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Instrument details
Acronym
LRA (CNES)
Full name
Laser Retroreflector Array
Purpose
Space geodesy - Precision orbitography
Short description
Assemblage of 9 corner cube reflectors
Background
Consolidated technology
Scanning Technique
N/A
Resolution
N/A
Coverage / Cycle
N/A
Mass
1.4 kg
Power
Data Rate
Providing Agency
CNES
Instrument Maturity
Flown on an R&D satellite
Utilization Period:
2013-05-25 to ≥2021
Last update:
2017-03-31
Detailed characteristics
Satellites this instrument is flying on
Note: a red tag indicates satellites no longer operational, a
green tag indicates operational satellites, a blue tag indicates
future satellites
Instrument classification
Other payload component Positioning system
WIGOS Subcomponents
No WIGOS subcomponents have been defined.
Mission objectives
Opportunity objectives Crustal motion (horizontal and vertical) Crustal plates positioning Geoid Gravity field Show all Show fewer
Tentative Evaluation of Measurements
The following list indicates which measurements can typically be
retrieved from this category of instrument. To see a full Gap Analysis by Variable,
click on the respective variable.
Note: table can be sorted by clicking on the column headers
Variable Relevance for measuring this variable Operational limitations Explanation
Crustal motion (horizontal and vertical) 3 - high Ground stations network needed.. Long time series needed. Opportunity information from laser retroreflectors used for precise orbitography
Crustal plates positioning 3 - high Ground stations network needed.. Long time series needed. Opportunity information from laser reflectors used for precise orbitography
Geoid 4 - fair Ground stations network needed.. Long time series needed. Opportunity information from laser reflector array used for precise orbit determination
Gravity field 3 - high Partial information (geoid). Opportunity information from laser reflector array used for precise orbit determination
Instrument: LRA (CNES)