Virtual Observatory Software for Astronomers

  1. Example Queries

Example Queries

This page lists a number of examples of queries sent to data held in databases. These examples show how the scientist can make sophisticated queries. The ADQL syntax can be used as templates for similar queries to any suitable databases.

All of these examples show queries being constructed in the Query Builder. Look there for info on how to select suitable database resources, and how the Query Builder is accessible via VOExplorer.

  • If you are using vodesktop-2008.1.beta.jar (no number after beta) or a 2007 release of the AstroGrid Desktop (using the Registry version 0.1), then you need to quote any column called DEC or Dec or dec, as in o."dec"

Acknowledging AstroGrid. If you make use of the AstroGrid system or tools, we would be grateful if you could acknowledge this use in any resulting publications. You could use these words: 'This research has made use of data obtained using, or software provided by, the UK's AstroGrid Virtual Observatory Project, which is funded by the Science and Technology Facilities Council and through the EU's Framework 6 programme.' Use of any data discovered or accessed through AstroGrid should of course be mentioned as noted by the data providers.

Licensing and Copyright. AstroGrid software is released under the Academic Free License.. The copyright on the text used in these web pages is owned by the contributing authors. Copyright on images used are assumed to be with the indicated or implied source as appropriate.