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Landsat Missions




Acronyms - P

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PAC - Partial Aperture Calibrator

PAN - Production Acceptance Notification or Panchromatic

PAPH - Pseudo Average Pulse Height

PAR - Post Assessment Report

PASC - Partial Aperture Solar Calibrator

PB - Playback

PC - Personal Computer, Polyconic, or Production Control

PCA - Physical Configuration Audit, Physical Channel Access, or Point of Closest Approach

PCD - Payload Correction Data

PCDS - Payload Correction Data Subsystem

PCI - Peripheral Component Interface

PCS - Process Control Subsystem

PCSS - Program Coordinate Systems Standards

PD - Product Distribution

PDD - Presidential Decision Directive

PDF - Portable Document Format or Payload Data Formatter

PDI - Product Delivery Interface

PDPS - USGS – Planning and Data Processing Segment

PDR - Product Delivery Record or Preliminary Design Review

PDRD - Product Delivery Record Discrepancy

PDRM - Product Delivery Receipt Mechanism

PDS - Product Distribution System

PF1 - Poker Flats 1

PFPA - Prime Focal Plan Assembly

PG - Product Generation

PGS - Product Generation System (Generic Name for NLAPS)

PIA - Project Implementation Agreement

PL-DRO - Phase Locked Dielectric Resonance Oscillator

PM - Phase Modulation

PMPDR - Physical Media Product Delivery Record

PMPDRD - Physical Media PDR Discrepancy

PN - Pseudorandom Noise

PNTR - Pointer

POC - Point of Contact

POSC - Petrotechnical Open Software Corporation

PPF - Payload Processing Facility

ppm - Parts Per Million

PRB - Problem Report Message

PRI - Priority Mask Message

PS - Polar Stereographic or Production Server

PSA - Pre Security Assessment

PSD - Power Spectral Density

PSF - Point Spread Function

PSK - Phase Shift Keyed

PSR - Priority/Service Request Mask File

PTP - Primary Transfer Program or Programmable Telemetry Processor

PVCS - Polytron Version Control System

PVL - Parameter Value Language



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Page Last Modified: July 09, 2008