APPENDIX B - List of Acronyms

ACS

Attitude Control System

AMPTE

Active Magnetospheric Tracer Explorer

C&DH

Command and Data Handling

CCD

Charge-Coupled Device

CCE

Charge Composition Explorer

CCSDS

Consultative Committee for Space Data Systems

CDI

Command Data Interface

EEE

Electrical, Electronic, Electromechanical

C.G.

Center of Gravity

CIDP

Central Instrument Data Processor

CMM

Capability Maturity Model of the Software Engineering Institute

CMP

Control Microprocessor (on EUV)

COTS

Commercial Off-The-Shelf

CRRES

Combined Radiation and Release Spacecraft

DoD

Department of Defense

DOD

Depth of Discharge

DPS

Digisonde Portable Sounder

DSN

Deep Space Network

EMC

Electromagnetic Compatibility

EMI

Electromagnetic Interference

EOL

End of Life

EUV

Extreme Ultraviolet Imager

FAR

Federal Acquisition Regulation

FAST

Fast Auroral Snapshot Explorer

FMEA

Failure Modes Effects Analyses

FOV

Field of View

FSS

Fan Sun Sensor

FUV

Far Ultraviolet Imager

GSFC

Goddard Space Flight Center

HCI

Horizon Crossing Indicator

HENA

High-Energy Neutral Atom Imager

IMAGE

Imager for Magnetopause-to-Aurora Global Exploration

ISSA

International Space Station Alpha

LBH

Lyman-Birge-Hopfield (bands of FUV emissions from N2

LENA

Low-Energy Neutral Atom Imager

LEO

Low Earth Orbit

LET

Linear Energy Transfer

LPARL

Lockheed Martin Palo Alto Research Laboratory

MCP

Microchannel Plate

Med-Lite

Medium-Light Expendable Launch Vehicle

MENA

Medium-Energy Neutral Atom Imager

MET

Mission Elapsed Time

MI

Magnetosphere Imager

MIDEX

Medium Explorer

MIMI

Magnetospheric Imaging

CHEMS

Instrument/Charge-Energy-Mass-Spectrometer for Cassini

MUE

Mission Unique Electronics

MUE

Mission Unique Electronics

NAI

Neutral Atom Imager

NASA

National Aeronautics and Space Administration

O I

Neutral atomic oxygen emission produced by electron impact

PA

Performance Assurance

PH

Pulse Height

POI

Product of Inertia

QA

Quality Assurance

QAE

Quality Assurance Engineer

QAP

Quality Assurance Plan

RAAN

Right Ascension of the Ascending Node

RAD-6000

Radiation-hardened Loral R6000 microprocessor chip

RAM

Random Access Memory

RE

Earth Radius

RISC

Reduced Instruction Set Computer

RPI

Radio Plasma Imager

SAC-B

Argentine satellite

SEI

Software Engineering Institute

SEPS

Source/Loss-Cone Energetic Particle Spectrometer on Polar

S/C

Spacecraft

SI

Far Ultraviolet Spectrographic Imager

SMEX

Small Explorer

SMOC

GSFC Science and Mission Operations Center

S/N

Signal-to-noise

SSD

Solid State Detector

SwRI

Southwest Research Institute

TIDE

Thermal Ion Dynamics Experiment on GGS/Polar

TIMAS

Toroidal Ion Mass-Angle Spectrograph on GGS/Polar

VME

Versamodule Europe

WIC

Far Ultraviolet Wideband Imaging Camera