How Far Away Are Our Stellar Neighbors?
Washington DC (SPX) May 20, 2016 -
In April 2016 the United States Naval Observatory (USNO) released a catalog of distances to over 112 thousand stars, the USNO Parallax Catalog (UPC), using ground-based observations performed with the USNO Robotic Astrometric Telescope (URAT). It is the largest such catalog since the release of the European Space Agency (ESA) Hipparcos mission Catalog in 1997.
The brightest stars in the ni ...
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