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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 VerificationTo be replaced by AIT | In ESO terminology this is the phase in Chile that ends with the PAC | |
AO | Adaptive Optics4 | ||
AIT | Assembly, Integration and Test | ||
ANDES | ArmazoNes high Dispersion Echelle Spectroscopy | Name of the instrument | All documents |
arcsec | Arc Second | ||
B | |||
BOL | Beginning of Life | ||
C | |||
CCD | Charged Coupled Device | Area detectors | |
CCS | Central Control System | ||
CoG | Center of Gravity | ||
CR | Coudé-room | Part of the ELT | |
CU | Calibration Unit | Subcomponent | |
D | |||
E | |||
EH | Entrance Hall | ||
ELT | Extremely Large Telescope | ||
ESO | European Southern Observatory | ||
F | |||
F2F | Fiber-To-Fiber link | In-fiber connection point | |
FDR | Final Design Review | Milestone of the project, controlled by ESO | |
FE I-IV | Front End I-IV | Pickup of the beam coming from the telescope. | |
FP | Fabry-Pérot | Etalon, Interferometer, Resonator in Literature | |
FSR | Free Spectral Range | Spectral range between two spectral features | |
FTS | Fourier-Transform Spectrograph | ||
G | |||
GPS | Global Positioning System | ||
H | |||
HCL | Hollow-Cathode Lamps | Wavelength calibration lamps | CU |
HIRES | High Resolution Spectrograph | Outdated name of the instrument /project -> ANDES | |
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 | ||
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 | ||
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 | |||
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 | |
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 | ||
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 | |
S | |||
SAR | System Architecture Review | ||
SCaO | Single Conjugate Adaptive Optics | ||
SCP | Service Connection Point | ||
SE | Systems Engineer | ||
SoW | Statement of Work | ||
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 Requirement Specification | ||
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 | ||
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 | |||
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