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French transportable laser ranging station: scientific objectives, technical features, and performance
J Nicolas1, F Pierron, M Kasser
1Observatoire de la Cote d'Azur, Avenue N Copernic, F-06130 Grasse, France. joelle.nicolas@obs-azur.fr
Applied Optics
|March 14, 2008
Summary
The French Transportable Laser Ranging Station (FTLRS) offers rapid deployment for tracking geodetic satellites. This mobile satellite laser ranging system achieves precise measurements for geosciences applications.
Area of Science:
- Geodesy
- Geophysics
- Satellite Laser Ranging (SLR)
Background:
- The French Transportable Laser Ranging Station (FTLRS) is a compact, mobile SLR system designed for tracking geodetic satellites.
- Its applications span tectonics, oceanography, terrestrial reference frames, and precise positioning.
Purpose of the Study:
- To describe the technical specifications and operational capabilities of the FTLRS.
- To present the initial results from the Corsica observation campaign and highlight system improvements.
Main Methods:
- Utilizes a 13-cm telescope on a high-precision motorized mount derived from a geodetic theodolite.
- Employs a compact laser and an avalanche photodiode for single photoelectron level detection.
- Features fast on-site installation and automated routine operation.
Main Results:
- The FTLRS successfully tracked satellites up to 3000 km altitude during its initial operational phase.
- The standard error of individual measurements during the Corsica campaign was approximately 2-3 cm.
- The system is designed for future ranging capabilities to satellites like LAGEOS at 6000 km.
Conclusions:
- The FTLRS is a capable and mobile SLR system for geodetic satellite tracking.
- The system demonstrates potential for significant contributions to various geosciences disciplines.
- Ongoing improvements aim to enhance its ranging capabilities and precision.
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