Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Mark A. Croom"'
Publikováno v:
2018 Atmospheric Flight Mechanics Conference.
Publikováno v:
Journal of Spacecraft and Rockets. 43:1026-1034
Significant technology advances have enabled planetary aircraft to be considered as viable science platforms. Such systems fill a unique planetary science measurement gap, that of regional-scale, near-surface observation, while providing a fresh pers
Autor:
Patrick C. Murphy, Anthony W. O'Neal, Sue B. Grafton, Mark A. Croom, Ronald C. Busan, Paul M. Rothhaar
Publikováno v:
14th AIAA Aviation Technology, Integration, and Operations Conference.
Design of Experiment (DOE) testing methods were used to gather wind tunnel data characterizing the aerodynamic and propulsion forces and moments acting on a complex vehicle configuration with 10 motor-driven propellers, 9 control surfaces, a tilt win
Autor:
Patrick C. Murphy, Mark A. Croom, Jared A. Grauer, Ronald C. Busan, Irene M. Gregory, Barton J. Bacon, Paul M. Rothhaar
Publikováno v:
14th AIAA Aviation Technology, Integration, and Operations Conference.
Autor:
Yanzhe Liu, Katherine J. Abramson, Kevin J. Walsh, William J. Merline, S. Preston, Lowell Sherrod, Theodore J. Swift, Roger Venable, Clay Sherrod, Daniel B. Caton, Marc W. Buie, Brad Timerson, Lawrence W. Taylor, William M. Owen, Mark A. Croom, David W. Dunham, Ronald Royer, Aart M. Olsen, Steve J. Conard, Harold F. Levison, Dave Herald, Catherine B. Olkin, Andrew E. Scheck, J. A. Dunford, Harry B. Abramson, P. D. Maley, Chad K. Ellington, R. Dunford, D. Breit
Publikováno v:
The Astronomical Journal. 149:113
We present results of a stellar occultation by the Jupiter Trojan asteroid Patroclus and its nearly equal size moon, Menoetius. The geocentric mid-time of the event was 2013 October 21 06:43:02 UT. Eleven sites out of 36 successfully recorded an occu
Autor:
C. Michael Fremaux, Eugene H. Heim, Mark A. Croom, Dan D. Vicroy, Jay M. Brandon, D. Bruce Owens
Publikováno v:
25th AIAA Aerodynamic Measurement Technology and Ground Testing Conference.
An overview of dynamic test techniques used at NASA Langley Research Center on scale models to obtain a comprehensive flight dynamics characterization of aerospace vehicles is presented. Dynamic test techniques have been used at Langley Research Cent
Publikováno v:
2004 IEEE Aerospace Conference Proceedings (IEEE Cat. No.04TH8720).
Significant technology advances have enabled planetary aircraft to be considered as viable science platforms. Such systems fill a unique planetary science measurement gap, that of regional-scale, near-surface observation, while providing a fresh pers
Autor:
Joel S. Levine, Garry D. Qualls, Joseph F. Gasbarre, Mark A. Croom, William C. Edwards, Henry S. Wright
Publikováno v:
Instruments, Science, and Methods for Geospace and Planetary Remote Sensing.
Aerial vehicles fill a unique planetary science measurement gap, that of regional-scale, near-surface observation, while providing a fresh perspective for potential discovery. Aerial vehicles used in planetary exploration bridge the scale and resolut
Publikováno v:
SPIE Proceedings.
The need for better atmospheric predictions is causing the atmospheric science community to look for new ways to obtain longer, higher-resolution measurements over several diurnal cycles. The high resolution, in-situ measurements required to study ma
Publikováno v:
2nd AIAA "Unmanned Unlimited" Conf. and Workshop & Exhibit.