Preparatory access is intended for testing and developing codes in order to prepare applications for PRACE Tier-0 project access. In particular, we would like to draw your attention to the Preparatory Access Type C which includes code development with support from PRACE experts. Further information are given on the PRACE web page: http:// www.prace-ri.eu/Call-Announcements The Preparatory Access Call is a rolling call, researchers can apply for access all year. There are no closing dates, proposals will be reviewed every third month. The next cutoff date is June 3rd, 2013, 11: 00 AM CEST. The systems available for Preparatory Access are: CURIE, BULL Bullx cluster (GENCI@CEA, France); FERMI, IBM Blue Gene/Q (CINECA, Italy); HERMIT, Cray XE6 (GCS@HLRS, Germany); JUQUEEN, IBM Blue Gene/Q (GCS@JSC, Germany); MareNostrum, IBM System X iDataplex (BSC, Spain); SuperMUC, IBM System X iDataplex (GCS@LRZ, Germany) !! Prototype systems available (2013 pilot case) !! EURORA, Eurotech SandyBridge+Intel MIC hybrid cluster (CINECA, Italy) LRZ invites all interested scientists, whose projects fit the criteria of the PRACE call to submit their projects. The criteria for the PRACE Calls as well as complete information on the PRACE machines, how to apply and on the PRACE peer review process can be found at http://www.prace-ri.eu/ If you need some extra information please feel free to contact PRACE directly via peer-review@prace-ri.eu or weinberg@lrz.de This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4591/ Volker Weinberg