• Main INDEX
  • Monthly INDEX
  • PREV
  • NEXT
    Make New Entry, Make Followup Entry

    User name Carlos

    Log entry time 16:05:37 on October 9,2010

    Entry number 334085

    keyword=Day shift summary


    Shift started taking data on LH2. At 8:10 MCC called to make some ion chamber tests (beam off for 30? min).

    MCC called at 12:45 pm about beam optics issues. These were fixed ~30 mins later.

    3:00pm: started the beam current scan for lumis test and calibration.

    Runlist
    =========
    7074: p0=3.932 sieve OUT, LH2, 10uA, 5.5x4 raster. Per Alex's request I set ps3=ps4=1 for this run to study trigger efficiency.

    7075: p0=3.932 sieve OUT, LH2, 10uA, 5.5x4 raster, ps3=1, ps4=100.

    ***Alex reduced S1 threshold****

    7076: p0=3.932 sieve OUT, LH2, 10uA, 5.5x4 raster, ps3=1, ps4=1.

    ***11:50am L-HRS angle changed to 27.494 ***
    ***12:00pm L-HRS momentum changed to 3.427 ***

    7077: p0 = 3.427 sieve OUT, empty, 10 uA, 5.5x4 raster, ps3=1, ps4=1

    7078: p0 = 3.427, sieve OUT, LH2 15 cm, 10uA, 5.5x4 raster, ps3 = 1, ps4 = 1. p0=+3%

    7079: p0 = 3.427, sieve OUT, LH2 15 cm, 10uA, 5.5x4 raster, ps3 = 1, ps4 = 1. p)=+3%

    7080: p0 = 3.427, sieve OUT, LH2 15 cm, 10uA, 5.5x4 raster, ps3 = 1, ps4 = 1.

    7081: p0 = 3.427, sieve OUT, LH2 15 cm, 0.5uA, 5.5x4 raster, ps3 = 1, ps4 = 1.

    7082: p0 = 3.427, sieve OUT, LH2 15 cm, 1.0uA, 5.5x4 raster, ps3 = 1, ps4 = 1.

    7083: p0 = 3.427, sieve OUT, LH2 15 cm, 2.0uA, 5.5x4 raster, ps3 = 1, ps4 = 1.

    7084: p0 = 3.427, sieve OUT, LH2 15 cm, 5.0uA, 5.5x4 raster, ps3 = 1, ps4 = 1.

    7085: p0 = 3.427, sieve OUT, LH2 15 cm, 10uA, 5.5x4 raster, ps3 = 1, ps4 = 1.