XMM SSC (Survey Science Centre) pages

http://xmmssc.irap.omp.eu (includes documentation on catalog columns)

http://xmm-ssc.irap.omp.eu (outreach website)

http://xmm-ssc.irap.omp.eu/claxson (citizen science website)

4XMM-DR12 data tables

• 4XMM_DR12cat_v1.0.fits.gz — full catalog in FITS format; recommended for more in-depth studies (includes information of all detections); 336 columns, 939 270 rows, 873 MB
• 4XMM_DR12cat_v1.0.csv.gz — same as above, but in CSV format; 1.1 GB
• 4XMM_DR12cat_slim_v1.0.fits.gz — reduced version of the catalog in FITS format, suited for studies of unique sources (individual detection information is not included); 45 columns, 630 347 rows, 85 MB
• 4XMM_DR12cat_slim_v1.0.csv.gz — same as above, but in CSV format; 108 MB

4XMM-DR12 footprint (MOC files)

MOCs for individual observations in fits format can be downloaded from this website (identified through their OBSIDs). Additionally, the MOC covering the whole of 4XMM-DR12 field is available here.