Sökning: "data analysis Astronomy GAIA Hipparcos astrometry astrometric binaries Binaries brown dwarfs space research cosmic chemistry Astronomi rymdvetenskap kosmisk kemi"

Hittade 1 avhandling innehållade orden data analysis Astronomy GAIA Hipparcos astrometry astrometric binaries Binaries brown dwarfs space research cosmic chemistry Astronomi rymdvetenskap kosmisk kemi.

1. 1. Studies of Double and Multiple Stars Using Space Astrometry

   Författare :Carl Fredrik Quist; Astronomi - Genomgår omorganisation; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; cosmic chemistry; space research; brown dwarfs; Binaries; astrometric binaries; astrometry; Hipparcos; GAIA; Astronomy; data analysis; Astronomi; rymdvetenskap; kosmisk kemi; Fysicumarkivet A:2000:Quist;

   Sammanfattning : This thesis introduces and summarizes four papers dealing with the study of double and multiple stars using space astrometry. The introduction gives a brief review of the role of binary observations in various fields of astronomy --- star formation, stellar masses and the mass-luminosity relation, initial mass function, detection of sub-stellar mass companions. LÄS MER