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White Paper: Analysis of the Iridium 33-Cosmos 2251 Collision
On 2009 February 10, Iridium 33—an operational US communications satellite in low-Earth orbit—was struck and destroyed by Cosmos 2251
Read MoreFrom the Earth to the Moon with STK
STK Software and ODTK-Based Flight Dynamics System Take LADEE to the Moon
Read MoreWhite Paper: Evaluating The Short Encounter Assumption Of The Probability Of Collision Formula
This paper shows how to evaluate the short encounter assumption of the probability of the collision formula.
Read MoreWhite Paper: Including Velocity Uncertainty In The Probability Of Collision Between Space Objects
The paper includes velocity uncertainty in the probability of collisions between space objects.
Read MoreTETK Virtual Fundamentals
- Video
Portal with links to the TETK Virtual Fundamentals Training Series
Read MoreWhite Paper: An Analysis of State Vector Propagation Using Differing Flight Dynamics Programs
The use of numerically generated state vectors for satellite operations is not new
Read MoreAzimuth Elevation Range Data from Tracker to Vehicle Trajectory
- Oct 17, 2016
- Alexander Ridgeway
- Article
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White Paper: Analysis of the 2007 Chinese ASAT Test and the Impact of its Debris on the Space Environment
On 2007 January 11, the People’s Republic of China conducted a successful direct-ascent ASAT test.
Read MoreWhite Paper: Benefits of hosted payload architectures for improved GEO SSA
The goal of this paper is to assist in developing a notional architecture of a GEO HP SSA system
Read MoreWhite Paper: Beta Conjunction Analysis Tool
Many of the assumptions involved in linear collision probability formulation are eliminated in this paper
Read MoreWhite Paper: Closed-Loop Near-Optimal Slew Control Using Interpolation Polynomials Without Angular Velocity
Closed-loop control for a near-optimal slew based on continuously updated 2-point osculating polynomials was recently introduced.
Read MoreWhite Paper: Minimum Order Adaptive Attitude Control
This paper describes a method for generating identical attitude error trajectories for a rigid-body
Read MoreWhite Paper: Orbit Determination Results From Optical Measurements
This paper describes orbit determination results from optical measurements
Read MoreWhite Paper: Removal of Arbitrary Discontinuities in Atmospheric Density Modeling
This paper describes the removal of arbitrary discontinuities in atmospheric density modeling.
Read MoreIndian ASAT Forensics - April 9, 2019 Update
- Tom Johnson, Dan Oltrogge, Dr. T.S. Kelso
- Video
Analysis and debris simulation of India's direct ascent ASAT weapons test on 3-27-2019.
Read MoreIntroduction to Test & Evaluation Tool Kit (TETK)
- Adam Pederson, Lauren Krapf, Mohammad Syed
- Video
Mo Syed, Adam Pederson, and Lauren Krapf present an overview of TETK.
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