Editing Galileo (satellite navigation) (section)

== European GNSS Service Centre ==
[[File:Galileo on your pocket.jpg|thumb|225x225px|The European GNSS Service Centre is the point of contact for Galileo users' assistance.]]

The [[GNSS Service Centre|European GNSS Service Centre]] (GSC),<ref>{{cite web|url=https://www.gsc-europa.eu/|title=European GNSS Service Centre {{!}} European GNSS Service Centre|website=www.gsc-europa.eu |access-date=30 July 2019}}</ref> located in Madrid, is an integral part of Galileo and provides the single interface between the Galileo system and Galileo users. GSC publishes Galileo official documentation, promotes Galileo current and future services worldwide, supports standardisation and distributes Galileo almanacs, ephemeris and metadata.

The GSC User Helpdesk<ref>{{cite web|url=https://www.gsc-europa.eu/contact-us/helpdesk|title=Contact Form {{!}} European GNSS Service Centre|website=www.gsc-europa.eu|access-date=30 July 2019|archive-date=14 July 2019|archive-url=https://web.archive.org/web/20190714102708/https://www.gsc-europa.eu/contact-us/helpdesk|url-status=dead}}</ref> is the point of contact for Galileo user's assistance.&nbsp;GSC answers queries and gathers incident notifications from users on Galileo. The helpdesk is continuously available for all worldwide Galileo users through the GSC web portal.

GSC provides updated Galileo constellation status and informs on planned and unplanned events through Notice Advisory to Galileo Users (NAGU).<ref>{{cite web|url=https://www.gsc-europa.eu/system-status/user-notifications|title=Active user notifications {{!}} European GNSS Service Centre|website=www.gsc-europa.eu|access-date=30 July 2019}}</ref> GSC publishes Galileo reference documentation and general information on Galileo services and signals description and Galileo performance reports.