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User documentation

QuIDS Concept of Operations

02/28/2010 09:57 AM

The purpose of this document is to describe the characteristics of the “Quality Information Distribution Service” (QuIDS) message passing system. The main function of QuIDS is message passing for quality control data in a distributed data processing environment. ...

Database Development Scope

03/31/2010 03:18 PM

JDEM/SOC database development work will be performed in 2 areas - Experimental Data and Infrastructure

Experimental Data

This portion of JDEM/SOC database will be used to store experimental data produced as the result
of data processing.

...

Technical documentation

Database Size Estimate

02/12/2010 01:48 PM

JDEM Database size estimate based on Slitless Spectroscopy requirements

Imaging

400K objects/sq.degree * 10,000 sq.degrees
4B objects
100 double precision numbers per object * 8 bytes per number
Data size: 4 TByte

Spectra

6000 double precision numbers per object * 8 bytes per number
...

Galaxy reconstruction simulation using Postgres DB

05/06/2010 04:06 PM