INAF - Istituto Nazionale di Astrofisica
(http://www.inaf.it)

VObs.it - Italian Virtual Observatory
(http://wwwas.oats.inaf.it/IA2/)

IA2 - Italian Astronomical Archive Center (http://wwwas.oats.inaf.it/IA2/) ITVO - Italian Theoretical Virtual Observatory (http://wwwas.oats.inaf.it/IA2/ITVO/)

OAT-ATG - Astronomical Technology Group (http://wwwas.oats.inaf.it/)

OACTe - Osservatorio Astronomico di Teramo (http://oa-teramo.inaf.it/)

JMU - Liverpool John Moores University (http://www.astro.ljmu.ac.uk/)

IVOA - International Virtual Observatory Alliance (http://www.ivoa.net/)

TOPCAT - Tool for OPerations on Catalogues And Tables, is an interactive graphical viewer and editor for tabular data (http://www.star.bristol.ac.uk/~mbt/topcat/)