Abstract: Accurate specification of the model error covariances in data assimilation systems is a challenging issue.…
Author: New NASA STI
Meteor Entry and Breakup Based on Evolution of NASAs Entry Capsule Design Tools
Abstract: No abstract available
Aboveground Biomass Variability Across Intact and Degraded Forests in the Brazilian Amazon
Abstract: Deforestation rates have declined in the Brazilian Amazon since 2005, yet degradation from logging, re,…
Band-to-Band Misregistration of the Images of MODIS Onboard Calibrators and Its Impact on Calibration
Abstract: The Moderate Resolution Imaging Spectroradiometer (MODIS) instruments aboard Terra and Aqua satellites are radiometrically calibrated…
Benchmarking the Collocation Stand-Alone Library and Toolkit (CSALT)
Abstract: This paper describes the processes and results of Verification and Validation (VV) efforts for the…
Meteor Entry and Breakup Based on Evolution of NASAs Entry Capsule Design Tools
Abstract: Physics of atmospheric entry of meteoroids was an active area of research at NASA ARC…
Automated Sensitivity Analysis of Interplanetary Trajectories
Abstract: This work describes a suite of Python tools known as the Python EMTG Automated Trade…
All-Sky Microwave Imager Data Assimilation at NASA GMAO
Abstract: Efforts in all-sky satellite data assimilation at the Global Modeling and Assimilation Office (GMAO) at…
Shed Vortex Structure and Phase-Averaged Velocity Statistics in Symmetric/Asymmetric Turbulent Flat Plate Wakes
Abstract: The near wake of a flat plate is investigated via direct numerical simulations (DNS). Many…
Identification of Spurious Signals from Permeable Ffowcs Williams and Hawkings Surfaces
Abstract: Integral forms of the permeable surface formulation of the Ffowcs Williams and Hawkings (FW-H) equation…