Astrodynamics PowerPoint PPT Presentations

A Brief Introduction to Astrodynamics Shaun Gorman Iowa State University Ames, Iowa Topics Discussed Coordinate Systems Orbital Geometry Classical Orbital Elements ...

Generalized Three-Body Problem 'three body problem' is the solution of the motion of ... Ignore Mass of Space Craft. Acceleration of Target Relative to Earth ...

180 Launch Azimuth ~ 87.4 Inclination. OK, Lets prove this rigorously ... f (launch azimuth) V0. Initial Velocity Vector. after the rocket 'turns the corner' ...

A ground track is the projection of a satellite's orbit onto the ... Nutation of the Precession Cycle. Computing the Rotation Matrix. Computing the Hour Angle ...

How Can Shuttle Reach Orbit? (cont'd) 'Stage 2' Propellant mass fraction ... Max shuttle altitude. AA 4362. Propellant Mass Fraction. Example Calculations (cont'd) ...

What are Other factors that Perturb the Orbit? ... Non-spherical earth (Oblateness) Sun/moon/planets gravity (Third bodies) Atmospheric drag ...

... Orbital Dynamics: Solution of the Restricted Two-Body. Problem ... orbit the sun in the shapes. of conic sections. ... Law: In a Restricted Two Body Orbit, the ...

NACSOC has decided to transfer the functions of a spare ... Compute Required Time of Flight for Phasing Maneuver. Original Longitude: 40 deg, 40 min West ...

Eccentricity of Initial and Hohmann. Transfer orbits. Compute Required DV1, DV2, ... axis , eccentricity. How about Lunar rendezvous. at Lunar apogee? Bi-Elliptic ...

Oral and Written (Power point) Briefings Due. Final ... McCain, G., USN. Mission 3 (cont'd) Earth I Departure. Problem Set 1. Problem Set 2. Problem set 3 ...

TOF -- Time from perigee passage. TOF --- Elapsed time since (until) passage of the Orbit Perigee. TOF for Hyperbolic Trajectory. Kepler's. Second. Law ...

Conservation of Energy and Angular Momentum. still hold .... So .... AA4362. Hyperbolic Energy. Recall, from the 'First Law' derivation. AA4362. Hyperbolic ...

Extension to allow for third dimension. AA 4362. Orbital Elements ... So He carefully devised. His orbital Coordinate System. To avoid this problem .... AA 4362 ...

Extend Your Kepler Propagation and Solver Algorithm. To Be ... Soooo ... we need a reliable. startup algorithm. So where do we start?... with a really Simple ...

Right Ascension-Declination System. Perifocal Coordinate System ... Origin at the center of the sun. X-Y plane coincides with the earth's plane of revolution ...

Steepest-Descent Solution of Kelper's Equation, Iteration 1 (cont'd)) AA4362 ... Equation (Iteration j) (cont'd) AA4362. The Solver Algorithm. AA4362 ...

AA4362. Aero/Astro 4362. Astrodynamics. The 'Star-Wars' Intercept Problem. Week 6. Vallado, ... Solve for Eccentricity of Transfer Trajectory. AA4362 ...

Advanced Topics in Astrodynamics

recently-launched TDRS-I satellite experienced. propulsion (pressurization) ... Is the Mission doomed? Let's find out. Hohmann Transfer Orbit Parameters ...

the Integral (cont'd) 'Trapezoidal rule' Or we can use Finite Differences' ... the Integral (cont'd) 'trapezoidal rule' Predictor/Corrector Algorithm ' ...

Can we exploit this region To. design a transfer maneuver that. is more ... used to Salvage Hughes HGS-1. Communication Satellite, 1998. Exploited Energy ...

Next Compute DV Required to. Insert Spacecraft onto. Elliptical ... 70.4 % DV savings, WOW! Postscript. So That's how they were able to salvage the satellite! ...

The Area Integral. True and. Eccentric Anomaly. Take and ellipse with. semi-major axis, a, and ... Anomaly to the Elliptic Area Integral. Relationship of Eccentric ...

from a planet? Escape Velocity. Escape Velocity: Where is the. best place. in an elliptical ... from a planet? Minimum DV. Is always! at. perigee. Which leads ...

It will require aerobraking at the Planet is will go to and this will be done ... The two-body problem. 11. Gravitational parameter. If m1 m2, ...

AA4362. Aero/Astro 4362. Astrodynamics. The 'Star-Wars' Intercept Problem. Week 6. Vallado, ... Orbit Parameters and Time of Flight. AA4362. Part 2: Nominal ...

100 km for Earth, Mars, Venus). Our study focuses on thermosphere density variations ... Mars: ... Mars's thermosphere response is approximately 1/3rd that of Earth. ...

Colorado Center for Astrodynamics Research. The University of Colorado. 1 ... Colorado Center for Astrodynamics Research. The University of Colorado. 2. Example ...

ADVANCED TOPICS IN ASTRODYNAMICS Barcelona, July 5-10, 2004 USE OF GRAVITATIONAL CAPTURE FOR THE BEPICOLOMBO MISSION TO MERCURY Stefano Campagnola, R diger Jehn

Martin.Lo@jpl.nasa.gov. JPL. 2004 Summer Workshop on Advanced Topics in Astrodynamics ... Staging for Interplanetary Launch. Low Energy Transfer Applications. MWL - 9 ...

Brief tour of the Aviation & Aerospace Science Dept. AAAFT Lab ... Astrodynamics & space flight mission analysis. Project management ...

MAE 5410 Astrodynamics Lecture 5 Orbit in Space Coordinate Frames and Time Orienting the orbit plane So far, we ve solved for the orbital motion in the orbital ...

Organize two conferences per year, the AAS/AIAA Astrodynamics Specialist ... Set menus for catered events. Develop and maintain conference budget ...

... ESA/ESTEC The European Space Research and Technology Centre ... Optimization and analysis of space trajectories such as ascent, loitering, interplanetary, ...

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ASEN 5050 SPACEFLIGHT DYNAMICS Two-Body Motion Prof. Jeffrey S. Parker University of Colorado Boulder Lecture 3: The Two Body Problem *

ASTROD: a multipurpose mission for testing relativistic gravity in space presented by Antonio Pulido Pat n Center for Gravitation and Cosmology, Purple Mountain ...

noon uno high-mobility mars exploration system daniel mccaffery jeff robinson kyle smith jason tang brad thompson

At most latitudes, additional sampling of solar tides does not help resolve ... 3 Cases studied to get representative coverage for different latitude bands: ...

Determining the dark energy equation of state from gravitational-wave (GW) observations of binary inspirals W.-T. Ni Department of Physics National Tsing Hua ...

Space Systems Simulation Lab (SSSL)/CAVE Undergraduate Research -- Michael Shoemaker -- 4/18/03 ... Project Contact: Mike Shoemaker, mshoemak@vt.edu ...

Title: GPS Development and evaluation of GPS satellite orbit and clock ...

... with observation of Jupiter. Drill beneath Europa's ice ... Departure from Jupiter. Elevation to Jovian centered orbit. Burn to Earth. One year travel time ...

Trade Time for Total DV. Best Case 1446 m/s Less than Conic Case ... Reduction by Order of Magnitude. LL2 Case. Lunar Sample Return Mission. MWL - 23 ...

System Identification of a Nanosatellite Structure Craig L. Stevens, Jana L. Schwartz, and Christopher D. Hall Aerospace and Ocean Engineering Virginia Tech

These s describe how to convert a spacecraft vector, , in ECEF or ECI ... to account for equatorial precession, nutation, Earth rotation, and polar motion. ...

Title: SPACECRAFT SYSTEMS ENGINEERING COURSE Thermal Control Ir. A. Kamp Delft University of Technology Faculty of Aerospace Engineering Author

Lunar Landing from LL1. Moon. LL1. Lander Departs for Moon: 95 m/s. Landing: 2330 m/s. 8.5 days later. Lunar Sample Return Mission. MWL - 19. Martin Lo, Min-Kun Chung ...

Strength & stiffness test of structure without skin panels ... Utah State University. Virginia Tech. Professor A. Wicks. Professor B. Love. Members of ION-F ...

Keldysh Institute of Applied Mathematics Russian Academy of Sciences Golubev Yu.F., Grushevskii A.V., Koryanov V.V., Tuchin A.G. golubev@keldysh.ru

Sea Level Change Using GRACE and Implications for Continental Hydrology

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Space tidbits Spacex 2nd launch shut down Pressure was too low on first attempt so scrubbed..warmed up fuel..launched 1 hour later Slight Bias..Lets hope SpaceX is ...

Jesus 'JR' Reyna/Boeing. 281-226-5850. College and Co-Op. Dr. ... Nick Pantazis/ISSI. 713-397-6484. History. Chet Vaughn. In-Space Imaging & Crew Observations ...

1969 First manned landing on the moon (Apollo 11) AIAA celebrates 50th anniversary ... AEROSPACE SCIENCES (11) Aeroacoustics TC. Aerodynamic Decelerator Systems TC ...

Saturn. 37,931,187. Uranus. 5,793,947. Neptune. 6,836,529. Pluto. 1,001 ... 76 years and e=0.967 Find the velocity at perihelion (close), and aphelion (far) ...