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Acronyms that are only used in one document shall be defined at the beginning of the document and marked with a “only used in this document”.
Acronym | Meaning | Explanation | Used in / Link | |
|---|---|---|---|---|
A | ||||
AD | Applicable Document | Legally binding documents and reports | ||
ADC | Atmospheric Dispersion Corrector | |||
AIT | Assembly, Integration and Test | In ESO terminology this is the phase in Europe that ends with the PAE (more general, should be MAIT) | ||
AIV | Assembly, Integration and Verification | In ESO terminology this is the phase in Chile that ends with the PAC | ||
AO | Adaptive Optics | |||
ANDES | ArmazoNes high Dispersion Echelle Spectrograph | Name of the instrument | All documents | |
arcsec | Arc Second | |||
B | ||||
BOL | Beginning of Life | ESO | ||
C | ||||
CCD | Charged Coupled Device | Area detectors | ||
CCS | Central Control System | |||
CIDL | Configuration Item Data List | |||
CM | Configuration Manager | |||
CoC | Certificate of Conformity | Management Plan | ||
CoG | Center of Gravity | |||
CoM | Center of Mass | |||
CR | Coudé-room | Part of the ELT | ESO | |
CU | Calibration Unit | Subcomponent | ||
CD | Coudé Distributor | |||
CDET | Control Deterministic | |||
D | ||||
DAS | Data Analysis Software | |||
DRS | Data Reduction Software | |||
DM | Deformable Mirror | |||
E | ||||
EB | Executive Board | Management | ||
EFL | Effective Focal Length | the distance from the principal point to the focal point | ||
EH | Entrance Hall | |||
ELT | Extremely Large Telescope | |||
ESO | European Southern Observatory | |||
F | ||||
F2F | Fiber-To-Fiber link | In-fiber connection point | ||
FAC | Final Acceptance Chile | ESO | ||
FDR | Final Design Review | Milestone of the project, controlled by ESO | ESO | |
FE I-IV | Front End I-IV | Pickup of the beam coming from the telescope. | ||
FFS | Flat-Field Sources | Calibration Sources used for Flat-Fielding | CU | |
FL-IFU | Fiber Link - Integral Field Unit | |||
FoV | Field of View | |||
FP | Fabry-Pérot | Etalon, Interferometer, Resonator in Literature | ||
FR | Funding Review | ESO | ||
FSR | Free Spectral Range | Spectral range between two spectral features | ||
FTE | Full Time Equivalent | see below | ||
FTS | Fourier-Transform Spectrograph | |||
G | ||||
GPS | Global Positioning System | |||
GUI | Graphical User Interface | |||
GTO | Guaranteed Time Observations | |||
H | ||||
HCL | Hollow-Cathode Lamps | Wavelength calibration lamps | CU | |
HIRES | High Resolution Spectrograph | Outdated name of the instrument /project -> ANDES | ||
HRT | Hard Real-Time | |||
I | ||||
IAA | Instrument Assembly Area at Armazones | |||
ICD | Interface Control Document | ESO-Standard, that is used to define Interfaces and their Responsibility | ||
IFU | Integral Field Unit | |||
ILS | Instrumental Line Shape | See Definitions below | ||
IP | Instrumental Profile | see also linespread function or ILS | ||
IR | Infrared | |||
IS | Instrument Scientist | |||
J | ||||
K | ||||
L | ||||
LCS | Local Control System | |||
LCU | Local Control Unit | |||
LDP | Light Distribution Point | Connects, switches light sources to the OUP of the CU | ||
LGS | Laser Guide Star | |||
LLI | Long Lead Item | |||
LUT | Look-Up table | |||
M | ||||
mas | Milli-arcseconds | |||
MAIT | Manufacturing, Assembly, Integration and Test | |||
MS | Main Structure | |||
MTBF | Mean Time Between Failure | |||
N | ||||
NCR | No-Collapse Requirement | |||
NGS | Natural Guide Star | |||
O | ||||
OBS | Organization Breakdown Structure | |||
OM | Observing Mode | |||
OUP | Output Port | Fiber ports used in the CU → Optical Interface to the Fiber WP | ||
P | ||||
PA | Product Assurance | |||
PAC | Preliminary Acceptance Chile | |||
PAE | Preliminary Acceptance Europe | ESO-controlled milestone of the project | ||
PBS | Product Breakdown Structure | |||
PCF | Photonic Crystall Fibre | Used in the Astrocomb for spectral broadening | ||
PD | Photodiode | |||
PDR | Preliminary Design Review | ESO-controlled milestone of the project | ||
PHL | Preliminary Hazard List | |||
PI | Principal Investigator | |||
PFS | PreFocal Station | |||
PM | Project Manager | |||
PO | Project Office | |||
PS | Project Scientist | |||
PT | Product Tree | |||
PTV | Peak To Valley | |||
Q | ||||
QA | Quality Assurance | |||
R | ||||
RBM | Rigid Body Motion | |||
RD | Reference Documents | background references only. | ||
rms | Root Mean Square | A statistical Value, see below | ||
RP | Resolving Power | lambda/deltaLambda | ||
RTC | Real Time Control | |||
S | ||||
SA | System Architect | |||
SAR | System Architecture Review | |||
SC | Steering Committee | |||
SCAO | Single Conjugate Adaptive Optics | |||
SCS | Spectral Calibration Sources | Light sources providing spectral information that can be used for calibration. | CU | |
SCP | Service Connection Point | |||
SE | Systems Engineer | |||
SoW | Statement of Work | |||
SR | Strehl Ratio | measure of the quality of optical image formation | ||
SRT | Soft Real-Time | |||
SSE | Software System Engineer | |||
ssSE | Sub-System Engineer | |||
ss | subsystem(s) | can be used as singular or plural | ||
ST | Science Team | |||
SW | Software | |||
T | ||||
TBC | To be Confirmed | |||
TBD | To be Defined (frequently To be Discussed) | |||
TLR | Top Level Requirement | |||
TRL | Technical Readiness Level | see definitions | ||
TRS | Technical Requirements Specification | |||
TRES | Time Reference System | |||
TSE | Thermal Self Emission | |||
U | ||||
V | ||||
VIS | Visible Range of Light | (400 nm - 700 nm as defined by ISO Standards) | ||
W | ||||
WBS | Work Breakdown Structure | |||
WCS | World Coordinate System | |||
WFS | WaveFront Sensor | |||
WG | Working Group | |||
WLM | Wavelength Marker | frequency-stabilized Lasers, used in the CU to anchor the wavelength solution | ||
WP | Work Package | |||
WPM | Work Package Manager | |||
X | ||||
Y | ||||
Z | ||||