Dave Vallado
Sr. Research Astrodynamicist
David performs research into advanced astrodynamics techniques to improve space surveillance capabilities.
“When I'm not working, you can find me woodworking, playing classical piano, building homes, landscaping, and hiking.”
BACKGROUND
EXPERTISE
THOUGHT LEADERSHIP
Using Spacebook and Cesium to Promote and Enhance Flight Safety
ACTIONABILITY AND PERSISTENCE OF CONJUNCTION DATA
Modernization of software for astrodynamics
Practical issues with using a full gravity field
LEO satellite behavior during the May 2024 Gannon geomagnetic storm
Deep operator and SSA collaboration for space sustainability
Synthetic Covariance Production Using a New Digital Approach
Contrasting the Inflection Points and Efforts in Space Traffic Coordination and Management
Addressing the debilitating effects of maneuvers on SSA accuracy and timeliness
Actionability and Persistence of Conjunction Data
DEEP OPERATOR AND SSA COLLABORATION FOR SPACE SUSTAINABILITY
Threat Analysis of Unreported Satellites in Geostationary Orbit
Long-Term Numerical Propagation for Earth Orbiting Satellites
Russian ASAT Debris Cloud Evolution and Risk
Results of comprehensive STCM data fusion experiment
Long-term numerical propagation for Earth orbiting satellites
Debris Risk Evolution And Dispersal (DREAD) for post-fragmentation modeling
Sequential Processing of ILRS Observations – Experiences over the last 5 years
Generating realistic sensor observations for OD analysis
Fragmentation event debris field evolution using 3d volumetric risk assessment
Application of New Debris Risk Evolution And Dissipation (DREAD) Tool to Characterize Post-Fragmentation Risk
Orbital Strategies to Mitigate the Solar Exclusion Effect on Space-Based Observation of the Geosynchronous Belt
New Consolidated Files for Earth Orientation Parameters and Space Weather Data
Updated Analytical Partials for Covariance Transformations and Optimization
Sequential Orbit Determination Using Satellite Laser Ranging
Improved SSA through orbit determination of Two Line Element Sets
SIMULATING SPACE SURVEILLANCE NETWORKS
Orbit Determination Results From Optical Measurements
Evaluating Gooding Angles-only Orbit Determination of Space Based Space Surveillance Measurements
ORBIT DETERMINATION ISSUES AND RESULTS TO INCORPORATE OPTICAL MEASUREMENTS IN CONJUNCTION OPERATIONS
SGP4 Orbit Determination
An Analysis of State Vector Prediction Accuracy
Revisiting Spacetrack Report #3