===== METIS Acronyms ===== based on METIS consortium document E-LIS-NOVA-MET-0042_0-2_Abbreviations_and_AcronymsList version 0D2, 4 Oct 2016; with additions (see Wiki change log) *µm micrometers, microns *AC Alternating Current *AD Applicable Document *ADC Atmospheric Dispersion Compensator *ADC Analog to Digital Converter *ADI Angular Differential Imaging *AGPM Annular Groove Phase Mask *AI Action Item *AIT Assembly, Integration and Test *AIV Assembly, Integration and Verification *ALMA Atacama Large Milimetre Array *alt altitude *ANF Antofagasta *AO Adaptive Optics *AOP AO Pick-off *AO RTC Adaptive Optics Real Time Computer *AOWFC Adaptive Optics Wave-Front-Sensor Camera *APP Apodizing Phase Plate *AR Anti-Reflective *arcmin arc minute *arcsec arc second *ART Adaptive Relay Tower *ARU Adaptive Relay Unit *ASCII American Standard Code for Information Interchange *ATE Automatic Test Equipment *ATP Acceptance Test Plan *ATR Acceptance Test Report *AU Astronomical Unit *az azimuth *BFL Back Focal Length *BITE Built-In-Test-Equipment *BOL Beginning of Life *BOM Bill Of Material *C Centigrade *CAD Computer Added Design *CB Circuit Breaker *CCB Changed Control Board *CCD Charged Coupled Device *CCS Cold Central Structure *CCS Central Control System/Software *CD Compact Disk *CDR Conceptual Design Review *CE Common Elements *CE Conformité Européenne *CE Constraint Equation *CEN European Committee for Standardisation *CENELEC European Committee for Electrotechnical Standardisation *CETOP Comité Européenne des Transmissions Oléohydrauliques et Pneumatiques (Euroean Fluid Power Committee) *CF ConFlat - high vacuum connection system using metallic gasket *CFC Continuous Flow Cryostat *CFO Common Fore Optics *CFP Call for Proposals *CFRP Carbon Fibre Reinforced Plastic *CHO Chopper *CI Configuration Item *CIDL Configuration Item Data List *CII Core Integration Infrastructure *CM Consortium Meeting *CM (CM1, CM2…) Curved Mirror *CMMS Computerised Maintenance Management System *CoG Centre of Gravity *COM Commissioning Phase *Co-PI Co-Principal Investigator *COTS Commercial Off The Shelf (products) *CPL Common Pipeline Library *CPU Central Processing Unit *CRE Change Request *CRE-PF Change Request Proposal Form *CRE-SF Change Request Submission Form *CRIRES CRyogenic InfraRed Echelle Spectrograph *CRY CryoVacuum *CST Cold Stop *CTE Coefficient of Thermal Expansion *DAC Digital to Analog Converter *DC Direct Current *DCS Detector Control System *DD Deliverable Document *DEC Declination *DET Detector Subsystem *DFE Detector Front-End Electronics *DFI Data Flow Infrastructure Department of SDD *DFS Data Flow System *DG Director General *DIC Data Interface Control *DICB Data Interface Control Board *DICD Data Interface Control Document *DID Data Interface Dictionary *DIN Deutsches Institut für Normung *DIT Detector Integration Time *DLR Damage Limitation Requirement *DM Deformable Mirror *DMD Data Management Division *DMO Data Management and Operations Division of ESO *DN Nominal Diameter *DoC Declaration of Conformity *DoE Directorate of Engineering *DOF Degree of Freedom *DoI Declaration of Incorporation *DoO Director of Operations *DOORS Dynamic Object Oriented Requirements System *DoP Director of Programmes *DoS Director of Science *DPQC Data Products and Quality Control Group of DMO *DRD Document Requirements Definition *DRL Data Reduction Library *DRS Data Reduction System *DSO Divisional Safety Officer *E2V,e2v,E2v e2v Technologies (CCD manufacturer http://e2vtechnologies.com) *EC European Commission *EDP External Data Product *EELT European Extremely Large Telescope *E-ELT European Extremely Large Telescope *EFL Effective Focal Length *EFOV Effective Field Of View *EFTA European Free Trade Association *EH Entrance Hall *EHSR Essential Health and Safety Requirements *EIR ESO Instrument Responsible *ELFN Extra Low Frequency Noise *ELT Extremely Large Telescope *EM Electromagnetic *EMC Electromagnetic Compatibility *EMI Electromagnetic Interference *EN European Standard (Norm) *EOL End of Life *EQ Earthquake *ES Edge Sensor *ESD Electrostatic Discharge *ESO European Southern Observatory *ESO European Organisation for Astronomical Research in the Southern Hemisphere *ETC Exposure Time Calculator *ETSI European Telecommunications Standards Institute *EU European Union *EUT Equipment Under Test *EW Entrance Window *FAR Functional Acceptance Review *FDIR Fault Detection, Isolation and Recovery *FDR Final Design Review *FE Finite Element *FEA Finite Element Analysis *FEM Finite Element Model *FF Feedforward *FITS Flexible Image Transport System *FL Focal Length *FM (FM1, FM2…) Folding Mirror (flat) *FMECA Failure Mode Effect and Criticality Analysis *FO Fore Optics *FOV, FoV Field of View *FP (FP1, FP2,…) Focal Plane *FPA Focal Plane Assembly *FPGA Field Programmable Gate Array *FPS, fps Frames Per Second *FPT Flat Platform Truck *FPWFS Focal Plane WaveFront Sensing *FS Field Stabilization *FWHM Full Width at Half Maximum *G10 Glass fibre/epoxy insulating material *Gbytes Gigabytes *GTO Guaranteed Time Observations *GUI Graphical User Interface *H2RG Hawaii II RG (infrared detector array produced by Teledyne Imaging Systems) *HA Hazard Analysis *HALT Highly Accelerated Life Test *HAWK-I High Acuity Wide field K-band Imager *HCI High Contrast Imaging *HDRL High-Level Data Reduction Library *HDU FITS Header + Data Unit *HF High Frequency *HFT Hardware Failure Tolerance *HoA Head of Administration *HoD Head of Division *HR High Resolution *HRS High Resolution Spectrometer *HSM Health Status and Monitoring *HST Hubble Space Telescope *HTML Hypertext Markup Language *HVAC Heating, Ventilation and Air Conditioning *HW Hardware *HX Heat Exchanger *Hz Hertz *I/F(s) Interface(s) *I/O Input/Output *IAA Instrument Assembly Area at Armazones *ICD Interface Control Document *ICS Instrument Control System/Software *ID Identification Number *IDD Instrument Description Database *IDF Instrument Definition File of an Exposure Time Calculator *IDP Internal Data Product *IEC International Electrotechnical Commission *IFM Integral Field Mode *IFM Interface Matrix *IFOV Instantaneous Field Of View *IFS Integral Field Spectrograph *IFU Integral Field Unit *IFV Interface Visualization *ILS Interlock and Safety System *IMG Imager *INC Instrument Control *INL Integral Non-Linearity *INS? Instrument Division of ESO *INS? Instrument Subsystem *IOT Instrument Observing Template *IP Inspection Point *IP International Protection Marking (IEC 60529) *IQ Image Quality *IR Infrared *IRM Integration Readiness Meeting *ISDD Instrument Software Design Description *ISFS Instrument Software Functional Specification *ISMP Instrument Software Management Plan *ISO International Standards Organisation *ISRM Installation Readiness Meeting *ISUM Instrument Software User and Maintenance Manual *ISURS Instrument Software User Requirement Specification *ITE Information Technology Equipment *IWS Instrument Workstation *JWST James Web Space Telescope *K Kelvin *KF Klein-Flange - easily dismountable vacuum connection system *Kg Kilogram *KM Key Milestone *KM (KM1, KM2,…) K-Mirror *KO Kick-off *KOM Kick-Off Meeting *L (L1, L2,…) Lense *LAN Local Area Network *LCS Local Control System *LCU Local Control Unit *LED Light Emitting Diode *LEMP Lightning ElectroMagnetic imPulse *LGS Laser Guide Star *LLCU Linux Local Control Unit *LMS LM Spectrograph *LN2 Liquid Nitrogen *LOO (Telescope) Low Order Optimisation (active optics) *LPM Lyot-plane Phase Mask *LPM Local Project Manager *LPO La Silla Paranal Observatory *LPZ Lightning Protection Zone *LRU Line Replaceable Unit *LSE Local Systems Engineer(ing) *LSZH Low-Smoke Zero-Halogen *LT Launch Telescope *LTA Laset Tomography AO *LTAO Laser Tomography Adaptive Optics *LUT Look Up Table *LV Low Voltage *m meter *M1 Primary Mirror *M2 Secondary Mirror *M3 Tertiary Mirror *M4 4th mirror in E-ELT (or Quaternary Mirror) *M5 5th mirror in E-ELT *MAAL METIS Abbreviations and Acronmys List *MAIT Manufacture Assembly Integration and Test *MAIV Manufacture Assembly Integration and Verification *mas miliarsecond *MCAO Multi-Conjugate Adapative Optics *MCMT Maximum Corrective Maintenance Time *MCT Mercury Cadmium Telluride (HgCdTE) -- a common material used for detecting infrared light *MET Short form of METIS *METIS Mid Infrared E-ELT Imager and Spectrograph *MIDIR E-ELT instrument: Mid Infrared imager and spectrograph *MIRI Mid Infra Red Instrument *mm millimeter *MOAO Multi-Object Adaptive Optics *MoS Margin of Safety *MOU Memorandum of Understanding *MPO METIS Project Office *MS (Telescope) Main Structure *MS Maintenance Software *MSF *MSS Main Support Structure *MTBF Mean Time Between Failure *MTR Main Transit Ring *MTTR Mean Time To Repair *n.c. Normally closed *n.o. Normally open *N/A Not Applicable *NCP Non-Common Path *NCPA Non-Common Path Aberrations *NCR Non-Conformance Report *NCR No Collapse Requirement *NGC New General Detector Controller *NGCU Nitrogen Gas Conditioning Unit *NGS Natural Guide Star *NIH New Integration Hall *NIR Near-Infrared *NTT New Technology Telescope *OAP Off-Axis Parabolic mirror *OB Observation Block *OCD Operations Concept Description (or Document) *OPC Observing Programme Committee *OS Observing Software *OST Observation Summary Table *OT Observing Tool *P2PP Phase 2 Proposal Preparation *PA Product Assurance *PAC Preliminary Acceptance Chile *PACT Position Actuator *PAE Preliminary Acceptance Europe *PAE Provisional Acceptance Europe *PAF Parameter File *PBC Protective Bonding Circuit *PCB Printed Circuit Board *PDR Preliminary Design Review *PDRM Pluggable Data Reduction Module *PE Protective Earth *PELV Protective Extra Low Voltage *PFD Probability of Failure on Demand *PFH Probability of dangerous Failure per Hour *PFS PreFocal Station *PH2 Phase 2 *PHA Preliminary Hazard Analysis *PHL Preliminary Hazard List *PI Principal Investigator *PI/CO-I Principal Investigator/Co-Investigator *PID Proportional Integral Derivative *PIP Pipeline *PLC Programmable Logic Controller *PM Project Manager *PO Project Office *PoA Paranal or Armazonas *PoE Power over Ethernet *PP (PP1, PP2,…) Pupil Plane *PPE Personal Protective Equipment *PRNU Photon Response Non-Uniformity *PSD Power Spectral Density *PSD Pipeline Systems Department of SDD *PSF Point Spread Function (system response to an infinitely narrow stimulus) *PSH Phase Separator Hole *PSO Paranal Science Operations *PT Pulse Tube *PTFE Polytetrafluoroethylene *PTV Peak to Valley *PWV Precipitable Water Vapour *px pixel *QA Quality Assurance *QC1 Quality Control Level 1 *QE Quantum Efficiency *QSS Quasi-Static Speckles *RA Right Ascension *RAM(S) Reliability Availability Maintainability (Safety) *RAVC Ring Apodized Vortex Coronagraph *RB Reduction Block *RBE Rigid Body Element *RCCB Residual Current Circuit Breaker *RCD Residual Current Device *RD Reference Document *RF Radio Frequency *RFW Request for Waiver *RMS, rms Root Mean Square *ROHS Restriction of Hazardous Substances *RON Read Out Noise *RTC Real Time Computer *RTD Read Time Display *SA System Analysis *SAM Sparse Aperture Masking *SAP System Analysis Plan *SCA Single Conjugarte AO *SCAO Sincle Conjugate Adaptive Optics *SCL Santiago de Chile *SCP Service Connection Point *SDI Spectral Differential Imaging *SDD Software Development Division of ESO *SE Systems Engineer(ing) *SED *SELV Safety Extra Low Voltage *SEMP Systems Engineering Management Plan *SGDP Science Grade Data Product *SH Shack-Hartmann *SIL Safety Integrity Level *SL Systems Lead *SMA Saturation Management Algorithm *SMO Spectrometer Main Optics *SNR Signal to Noise Ratio *SO Static Offsets *SO Science Operations *SOP Small Outline Package *SoW Statement of Work *SPD Surge Protective Device *SPE Technical Specification *SPO Spectrometer Pre-Optics *SRCF Safety Related Control Function *SRECS Safety-Related Electrical, electronic and programmable electronic Control System *SRF Spectral Response Function *SRS System Requirements Specifications *SSE Site Safety Engineer *SSM Spacecraft Support Module *SSR Solid State Recorder *ST System Team *STSDAS Space Telescope Standard Data Analysis Software *SV Science Verification *SVN Subversion (software versioning and revision control system) *SW Software *TBC To Be Confirmed *TBD To Be Defined *TBR To Be Reviewed *TCF Technical Construction File *TCS Telescope Control Software *TIS Teledyne Imaging Sensors (http://www.teledyne-si.com/index.html) *TMA Three Mirror Anastigmatic *TMP Turbo Molecular Pump *TOC Table of Contents *TR Time to Repair *TRB Test Readiness Bord *TRL Technology Readiness Level *TRR Test Readiness Review *TRS Time Reference System *TS Technical Specification *TSE Thermal Self Emission *TT Tip-Tilt *UPS Uninterruptible Power Supply *USD User Support Department of DMO *UT Unit Telescope *UTC Universal Time Coordinated *V&V Verification & Validation *VC Vortex Coronagraph *VCS VLT Control Software *VDE Verband der Elektrotechnik *VDI Verein Deutscher Ingenieure *VIC VLT Instrument Consortium *VIT VLT Instrument Team *VLT Very Large Telescope *VLTI Very Large Telescope Interferometer *WBS Work Breakdown Structure *WCS World Coordinate System *WCU Warm Calibration Unit *WFE WaveFront Error *WFS WaveFront Sensing *WIN (entrance) Window *WP Work Package *WRT, wrt With Respect To *WS Workstation *WSS Warm Support Structure *WVR Water Vapor Radiometer