Acronyms
The following list includes acronyms used on system level and shall be common to all documents.
...
Acronym
...
Meaning
...
Explanation
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Used in / Link
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A
...
AD
...
Applicable Document
...
Legally binding documents and reports
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AIV
...
Assembly, Integration and Verification
...
To be replaced by AIT
...
AIT
...
Assembly, Integration and Test
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ANDES
...
ArmazoNes high Dispersion Echelle Spectroscopy
...
Name of the instrument
...
All documents
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B
...
C
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CCD
...
Charged Coupled Device
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Area detectors
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CR
...
Coudé-room
...
Part of the ELT
...
CU
...
Calibration Unit
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Subcomponent
...
D
...
E
...
ELT
...
Extremely Large Telescope
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ESO
...
European Southern Observatory
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F
...
F2F
...
Fiber-To-Fiber link
...
In-fiber connection point
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FDR
...
Final Design Review
...
Milestone of the project, controlled by ESO
...
FE I-IV
...
Front End I-IV
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Pickup of the beam coming from the telescope.
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FP
...
Fabry-Pérot
...
Etalon, Interferometer, Resonator in Literature
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FSR
...
Free Spectral Range
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Spectral range between two spectral features
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FTS
...
Fourier-Transform Spectrograph
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G
...
GPS
...
Global Positioning System
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H
...
HCL
...
Hollow-Cathode Lamps
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Wavelength calibration lamps
...
CU
...
HIRES
...
High Resolution Spectrograph
...
Outdated name of the instrument /project -> ANDES
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I
...
ICD
...
Interface Control Document
...
ESO-Standard, that is used to define Interfaces and their Responsibility
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IFU
...
Integral Field Unit
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ILS
...
Instrumental Line Shape
...
See Definitions below
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IP
...
Instrumental Profile
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see also linespread function or ILS
...
IR
...
Infrared
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J
...
K
...
L
...
LDP
...
Light Distribution Point
...
Connects, switches light sources to the OUP of the CU
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LUT
...
Look-Up table
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M
...
mas
...
Milli-arcseconds
...
N
...
O
...
OM
...
Observing Mode
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OUP
...
Output Port
...
Fiber ports used in the CU → Optical Interface to the Fiber WP
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P
...
PA
...
Product Assurance
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PAE
...
Preliminary Acceptance Europe
...
ESO-controlled milestone of the project
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PCF
...
Photonic Crystall Fibre
...
Used in the Astrocomb for spectral broadening
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PD
...
Photodiode
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PDR
...
Preliminary Design Review
...
ESO-controlled milestone of the project
...
PHL
...
Preliminary Hazard List
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PI
...
Principal Investigator
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PT
...
Product Tree
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Q
...
QA
...
Quality Assurance
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R
...
RD
...
Reference Documents
...
background references only.
...
RP
...
Resolving Power
...
lambda/deltaLambda
...
S
...
SE
...
Systems Engineer
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SoW
...
Statement of Work
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T
...
TBC
...
To be Confirmed
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TBD
...
To be Defined (frequently To be Discussed)
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TLR
...
Top Level Requirement
...
TRL
...
Technical Readiness Level
...
U
...
V
...
VIS
...
Visible Range of Light
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(400 nm - 700 nm as defined by ISO Standards)
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W
...
WBS
...
Work Breakdown Structure
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WLM
...
Wavelength Marker
...
frequency-stabilized Lasers, used in the CU to anchor the wavelength solution
...
WP
...
Work Package
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X
...
Y
...
Z
Definitions
The following lists include definitions for terms to be used in the respective field.
ESO
General Terms
Telescope
...
Term
...
Explanation
...
Author
...
Nasmyth-platform
...
Platforms on both sides of the ELT with optical interface to the Nasmyth-train.
Instrument
Requirements
Components
Optical
Electrical
Software
Data Reduction
Precision and Accuracy
Auxiliary
The TRL list is taken from industry. ESO definitions will be implemented soon.
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TRL
...
Definition
...
Comment
...
1
...
Basic principles observed and reported
...
2
...
Technology concept formulated
...
3
...
Experimental proof of concept
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4
...
Technology validated in lab
...
5
...
Technology validated in relevant environment
...
→ Observatory on the mountain
...
6
...
Technology demonstrated in relevant environment
...
7
...
System prototype demonstration in operational environment
...
8
...
System complete and qualified
...
9
...
acronyms, terms and definitions are an assembly from current documents. Some of them come from ESO, some from ANDES.