Digital HI Archive Help Page

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Query Clickable form to create simple SQL queries. The user may Choose what columns are to be returned from the database, and what restriction criteria will be used in the query
NVO The National Virtual Observatory is the US counterpart of the IVOA. There you will find tools, references, and standards for the VO technology.
Schema SQL table descriptions for the tables accessed from this site.
Help This help page.
CU Astro Cornell Astronomy Department
Papers Link to the Springob et al. 2005 paper that describes the data on this web site.
Cone ConeSearch service for the Detections table (see paper) database.
EGG Cornell Extragalactic Group
SQL From to enter your own SQL query.