The NVO project established the foundations for the
Virtual Astronomical Observatory.
For the latest science capabilities, visit the VAO Website:

VAO
www.usvao.org



...the Universe at your fingertips

These prototype tools were developed as part of the NVO and remain availabie for use. We recommend, however, that you fist visit the VAO website to find the latest and most capabile VAO science tools

help
Need help? Not sure how to start?
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Getting Started with NVO
datascope
Collect all data at a given position.
arrow DataScope
inventory
Count matches between catalog entries and given positions.
arrow Inventory
osq
Query databases and cross-match object lists
arrow Open SkyQuery
registry
Find data collections and catalogs by searching their descriptions.
arrow Directory
vim
Integrate data from multiple positions and datasets.
arrow VIM
voclient
Query the VO from the command line.
arrow VO-CLI
tools
Convert text tables to the VOTable format used by VO applications.
arrow Table Tools
more
Do more with NVO.
arrow
Data Analysis & More

nsf
ivoa

Can't find what you're looking for? Check the old NVO web site.