In the framework of the activities of the Combination Research Centers (CRC) of the International Earth Rotation and Reference Systems Service (IERS), the French Groupe de Recherche en Géodésie Spatiale (GRGS) studies the benefit of combining space-geodetic techniques (Doppler orbitography and radiopositioning integrated by satellite, GPS,...
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2007 (v1)Journal articleUploaded on: December 3, 2022
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July 2, 2007 (v1)Conference paper
The Pioneer 10 and 11 spacecraft are subject to an unexplained acceleration which has a constant value of (8.74±1.33)10-10 ms-2 and seems to be directed toward the Sun. In 2006, five french laboratories formed the Groupe Anomalie Pioneer (GAP) in order to analyse a set of the Doppler data received from the Pioneer spacecraft. To perform this...
Uploaded on: January 31, 2024 -
2017 (v1)Journal article
International audience
Uploaded on: December 3, 2022 -
August 1, 2020 (v1)Report
MATISSE est un instrument de 2nde génération du VLTI. C'est un instrument spectro-imageur couvrant les bandes L,M et N dans l'infrarouge moyen (de 3 à 13 µm). Ce rapport à l'ESO décrit le commissioning de MATISSE et présente l'ensemble de ses performances. Les performances contractuelles de MATISSE sont complétées par une première évaluation du...
Uploaded on: December 4, 2022