Sal Alfano
Sr. Research Astrodynamicist
Sal develops, maintains, and employs the tools for predicting and assessing satellite conjunctions and associated avoidance maneuver planning.
“When I'm not working, you can find me playing soccer.”
BACKGROUND
EXPERTISE
THOUGHT LEADERSHIP
Synthetic Covariance Production Using a New Digital Approach
Addressing the debilitating effects of maneuvers on SSA accuracy and timeliness
Actionability and Persistence of Conjunction Data
Threat Analysis of Unreported Satellites in Geostationary Orbit
Just how often do things come "close" ??
Operators’ Requirements for SSA Services
Comparison of predicted and observed spacecraft encounters from Russian ASAT test
Russian ASAT Debris Cloud Evolution and Risk
Evaluation of LEO conjunction rates using historical flight safety systems and analytical algorithms
Innovative LCOLA tool prioritizing accuracy, launch access and efficiency
SSA positional and dimensional accuracy requirements for Space Traffic Coordination and Management
Risk Assessment of Recent High-Interest Conjunctions
Results of comprehensive STCM data fusion experiment
Risk Assessment of Recent High-Interest Conjunctions
LEO constellation encounter and collision rate estimation: an update
Variance-Covariance Significant Figure Reduction And Its Effect On Collision Probability Calculation
The cost of not doing debris remediation
The technical challenges of better Space Situational Awareness and Space Traffic Management
Low-Thrust Transfer Nomograms
Probability of Collision: Valuation, variability, visualization, and validity
Full characterization of satellite conjunction walk-ins
A comprehensive assessment of collision likelihood in Geosynchronous Earth Orbit
Collision risk in low earth orbit
Probability of Collision: Valuation, Variability, Visualization, and Validity
Volumetric encounter analysis enhancements
Updated Analytical Partials for Covariance Transformations and Optimization
Volumetric Assessment of Encounter Probability