1. Piquet Report 04-11 December, 2012 A. Cardini INFN Cagliari

2. Week Summary Changed magnet polarity to UP after magnet trip occurred at 22:00 on 03DEC 2 short physics fills (3370 and 3372) 1 very high luminosity (1E33) and low-mu fill (3374) 1 low-mu fill (3375) 1 short physics fill (3378) … then 25 ns scrubbing with HV off (well, most of them…) December 10, 2012A. Cardini / INFN Cagliari2

3. VHL Test on 04DEC12 “fast” rise to 1E33, then 60’ data taking 30’ data taking at 8E32 and 6E32 Low-mu data taking interrupted by beam dump Data taking during VHL with min. bias prescaled trigger Performed also FEB counting on the whole detector see http://lblogbook.cern.ch/MUON/4377 for detailshttp://lblogbook.cern.ch/MUON/4377 December 10, 2012A. Cardini / INFN Cagliari3

4. December 10, 2012A. Cardini / INFN Cagliari4

5. (A boring) 25 ns scrubbing… December 10, 2012A. Cardini / INFN Cagliari5