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Notice
Due to scheduled maintenance, some services offered in the XMM-Newton SOC web site (including the Target of Opportunity alert) will be unavailable, from 07:00 until 09:00 (UT) on Tuesday 5th May 2015.

The XMM-Newton SOC website has been relocated.

It may be accessed via the url:   http://xmm.esac.esa.int/
XMM-Newton; Europe's X-Ray Observatory
Last update: 19-May-2014 by