Results 131 to 140 of about 7,595 (254)
Commission No. 24: Photographic Astrometry (Astrometrie Photographique) [PDF]
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Symposium: Astrometry I: Systematic errors in the AGK2 and final reductions in the AGK3 program
W. Dieckvoß
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Improved Intra-Pixel Sensitivity Characterization Based on Diffusion and Coupling Model for Infrared Focal Plane Array Photodetector. [PDF]
Zhong L, Li X, Zhu M, Hu Z, Chen F.
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Symposium: Astrometry I: On proper motions of open clusters
S. Vasilevskis
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The use of astronomy VLBA campaign MOJAVE for geodesy. [PDF]
Krásná H, Petrov L.
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Exploring nine simultaneously occurring transients on April 12th 1950. [PDF]
Villarroel B+8 more
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Astrometry as a Tool for Discovering and Weighing Faint Companions to Nearby Stars [PDF]
This tutorial covers the use of absolute astrometry, in particular from the combination of the Hipparcos and Gaia missions, to identify faint companions to nearby stars and to measure the masses and orbits of those companions. Absolute astrometry has been used with increasing success to discover new planets and brown dwarfs and to measure masses and ...
arxiv