Comparing physical drag coefficients computed using different gas–surface interaction models

PM Mehta, A Walker, CA McLaughlin… - Journal of Spacecraft and …, 2014 - arc.aiaa.org
Drag coefficient is a major source of uncertainty in calculating the aerodynamic forces on
satellites in low Earth orbit. Closed-form solutions are available for simple geometries under …

Evidence for drag coefficient modeling errors near and above the oxygen-to-helium transition

V Bernstein, M Pilinski, D Knipp - Journal of Spacecraft and Rockets, 2020 - arc.aiaa.org
The ability to model atmospheric drag is critical for precise satellite orbit prediction below
1000 km altitudes. Uncertainty in atmospheric drag comes primarily from estimates of the …

Drag coefficient model using the Cercignani–Lampis–Lord gas–surface interaction model

A Walker, P Mehta, J Koller - Journal of Spacecraft and Rockets, 2014 - arc.aiaa.org
Drag coefficient calculations using the Cercignani–Lampis–Lord quasi-specular gas–
surface interaction model have been used to derive modified closed-form solutions for …

Dynamic gas-surface interaction modeling for satellite aerodynamic computations

MD Pilinski - 2011 - search.proquest.com
Drag coefficients are a large source of uncertainty when predicting the aerodynamic forces
on orbiting satellites. Accordingly, the focus of this research is to improve the fidelity of drag …

Drag coefficients of satellites with concave geometries: comparing models and observations

MD Pilinski, BM Argrow, SE Palo - Journal of Spacecraft and Rockets, 2011 - arc.aiaa.org
AERONOMIC studies make use of satellite drag measurements in the determination of
thermospheric densities, enabling scientific inquiry into processes of the upper neutral …

Semiempirical model for satellite energy-accommodation coefficients

MD Pilinski, BM Argrow, SE Palo - Journal of Spacecraft and Rockets, 2010 - arc.aiaa.org
SATELLITE drag coefficients are the primary source of un-certainty in atmospheric drag
prediction, as well as in the deduction of atmospheric densities from satellite drag. The drag …

[HTML][HTML] Satellite drag coefficient modeling for thermosphere science and mission operations

PM Mehta, SN Paul, NH Crisp, PL Sheridan… - Advances in Space …, 2023 - Elsevier
Satellite drag modeling remains the largest source of uncertainty affecting space operations
in low Earth orbit. The uncertainty stems from inaccurate models for mass density and drag …

Drag coefficient model to track variations due to attitude and orbital motion

V Ray, DJ Scheeres - Journal of Guidance, Control, and Dynamics, 2020 - arc.aiaa.org
SINCE closed-form solutions of drag coefficient were derived by Cook [1] for simple shapes
at the advent of the space age, it has been long estimated as a constant in the orbit …

Comment on special section: New perspectives on the satellite drag environments of Earth, Mars, and Venus

G Koppenwallner - Journal of Spacecraft and Rockets, 2008 - arc.aiaa.org
THESE comments concern the contributions of Bruinsma and Forbes [1], Sutton et al.[2], and
Tapley et al.[3] covering density and wind determination by the Challenging Minisatellite …

Modeling satellite drag coefficients with response surfaces

PM Mehta, A Walker, E Lawrence, R Linares… - Advances in Space …, 2014 - Elsevier
Satellite drag coefficients are a major source of uncertainty in predicting the drag force on
satellites in low Earth orbit. Among other things, accurately predicting the orbit requires …