1) The act of allying or state of being allied; the result of this action.
International Virtual Observatory Alliance (IVOA)
hamdasti-ye andarnafâni-ye nepâhešgâh-e virâgin
Fr.: Alliance internationale de l'Observatoire Virtuel
An international cooperation whose objective is to facilitate the international coordination and collaboration necessary for the development and deployment of the tools, systems and organizational structures necessary to enable the international utilization of astronomical archives as an integrated and interoperating → Virtual Observatory. The IVOA, created in 2002, now comprises 20 Virtual Observatory programs from various countries and international organizations.