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The original version of this catalogue was created to support the identification and use of Guide Stars for the pointing of the HST. It is based on the Palomar Download Book (PDF, 28274 KB) Download Chapter (882 KB) The Hubble Space Telescope (HST) uses off-axis guide stars to achieve its pointing stars uses a catalog specifically constructed for this task, the Guide Star Catalog (GSC). The new improved guide star catalogue II. It's a very big universe out there, and an astronomer's work is never done when it comes to simply counting and The Guide Star Catalog (GSC), which has been constructed to support the operational need of the Hubble Space Telescope contains nearly 19 million objects Yale Bright Star Catalog. 27. 18. Preliminary General Catalogue. 28. 18.1. Albany Zone Catalogues. 30. 18.2. San Luis Catalogue. 31. 18.3. Albany Catalogue. The Guide Star Catalog (GSC), also known as the Hubble Space Telescope, Guide Catalog . Print/export. Create a book · Download as PDF · Printable version 5 Apr 2012 The Guide Star Catalog I (GSC I) is an all-sky optical catalog of positions and magnitudes of approximately 19 million stars and other objects in The Guide Star Catalog II: Properties of the GSC 2.3 Release. A. Spagna1, M. . for HST Bright Object Protection and it replaces GSC-I for HST pointing since The Guide Star Catalog (GSC) has been constructed as support for the Hubble Space Telescope (HST) and contains about 19 million stars and objects in the 16 Jul 2008 PDF · PostScript · Other formats provide guide star information and observation planning support for HST. Two catalogs have already been extracted from the GSC-II database and released to the astronomical community.
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