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    User name itard

    Log entry time 15:59:35 on November26,2010

    Entry number 341577

    keyword=Day shift summary

    Start shift with Alexandre C. in the hall.


    8:38 Request beam permit
    8:57 mcc told us that they are sending tune beam in the hall
    9:00 requested 10 uA for beam recovry procedure
    9:07 10 uA in the Hall
    9:09 BPMAx=0.164 BPMAy=-0.104 BPMBx=0.005 BPMBy=-0.004
    9:10 ask mcc to perform harp scan
    results of the harp scan, see elog. The beam is too narrow on 4B. We asked MCC to repeat the scan.
    9:33 Beam is still too narrow on 4B. Asked MCC to increase beam size.
    9:48 mcc tune the beam and they increased the beam size (see elog 1554896)
    9:56 no enough cryogene to maintain stable temperature in the LH2 target at 5 uA, so ask 2 uA at the mcc
    10:03 stop the run 9007, wrong high voltage current of one bloc
    10:07 enough cryogene to turn at 3 uA
    10:13 Start run 9008 at 3uA.
    11:14 end of run 9008 (303k events)
    11:14 start run 9909 at 3 uA
    12:18 end of run 9909 (202k events)
    12:22 start of run 9910 at 3 uA
    12:40 compton stop
    1:23 end of run 9910 (289k events)
    1:24 start of run 9911 at 3 uA
    2:30 end of run 9911 at 3 uA (317k events)
    2:31 start of run 9912
    3:34 end of run 9912 (273k events)
    3:35 start of run 9913