Appendix A Acronyms
Appendix B Glossary
Appendix C How to Write a Good Requirement— Checklist
Appendix D Requirements Verification Matrix
Appendix E Creating the Validation Plan with a Validation Requirements Matrix
Appendix F Functional, Timing, and State Analysis
Appendix G Technology Assessment/Insertion
Appendix H Integration Plan Outline
Appendix I Verification and Validation Plan Outline
Appendix J SEMP Content Outline
Appendix K Technical Plans
Appendix L Interface Requirements Document Outline
Appendix M CM Plan Outline
Appendix N Guidance on Technical Peer Reviews/Inspections
Appendix O Reserved
Appendix P SOW Review Checklist
Appendix Q Reserved
Appendix R HSI Plan Content Outline
Appendix S Concept of Operations Annotated Outline
Appendix T Systems Engineering in Phase E
AADL Architecture Analysis and Design Language
AD2 Advancement Degree of Difficulty Assessment
AIAA American Institute of Aeronautics and Astronautics
AO Announcement of Opportunity
AS9100 Aerospace Quality Management Standard
ASME American Society of Mechanical Engineers
ASQ American Society for Quality
CAIB Columbia Accident Investigation Board
CCB Configuration Control Board
CDR Critical Design Review
CE Concurrent Engineering or Chief Engineer
CEQ Council on Environmental Quality
CERR Critical Event Readiness Review
CHSIP Commercial Human Systems Integration Processes
CI Configuration Item
CM Configuration Management
CMO Configuration Management Organization
ConOps Concept of Operations
COSPAR Committee on Space Research
COTS Commercial Off-The-Shelf
CPI Critical Program Information
CR Change Request
CRM Continuous Risk Management
CSA Configuration Status Accounting
D&C Design and Construction
DDT&E Design, Development, Test, and Evaluation
DM Data Management
DOD (U.S.) Department of Defense
DODAF DOD Architecture Framework
DR Decommissioning Review
DRM Design Reference Mission
DRR Disposal Readiness Review
EDL Entry, Descent, and Landing
EEE Electrical, Electronic, and Electromechanical
EFFBD Enhanced Functional Flow Block Diagram
EIA Electronic Industries Alliance
EMC Electromagnetic Compatibility
EMI Electromagnetic Interference
EO (U.S.) Executive Order
EOM End of Mission
EVM Earned Value Management
FA Formulation Agreement
FAD Formulation Authorization Document
FAR Federal Acquisition Regulation
FCA Functional Configuration Audit
FFBD Functional Flow Block Diagram
FIPS Federal Information Processing Standard
FM Fault Management
FMEA Failure Modes and Effects Analysis
FMR Financial Management Requirements
FRR Flight Readiness Review
FTE Full Time Equivalent
GEO Geostationary
GOTS Government Off-The-Shelf
GSE Government-Supplied Equipment or Ground Support Equipment
GSFC Goddard Space Flight Center
HCD Human-Centered Design
HF Human Factors
HITL Human-In-The-Loop
HQ Headquarters
HSI Human Systems Integration
HSIP Human System Integration Plan
HWIL HardWare-In-the-Loop
I&T Integration and Test
ICD Interface Control Document/Drawing
ICP Interface Control Plan
IDD Interface Definition Document
IDEF0 Integration Definition (for functional modeling)
IEEE Institute of Electrical and Electronics Engineers
ILS Integrated Logistics Support
INCOSE International Council on Systems Engineering
IPT Integrated Product Team
IRD Interface Requirements Document
ISO International Organization for Standardization
IT Information Technology
ITA Internal Task Agreement
ITAR International Traffic in Arms Regulation
IV&V Independent Verification and Validation
IVHM Integrated Vehicle Health Management
IWG Interface Working Group
JCL Joint (cost and schedule) Confidence Level
JPL Jet Propulsion Laboratory
KBSI Knowledge Based Systems, Inc.
KDP Key Decision Point
KDR Key Driving Requirement
KPP Key Performance Parameter
KSC Kennedy Space Center
LCC Life Cycle Cost
LEO Low Earth Orbit or Low Earth Orbiting
M&S Modeling and Simulation or Models and Simulations
MBSE Model-Based Systems Engineering
MCR Mission Concept Review
MDAA Mission Directorate Associate Administrator
MDR Mission Definition Review
MEL Master Equipment List
MODAF (U.K.) Ministry of Defense Architecture Framework
MOE Measure of Effectiveness
MOP Measure of Performance
MOTS Modified Off-The-Shelf
MOU Memorandum of Understanding
MRB Material Review Board
MRR Mission Readiness Review
MSFC Marshall Space Flight Center
NASA (U.S.) National Aeronautics and Space Administration
NEN NASA Engineering Network
NEPA National Environmental Policy Act
NFS NASA FAR Supplement
NGO Needs, Goals, and Objectives
NIAT NASA Integrated Action Team
NID NASA Interim Directive
NOA New Obligation Authority
NOAA (U.S.) National Oceanic and Atmospheric Administration
NODIS NASA Online Directives Information System
NPD NASA Policy Directive
NPR NASA Procedural Requirements
NRC (U.S.) Nuclear Regulatory Commission
NSTS National Space Transportation System
OCE (NASA) Office of the Chief Engineer
OCIO (NASA) Office of the Chief Information Officer
OCL Object Constraint Language
OMB (U.S.) Office of Management and Budget
ORR Operational Readiness Review
OTS Off-the-Shelf
OWL Web Ontology Language
PBS Product Breakdown Structure
PCA Physical Configuration Audit or Program Commitment Agreement
PD/NSC (U.S.) Presidential Directive/National Security Council
PDR Preliminary Design Review
PFAR Post-Flight Assessment Review
PI Performance Index or Principal Investigator
PIR Program Implementation Review
PKI Public Key Infrastructure
PLAR Post-Launch Assessment Review
PM Program Manager or Project Manager
PMC Program Management Council
PPD (U.S.) Presidential Policy Directive
PRA Probabilistic Risk Assessment
PRD Project Requirements Document
PRR Production Readiness Review
QA Quality Assurance
QVT Query View Transformations
R&M Reliability and Maintainability
R&T Research and Technology
RACI Responsible, Accountable, Consulted, Informed
REC Record of Environmental Consideration
RF Radio Frequency
RFA Requests for Action
RFP Request for Proposal
RID Review Item Discrepancy or Review Item Disposition
RIDM Risk-Informed Decision-Making
RM Risk Management
RMA Rapid Mission Architecture
RUL Remaining Useful Life
SAR System Acceptance Review or Safety Analysis Report (DOE)
SBU Sensitive But Unclassified
SDR Program/System Definition Review
SE Systems Engineering
SECoP Systems Engineering Community of Practice
SEMP Systems Engineering Management Plan
SI International System of Units (French: Système international d’unités)
SIR System Integration Review
SMA Safety and Mission Assurance
SME Subject Matter Expert
SOW Statement Of Work
SP Special Publication
SRD System Requirements Document
SRR Program/System Requirements Review
SRS Software Requirements Specification
STI Scientific and Technical Information
STS Space Transportation System
SysML System Modeling Language
T&E Test and Evaluation
TA Technical Authority
TBD To Be Determined
TBR To Be Resolved
ToR Terms of Reference
TPM Technical Performance Measure
TRL Technology Readiness Level
TRR Test Readiness Review
TVC Thrust Vector Controller
UFE Unallocated Future Expenses
UML Unified Modeling Language
V&V Verification and Validation
WBS Work Breakdown Structure
WYE Work Year Equivalent
XMI XML Metadata Interchange
XML Extensible Markup Language