O-Q

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OAS

Orbit Adjust Subsystem

OBC

On Board Computer

OCC

Operations Control Center

OCTS

Ocean Color and Temperature Scanner

OD

Optical Disk

ODR

Optical Data Recorder

ODUS

Ozone Dynamics Ultrariolet Spectrometer

OIS

Operation Interface Specification

OLIS

On Line Information System

OLR

Outgoing Longwave Radiation

OLS

Operational Linescan System

OMG

Object Management Group

OPLAN

Operational Plan File

OPS

Optical Sensor

OS

Operating System

OSI

Open Systems Interconnection

OTF

Optical Transfer Function

P.S.

Polor Stereo

P/PA

Panchromatic mode

PAMS

Prince Albert MOS Station

PARTNERS

Pan-pacific Regional Telecommunications Network Experiment and Reserch

PBM

Pass Briefing Message

PBX

Private Branch eXchange

PC

Program Control

PC

Personal Computer

PC

Project Coordinator

PCD

Precise Catalogue Data

PCDW

Precise Catalogue Data Weekly

PCM

Pulse Code Modulation

PDR

Preliminary Design Review

PEPS

SPOT Early Assessment Program

PFM

Proto-Flight Model

PGS

Product Generation Subsystem

PI

Principal Investigator

PIE

Polar Ice Extent

PLL

Phase Locked Loop

PM

Proto-type Model

PM

Project Manager

PM

Phase Modulation

PN

Pseudo-Noise

POLDER

Polarization and Directionality of the Earth`s Reflectances

PPED

Post Pass Ephemeris Data

PR

Precipitation Rader

PRF

Pulse Repetition Frequency

PSK

Phase Shift Keying

PTF

Phase transfer Function

QC

Quality Control

QIC

QL

Quick Look

QLDS

Quick Look data Distribution Subsystem

QPSK

Quadrature Phase Shift Keying

QQC

Quality Quantity Continuity

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