Implementations of the major developments in 3D-attitude determination of spacecraft.
- TRIAD: A Passive System for Determining the Attitude of a Satellite (1964)
- Davenport's q method: A Vector Approach to the Algebra of Rotations with Applications (1968)
- SVD method: Attitude Determination using Vector Observations and Singular Value Decomposition (1968)
- QUEST: Three-axis Attitude Determination from Vector Observations (1981)
- FOMA: Attitude Determination using Vector Observations, A Fast Optimal Matrix Algorithm (1993)
- An Analytic Solution to Wahba's Problem (2013)
- Attitude Determination using Newton's Method on Riemannian Manifold (2015)
- FLAE: Fast Linear Quaternion Attitude Estimator Using Vector Observations (2017) (Newton's method)
- FLAE: Fast Linear Quaternion Attitude Estimator Using Vector Observations (2017) (Symbolic method)
- ESOQ, A Closed-Form Solution to the Wahba Problem (1997)
- ESOQ-2 Single-Point Algorithm for Fast Optimal Spacecraft Attitude Determination (1997)
- Markley's 12 test conditions
- Shuster's method of sequential rotation
- Markley's correction on Shuster's code
- Handle quaternion double cover