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White Paper: A Comparison of Lunar Landing Trajectory Strategies Using Numerical Simulations
The paper describes the complete strategies for trajectory design from Earth-launch to Lunar landing.
Read MoreWhite Paper: Deconfliction Scheduler Algorithms
This paper is focused on the final piece, the scheduler algorithms and framework provided by Optwise Corporation.
Read MoreWhite Paper: Long-Term Prediction of GPS Accuracy: Understanding the Fundamentals
This paper will explore the obstacles inherent in predicting GNSS-based navigation accuracy.
Read MoreWhite Paper: Angles Only Three-Axis Attitude Determination
The problem of determining the attitude from measurements of arc lengths or equivalently from measurements of dot products of vectors is examined
Read MoreWhite Paper: Efficient Covariance Interpolation Using Blending Of Approximate State Error Transitions
This paper describes a new method for interpolating covariance in which an approximate state error transition is incorporated.
Read MoreWhite Paper: Ephemeris Requirements For Space Situational Awareness
This paper describes the ephemeris requirements for Space Situational Awareness (SSA).
Read MoreWhite Paper: Estimation Of Instantaneous Maneuvers Using A Fixed Interval Smoother
The analysis of these nearly instantaneous maneuvers is the focus of this study.
Read MoreWhite Paper: Integrated Surveillance Model for the Assessment of Surveillance Architectures and Operations
This paper describes the integrated surveillance model for the assessment of surveillance architectures and operations
Read MoreWhite Paper: Parametric Characterization of SGP4 Theory and TLE Positional Accuracy
This paper demonstrates the ability of “Enhanced GP” (EGP) to fit notional “truth orbits” derived from using a full-force modeling
Read MoreWhite Paper: A Comprehensive Assessment of Collision Likelihood in Geosynchronous Earth Orbit
- Dan Oltrogge
Knowing the likelihood of collision for satellites is of extreme importance and interest to the global space community
Read MoreWhite Paper: An Analysis of State Vector Prediction Accuracy
The requirements for precise orbit determination (OD) and propagation are becoming commonplace as numerical operations become standard.
Read MoreWhite Paper: Analysis Of The Response Of A Space Surveillance Network To Orbital Debris Events
Minimizing space debris and mitigating the consequences of near Earth orbital debris have been serious issues for several years
Read MoreWhite Paper: Formation Flying Of A Telescope/Occulter System With Large Separations In An L2 Libration Orbit
This paper shows the formation flying of a telescope/occulter system with large separations in an L2 libration orbit
Read MoreWhite Paper: Generalization of Adaptive Attitude Tracking
This paper describes the generalization of adaptive attitude tracking.
Read MoreWhite Paper: Status Report of AGI’s Commercial Space Operations Center and other AGI SSA Initiatives
Status Report of AGI’s Commercial Space Operations Center and other AGI SSA Initiatives
Read MoreWhite Paper: Satellite Survivability Module (SSM), Version 2.0
This paper describes the Satellite Survivability Module (SSM), Version 2.0
Read MoreWhite Paper: A Preliminary Analysis of State Vector Prediction Accuracy
This paper shows numerical results for propagating satellite state vectors against known POE’s and against precise ephemerides
Read MoreWhite Paper: Calculation of Weak Stability Boundary Ballistic Lunar Transfer Trajectories
The efficient calculation of this transfer is the subject of this paper.
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