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Time Meeting PHENIX Run-15 Status Douglas Fields PHENIX Run-15 Run Coordinator University of New Mexico
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Time Meeting FVTX High Multiplicity trigger 04/21/2015Douglas Fields 2
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Time Meeting MPCEX update 04/21/2015Douglas Fields 3 Detector running well, taking data Offline analysis working on calibrations: – High/Low gain ratio calibrations working – MIP calibration of MPC-EX minipad gains making progress – MPC calibration underway (complicated) High/Low Channel Calibration Double-Landau fit to MIPs in minipads:
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Time Meeting Local Polarimeter Determination of Polarization Loss 04/21/2015Douglas Fields 4 Slope of Local Pol. Asymmetry Loss Time
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Time Meeting PHENIX Efficiency 04/21/2015Douglas Fields 5
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Time Meeting Luminosity Progress RHIC projections (http://www.rhichome.bnl.gov/RHIC/Runs/RhicProjections.pdf) gave Run- 12 achieved delivered luminosity as 9.3 pb −1 /week and 22 pb −1 /week max expected in Run-15 (after 5 weeks running).http://www.rhichome.bnl.gov/RHIC/Runs/RhicProjections.pdf Converting to our recorded luminosity: 4.5 pb −1 /week and 10.1 pb −1 /week (for the |z| < 40cm program) and 1.6 pb −1 /week and 3.85 pb −1 /week (for the |z| < 10cm program) 04/21/2015Douglas Fields 6
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Time Meeting FOM Progress RHIC projections (http://www.rhichome.bnl.gov/RHIC/Runs/RhicProjections.pdf) gave Run- 12 achieved delivered luminosity as 9.3 pb −1 /week and 22 pb −1 /week max expected in Run-15 (after 5 weeks running).http://www.rhichome.bnl.gov/RHIC/Runs/RhicProjections.pdf Converting to our recorded luminosity: 4.5 pb −1 /week and 10.1 pb −1 /week (for the |z| < 40cm program) and 1.6 pb −1 /week and 3.85 pb −1 /week (for the |z| < 10cm program) 04/21/2015Douglas Fields 7
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Time Meeting PHENIX FOM Progress 04/21/2015Douglas Fields 8
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Time Meeting Summary Taking physics data for HF in Muon and Central arms. MPC-EX continues taking physics data and offline analysis ongoing. High Multiplicity trigger approaching >400M triggered events. 04/21/2015Douglas Fields 9
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Time Meeting Backup 04/21/2015Douglas Fields 10
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Time Meeting Progress Towards Physics Goals (p+p) Two physics programs: – Forward direct gamma physics with the MPC-EX p+p @ 200 GeV with transverse polarization for 9 weeks [Physics driven goal is 50 pb −1 recorded within |z| = 60%] – Heavy Flavor physics using the F/VTX p+p @ 200 GeV with transverse polarization for 9 weeks [Physics driven goal is 21 pb −1 recorded within |z| = 60%] In our BUP, (https://indico.bnl.gov/getFile.py/access?resId=0 &materialId=0&confId=764) we state that we assume PHENIX uptime 70%, fraction of events within +/- 10 cm (25%) and +/- 40 cm (70%).https://indico.bnl.gov/getFile.py/access?resId=0 &materialId=0&confId=764 04/21/2015Douglas Fields 11
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