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1. 1. Stellar Surface Structures and the Astrometric Serach for Exoplnaets

   Författare :Urban Eriksson; Lindegren Lennart; Kristianstad University; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Astrometry; astronomy;

   Sammanfattning : Measuring stellar parallax, position and proper motion is the task of astrometry. With the development of new and much more accurate equipment, different noise sources are likely to affect the very precise measurements made with future instruments. LÄS MER