, Luiz Carlos Gadelha de Souza, and Bernd Schäfer
  Volume 2009 (2009), Article ID 384071, 16 pages
• Gravitational Capture of Asteroids by Gas Drag, E. Vieira Neto and O. C. Winter
  Volume 2009 (2009), Article ID 897570, 11 pages
• Atmospheric Reentry Dynamics of Conic Objects, J. P. Saldia, A. Cimino, W. Schulz, S. Elaskar, and A. Costa
  Volume 2009 (2009), Article ID 859678, 14 pages