Due to a planned outage on Friday, April 12th starting at noon through
Sunday, April 14th, access to this site will be unavailable during this
time. We apologize for any inconvenience.
Acknowledgments
MAST made extensive use of the XMM-Newton web sites at HEASARC and VILSPA.
All the catalog information and data sets available from MAST were provided
by the HEASARC Guest Observer Facility.