Magnetic attitude and spin control of the small scientific satellite S3-A
Thomas W. Flatley, Goddard Space Flight Center, United States. National Aeronautics and Space Administration
National Aeronautics and Space Administration, 1970 - Artificial satellites - 12 pages
Magnetic attitude and spin control of small scientific satellite.
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angular momentum ATTITUDE AND SPIN attitude control coil axis for spin Bref/B(t celestial sphere coil involving Coil Wire Materials coil's magnetic control coil operation digital computer program earth-radii enable the system enabled and commanded Equa external field vector external magnetic field field strength Figure function of Bref gauss geometrical gm-watt Goddard Space Flight Greenbelt INERTIAL SPACE level Bref MAGNETIC ATTITUDE magnetic coil design magnetic control system magnetic mo magnetic moment level magnetic moment required magnetometer output Mathematical Analysis normal number of coils number of turns on-time orbit plane PATHS IN INERTIAL performance parameter Performing Organization perigee pass perpendicular power-weight Precession coil operation precession rate pure in-plane precession reference field level relative to perigee RIGHT ASCENSION sinusoid Small Scientific Satellite Space Flight Center SPACECRAFT SPIN AXIS spin control coil spin control torque spin rate change spin rate control spin-axis orientation spin-axis precession spin-axis/sun-line angle spin-stabilized tion variables