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    User name A. Beck

    Log entry time 16:05:35 on March13,2006

    Entry number 166530

    keyword=day shift summary

    Run 2923 Cosmics while the hall in a controlled access.
    Thresholds: NA -50 Preshower -20 BB Tot -20
    8:35 BB HV in slots S10-S13 disabled.
    In the prompt analysis of run 2922 there are differences between the reference Shower Ap vs. Preshower and 2922 distributions. The shower values went up by ~1000 channels.

    9:20 Half Wave plate IN,
    9:35 MCC called to inform us to change angle at rotating half-angle
    plate
    11:30 Alexandre finished with NA
    11:45 J.P and Wolfgang finished with the target at the hall
    12:03 Continue with cosmics
    12:25 Beam delivered however there is a low trigger rate at BB (run 2933)
    12:30 We found wrong triggers thresholds
    12:41 Raster run, raster size 2X2.5mm
    12:41 New Compton run.
    12:50 Software problem with the prompt analysis. It crashed during run 2934.
    13:00 New threshold value for BB Total sum -160mV.
    13:15 Controlled access according to Albert and Aiden request
    13:20 Compton coda could not be stopped and rebooted.
    13:45 Controlled access is finished.
    13:50 We have the beam again.
    14:00 New Compton run
    14:05 Raster run, raster size 2X2.5mm