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http://www.stecf.org/conferences/adass/adassVII/reprints/pollizzij.pdf.

1. A Queriable Repository for HST Telemetry Data, a Case Study in using Data
... The Hubble Space Telescope (HST) generates on the order of 7,000 telemetry values, many of which are sampled at 1Hz, and with several hundred parameters being sampled at 40Hz. ... As part of the recent NASA initiative to re-engineer HST's ground control systems, a concept arose to apply newly available data warehousing technologies to this problem. ... In addition to routine study and problem analysis, we use telemetry to look for long term trends in how the platform is behaving. ...
[ Сохраненная копия ]  Ссылки http://www.stecf.org/conferences/adass/adassVII/pollizzij.html -- 14.8 Кб -- 12.06.2006
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2. http://www.stecf.org/conferences/adass/adassVII/reprints/pollizzij.ps.gz
... A Queriable Repository for HST Telemetry Data, a Case Study in using Data Warehousing for Science and Engineering Joseph A. Pollizzi, III and Karen Lezon Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218, Email: pollizzi@stsci.edu Abstract. ... In using a Star index, the designer starts by designing a few number of fact tables. ... Resulting Fact Tables Applying this strategy to the HST telemetry problem produced the following Fact Tables: . ...
[ Текст ]  Ссылки http://www.stecf.org/conferences/adass/adassVII/reprints/pollizzij.ps.gz -- 80.8 Кб -- 12.06.2006
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3. GOODS
... Overview and field layouts . ... Release Content . ... As part of the Great Observatories Origins Deep Survey ( GOODS ), near-infrared imaging observations of the Chandra Deep Field South (CDF-S) are being carried out in J, H, Ks bands, using the ISAAC instrument mounted at the Antu Unit Telescope of the VLT at ESO's Cerro Paranal Observatory, Chile. ... Since ISAAC observations are still ongoing, this release consists of J and Ks images of fields that have already been completed and are . ... 12600...
[ Сохраненная копия ]  Ссылки http://www.stecf.org/goods/releases/20040430/ -- 36.5 Кб -- 12.07.2004
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